Please review the job details below.Maxar is seeking a highly skilled and experienced backend software developer to join our dynamic engineering team. You will be instrumental in designing, developing, and maintaining scalable, highly available, and resilient backend services that power our event-driven cloud applications. This role requires a strong understanding of modern cloud-native architectures, container orchestration, and message queuing systems.Responsibilities:Design, develop, and implement, robust and scalable backend services using Java and Python.Build and maintain event-driven micro services architecture leveraging Apache Kafka and JVM for asynchronous data flows.Orchestrate and manage containerized applications using Kubernetes, with hands on experience in Rancher for cluster management and deployment.Collaborate with multi-contractor teams to deploy and develop new features and functionalitiesOptimize application performance, scalability, and reliability in a cloud environmentImplement and enforce best practices for application security, data protection, and complianceConduct code reviews and mentor junior developersTrouble shoot and resolve complex issues across distributed systems and cloud deployments.Document technical designs, APIs, and operational proceduresRequired Qualifications:Bachelor's degree in Computer Science, Software Engineering, or a related fieldActive TS/SCI clearance5 years of experience in backend software developmentStrong proficiency in Java with experience in building scalable and performant backend applications (e.g. Spring Boot and JVM)Solid experience in Python for backend development scripting and automationDeep understanding and hands-on experience with Apache Kafka for building event-driven architectures, including producers, consumers, topics, and scheme management.Extensive experience with Kubernetes for container orchestration, including deploying, managing, and scaling applications.Proven experience with Rancher for Kubernetes cluster management, monitoring, and multi-cluster deployments.Experience designing and implementing event-driven cloud applications and microservices.Familiarity with cloud platforms (AWS, Openstack, OpenShift) and their relevant services.Excellent problem solving and debugging skillsStrong communication and interpersonal skills, with the ability to lead teamsExperience in agile scrum development methodologiesPreferred Skills:Experience with NIFIExperience with data lakes and/or data cataloguesExperience with Infrastructure as Code (IaC) tools such as Terraform and AnsibleFamiliarity with monitoring and logging tools such as Prometheus, Grafana, ELK StackUnderstanding of distributed tracing and observability conceptsExperience with Atlassian toolsIn support of pay transparency at Maxar, we disclose salary ranges on all U.S. job postings. The successful candidate’s starting pay will fall within the salary range provided below and is determined based on job-related factors, including, but not limited to, the experience, qualifications, knowledge, skills, geographic work location, and market conditions. Candidates with the minimum necessary experience, qualifications, knowledge, and skillsets for the position should not expect to receive the upper end of the pay range. The base pay for this position within the Washington, DC metropolitan area is: $108,000.00 - $180,000.00 annually.For all other states, we use geographic cost of labor as an input to develop market-driven ranges for our roles, and as such, each location where we hire may have a different range. We offer a comprehensive package of benefits including paid time off, health and welfare insurance, and 401(k) to eligible employees. You can find more information on our benefits at:https://www.maxar.com/careers/benefitsThe application window is three days from the date the job is posted and will remain posted until a qualified candidate has been identified for hire. If the job is reposted regardless of reason, it will remain posted three days from the date the job is reposted and will remain reposted until a qualified candidate has been identified for hire.The date of posting can be found on Maxar’s Career page at the top of each job posting.To apply, submit your application via Maxar’s Career page.Maxar Technologies values diversity in the workplace and is an equal opportunity/affirmative action employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected veteran status, age, or any other characteristic protected by law.

Mantech seeks a motivated and career-oriented Windows Systems Administrator to join our team in Laurel, MD.You will be part of a dedicated team delivering enterprise infrastructure capabilities for a global workforce that supports a wide range of national defense missions. This role directly supports the Enterprise Infrastructure Services (EIS) organizationthe foundation of all Enterprise Information Technology (EIT) for MPO.Responsibilities include, but are not limited to:Support the implementation, troubleshooting, and maintenance of IT systemsProvide Tier 1 (Help Desk) and Tier 2/3 (Escalation) support for problem identification, diagnosis, and resolutionIdentify and resolve performance and capacity issues in Windows systems, and support hardware-related problem resolution and dispatchingDeliver detailed analysis and feedback to agency management and internal customers for escalated ticketsInstall operating system software, troubleshoot system issues, maintain system integrity, configure network components, and implement OS enhancements to improve reliability and performanceMust be willing to work a flexible schedule between 6:00am-6:00pm and may be assigned to an evening patching scheduleMinimum Qualifications:Bachelor’s degree in a technical discipline from an accredited college or university. 5 additional years of System Administrator experience might be substituted for a bachelor’s degree14+ years of experience as a System Administrator in programs and contracts of similar scope, type, and complexityExperience with configuring, maintaining and modernizing a Windows OS environmentExperience with patching Windows OS environments to meet security compliance requirementsIAT II certification (DoD 8140 required within 60 days of starting employment. Acceptable certifications include CCNA-Security/CySA+/GICSP/GSEC/Security+ CE/CND/ or SSCP)Preferred Qualifications:Familiarity with configuring, scripting, and managing Unix, and RHEL operating systemsFamiliarity with ScanboyFamiliarity with JIRA ticketing systemFamiliarity with Enclave environmentsFamiliarity with VMWareClearance Requirements:Must have a current/active TS/SCI with PolygraphPhysical Requirements:The candidate should be able to move, carry, and deliver workstations from inside the office to customer desksThe person in this position must be able to remain in a stationary position 50% of the timeMust communicate with co-workers, management, and customers via email, phone, or virtual meetings, which may involve delivering presentations. Must be able to exchange accurate information in these situations.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Cyber SecurityJob Qualifications:Skills:Cloud: Amazon Web Services (AWS), Continuous Monitoring, Risk Management Framework (RMF), Standard Operating Procedure (SOP)Certifications:NoneExperience:8 + years of related experienceUS Citizenship Required:YesJob Description:Own your career as a Cyber Security Analyst Sr Advisor at GDIT. Here, you’ll have the opportunity to build strong lines of cyber defense using cutting-edge technologies. Your work in cyber security at GDIT will have an impact on securing our clients’ missions and ensuring we anticipate the threats of tomorrow.At GDIT, people are our differentiator. As a Cyber Security Analyst Sr Advisor, you will help ensure today is safe and tomorrow is smarter.HOW A CYBER SECURITY ANALYST SR ADVISOR WILL MAKE AN IMPACT:Provide vulnerability analysis and reporting on accredited information systems.Create documentation such as SOPs, internal process documents and input into cyber policies that support the continuous monitoring of accredited information systems.Coordinate with information system POCs for plan updates and mitigation strategies to ensure overall health of IT systems, networks and applications.Interprets, analyzes, and reports all events and anomalies in accordance with computer network directives, including initiating, responding, and reporting discovered eventsEnsures that cybersecurity plans, controls, processes, standards, policies, and procedures are aligned with cybersecurity standardsDevelops techniques and procedures for conducting cybersecurity risk assessments and compliance audits, the evaluation and testing of hardware, firmware and software for possible impact on system security, and the investigation and resolution of security incidents such as intrusion, frauds, attacks or leaksMay coach and provide guidance to less-experienced professionalsMay serve as a team or task leadWHAT YOU’LL NEED TO SUCCEED:Experience with architecture design, system and network analysis, vulnerability and risk assessments, and security assessment of hardware and software.Experience in scanning information systems using scanning tools such as Nessus, Tenable, AppDetective, WebInspect.Perform some manual data aggregation and normalization tasks until automated solutions are developed.Strong understanding of cloud environments and assessing systems within cloud environments focusing on security posture.Experience with continuous monitoring and plans of actions and milestones (POA&Ms).Recommend new capabilities and efforts to improve the effectiveness of the continuous monitoring programUnderstanding of NIST 800-53, 800-137 and Risk Management Framework (RMF).Knowledge of DoD Security Technical Implementation Guides (STIGs).Demonstrated experience with cyber security concepts to include encryption services, access control, information protection, network securityExperience with AWS and Azure cloud security complianceKnowledgeable of various cloud services to include Infrastructure as a Service, Platform as a Service, Software as a ServicePossesses strong analytical and problem-solving skillsLocation: Bethesda, MD - On Customer SiteSecurity Clearance: TS/SCI with active polygraphYears Experience: 8+ yearsEducation: Bachelors Degree (Computer engineering, Computer Science, Electrical Engineering, Information systems, Information Technology, Cybersecurity, or a closely related discipline) or additional work experience.GDIT IS YOUR PLACE:401K with company matchComprehensive health and wellness packagesInternal mobility team dedicated to helping you own your careerProfessional growth opportunities including paid education and certificationsCutting-edge technology you can learn fromRest and recharge with paid vacation and holidays#WeAreGDIT#JETThe likely salary range for this position is $150,480 - $203,590. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:Less than 10%Telecommuting Options:OnsiteWork Location:USA MD BethesdaAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

MANTECH seeks a motivated, career-oriented System Administrator to join our team in Hanover, Maryland.Responsibilities include, but are not limited to:Provide support for implementation, troubleshooting, and maintenance of Information Technology (IT) systemsManage IT system infrastructure and processes related to those systems.Deliver Tier 1 (Help Desk) and Tier 2 (Escalation) support for problem identification, diagnosis, and resolution for client/server/storage/network devices, mobile devices, etcOptimize system operations, resource utilization, and perform system capacity analysis and planningConduct detailed troubleshooting and provide in-depth IT system supportConfigure and manage UNIX and Windows operating systems; install/load OS software, maintain integrity, and configure network componentsAdminister and maintain compliance with customer system security requirements including updates, patching, and reporting on hardware and software componentsMinimum Qualifications:Bachelor’s degree in a technical discipline from an accredited college or university; an additional 5 years of SA experience might be substituted for a degree10+ years of experience as a System Administrator (SA) on programs/contracts of similar scope, type, and complexityExperience implementing, operating, and monitoring TS/SCI systemsExperience with automated data backup systemsExperience implementing and managing Linux/Windows environmentsExperience managing virtualized platforms such as VMware ESXi or vSphereSecurity Clearance Requirements:Active/Current TS/SCI with PolygraphPhysical Requirements:Must be able to bend, kneel, and reach as neededCapable of lifting to 20 lbs.Requires walking and performing repetitive motionsAble to perform sedentary tasks and use a PC and standard office tools for extended periods

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Data ScienceJob Qualifications:Skills:Communication, ETL, Leadership, Python (Programming Language), Structured Query Language (SQL)Certifications:NoneExperience:10 + years of related experienceUS Citizenship Required:YesJob Description:The Data Engineer Team Lead will provide technical leadership towards prioritizing and completing tasks for a small data engineer team in a highly mission centric atmosphere. The data engineer will also manipulate data and data flows for both existing and new systems. Additionally, they will provide support in the areas of data extraction, transformation and load (ETL), data mapping, analytics, operations, databases, and maintenance of data and associated systems. As a member of the team, candidate will work in a multi-tasking, quick-paced, dynamic, process-improvement environment that requires experience with the principles of large-scale (terabytes) database development, large-scale file manipulation, data modeling, data mapping, data testing, data quality, and documentation preparation.HOW A DATA ENGINEER ETL WILL MAKE AN IMPACTProvide team leadership in the areas of data extraction, transformation and load (ETL), data mapping, analytics, operations, databases, and maintenance of data and associated systemsDevelop and manage complex data flows, or makes significant enhancements to existing pipelinesTroubleshoot complex problems and provide customer support for the ETL processResolve complex hardware/software compatibility and interface design considerationsConduct investigations and tests of considerable complexityResearch emerging technologies to determine impact on application executionCommunicate clearly and effectively with teammates, customers, and external partnersPrepare written and verbal communications on analyses, findings, and project progressWrite and maintain technical documentationAdvise hardware engineers on machine characteristics that affect software systems, such as storage capacity, processing speed, and input/output requirementsREQUIRED TECHNICAL SKILLSDemonstrated experience with the following languages: Java/J2EE, C, C++, SQL, XML, XQuery, XPath, HTML/XHTML, CSS, Python, Shell Scripting, JSON, JavaScriptDemonstrated experience translating data insights into tools or analytic capabilities that inform operational decisions and/or improve processesDemonstrated experience with relational databases (ex - Oracle / MySql)Demonstrated experience with CI/CD processes and containerization/dockerDemonstrated experience with GPU processingDemonstrated experience with search architecture and data visualization tools (ex - ElasticSearch, OmniSci)Demonstrated experience applying machine learning methodologies to build high-quality prediction modelsFamiliar with servers operating systems; Windows, Linux, Distributed Computing, Blade Centers, and cloud infrastructureFamiliar with database methodologiesFamiliar with Source code management and integration (ex - GitHub/GitLab, Jenkins, RunDeck)Familiar with Data Science frameworks such as Keras, Tensorflow, or TheanoAbility to work well in a fast-paced, constantly evolving work environment with a focus on continual process improvement and a proactive approach to problem solvingWHAT YOU’LL NEED TO SUCCEED:10+ years of related software engineering and ETL experienceBachelor’s or Technology degree in Engineering or a related specialized area/field, OR equivalent 15 years job-related experienceDemonstrated experience building and maintaining data flows in NiFi or Pentaho or JavaExcellent organizational, coordination, interpersonal and team building skillsTS/SCI with SCI Poly clearanceLocation: At Customer Site – near Tysons CornerGDIT IS YOUR PLACE: 401K with company match Comprehensive health and wellness packages Internal mobility team dedicated to helping you own your career Professional growth opportunities including paid education and certifications Cutting-edge technology you can learn from Rest and recharge with paid vacation and holidays#OpportunityOwned#GDITCareers#WeAreGDIT#JET#GDITEnhanced2025The likely salary range for this position is $191,250 - $258,750. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:NoneTelecommuting Options:OnsiteWork Location:USA VA McLeanAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career- and customer-oriented Systems Administrator to join our team in Hanover, MD.The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation. This effort supports the Enterprise Infrastructure Services (EIS) organization, which oversees MPO’s Enterprise Information Technology (EIT)the backbone platform for all enterprise users.Responsibilities include, but are not limited to:Provide administration and support for Windows Server 2022 environments, including Active Directory, and manage Windows 10/11 client systems.Architect, deploy, and maintain robust cloud environments, primarily within AWS, while also supporting existing on-premise server infrastructure.Develop, implement and maintain automation scripts and configurations using SaltStack to streamline infrastructure provisioning, configuration management and deployment processes.Collaborate with development teams to support integration and operational stability of CI/CD pipelines, ensuring smooth deployment and reliable software deployments.Administer, monitor, and troubleshoot AWS cloud resources, including EC2, S3, VPC, IAM, and other core servicesMonitor system performance, availability, and security, responding to incidents and performing root cause analysisAdminister and troubleshoot various Linux distributions (e.g., Ubuntu, CentOS, RHEL) within both cloud and on-premise contextsMinimum Qualifications:14+ years of experience as a Systems Administrator or Cloud Engineer supporting programs and contracts of similar scope and complexityBachelor’s degree from an accredited college or university; An additional 5 years of System Engineer experience might be substituted for a degreeMust hold an IAT II certification (e.g., Security+ or equivalent); candidates will have 60 days from program start to obtain itProficiency in administeringLinuxoperating systems.Experience with Windows Server 2022 administration, including Active Directory and networkingProven experience as a System Administrator or Cloud Engineer with practical knowledge of cloud environmentsPreferred Qualifications:Experience working in enterprise or government environmentsFamiliarity with cloud security and compliance practicesHands-on experience with Amazon Web Services (AWS) for infrastructure deployment, management, and troubleshootingProficiency in administering and troubleshooting Linux distributions (e.g., Ubuntu, CentOS, RHEL).Clearance Requirements:Must have a current/active TS/SCI with PolygraphPhysical Requirements:The candidate must be able to move, carry, and deliver workstations from the office to customer desksThe person in this position must be able to remain in a stationary position 50% of the timeMust communicate with co-workers, management, and customers via email, phone, or virtual meetings, which may involve delivering presentations. Must be able to exchange accurate information in these situations.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Cyber SecurityJob Qualifications:Skills:Documentations, Microsoft Azure, NIST, Risk Management FrameworkCertifications:NoneExperience:8 + years of related experienceUS Citizenship Required:YesJob Description:Seize your opportunity to make a personal impact as a Cyber Security Analyst SME supporting customer activities. GDIT is your place to make meaningful contributions to challenging projects and grow a rewarding career.At GDIT, people are our differentiator. As a Cyber Security Analyst SME, you will help ensure today is safe and tomorrow is smarter. Our work depends on a Cyber Security Analyst joining our highly skilled team to be a premier provider of cyber security services to the customer. We provide consummate cyber security risk management “as a service” platform across multiple fabrics and centers. We have a responsibility to ensure operational IT capabilities provide the client with necessary timeliness, accuracy and security of information demanded from all our highly professional roles. Be the change, lead our change – join us!HOW A CYBER SECURITY ANALYST SME WILL MAKE AN IMPACT:Assist with development and maintenance of the organization’s risk management framework.Collaborate with stakeholders to define and implement security policies and controls.Contribute to incident response planning and post-incident analysis.Prepare risk reports and present findings to senior management.Stay updated on the latest cyber security trends, threats, and technologies.Provide vulnerability analysis and reporting on accredited information systems. Experience in scanning information systems using scanning tools such as Nessus, Tenable, AppDetective, WebInspect.Strong writing skills to create documentation such as SOPs, internal process documents and input into cyber policies that support the continuous monitoring of accredited information systems.Coordinate with information system POCs for plan updates and mitigation strategies to ensure overall health of IT systems, networks and applications.Experience with architecture design, system and network analysis, vulnerability and risk assessments, and security assessment of hardware and software.Perform some manual data aggregation and normalization tasks until automated solutions are developed.Strong understanding of cloud environments and assessing systems within cloud environments focusing on security posture.Experience with continuous monitoring and plans of actions and milestones (POA&Ms).Understanding of NIST 800-53, 800-137 and Risk Management Framework (RMF).Knowledge of DoD Security Technical Implementation Guides (STIGs).Demonstrated experience with cyber security concepts to include encryption services, access control, information protection, network securityExperience with AWS and Azure cloud security complianceKnowledgeable of various cloud services to include Infrastructure as a Service, Platform as a Service, Software as a ServicePossesses strong analytical and problem solving skills Designing and customizing complex search queries and promoting advance searching, forensics, and analytics.WHAT YOU’LL NEED TO SUCCEED:Education: Bachelors Degree (Computer engineering, Computer Science, Electrical Engineering, Information systems, Information Technology, Cybersecurity, or a closely related discipline) or additional work experience.Required Experience: 8+ yrsRequired Technical Skills: 5+ years of hands-on experience in the development and deployment of SplunkMust have Splunk Enterprise Security experienceDesired Skills:Certified in Cloud Security for AWS and AzureDemonstrated experience in IT best practices regarding application, enterprise system, and network securitySecurity Clearance Level: TS/SCI with active polygraphCertifications: CISSP, CISM, CISA, CEH, NCSFSplunk certification (i.e. Splunk Power User, Splunk Enterprise Admin, Splunk Enterprise Architect, Splunk Enterprise Security Admin, etc.)Preferred Certifications: Security Certifications to include CISSP, CISM, CISA, CEH, NCSF, CAP, Certified Splunk Enterprise AdministratorLocation: McLean, VA - On Customer SiteGDIT IS YOUR PLACE:401K with company matchComprehensive health and wellness packagesInternal mobility team dedicated to helping you own your careerProfessional growth opportunities including paid education and certificationsCutting-edge technology you can learn fromRest and recharge with paid vacation and holidays#WeAreGDIT#JETThe likely salary range for this position is $162,959 - $220,472. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:Less than 10%Telecommuting Options:OnsiteWork Location:USA VA McLeanAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-oriented Software Test Engineer to join our team in Hanover, MD.This team provides software development support for an organization that is tasked with dissemination of data to various customers within the Intelligence Community.Responsibilities include, but are not limited to:Leading the development of Software Assurance Analysis methodologies, formulating, and validating testing scores, creating, and validating test cases that support Software Assurance (SwA) tool analysis.Provide technical expertise in the testing of client software and providing remediation recommendations with clients.Mentoring junior Software Assurance Evaluation Engineers providing advice, guidance, consultation and teaching state-of-the-art software assurance testing and analysis techniquesLead efforts in defining new methods and techniques for software assurance testing and analysis; and surveying industry to identify new source code SwA tools and methodologies.Tuning and running source code analysis tools, evaluating the strengths and weaknesses, and determining the suitability for a given software/customer while interpreting, prioritizing, and using source code SwA tools results to remediate potential vulnerabilities in software.Minimum Qualifications:5 + years in software analysis related experienceExperience with evaluating the strengths and weaknesses and determining the suitability of software in a given software/customer environment.Experience designing, implementing and testing source code SwA analysis processes.Programming experience in Java, C/C++, or C#.Experience developing & consulting on code for production systems using structured development environments.Preferred Qualifications:Experience with RUSTExperience with some or all the below technologies:KlockworkCodePeerFortran-LintCodeSonarSecurity FortifyIDA ProMATLABSecurity Clearance Requirements:Active TS/SCI w/ PolygraphPhysical Requirements:Must be able to remain in a stationary position 50%.Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine and computer printer.The person in this position frequently communicates with co-workers, management, and customers, which may involve delivering presentations.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Systems EngineeringJob Qualifications:Skills:DevOps, DevSecOps, Git, Kubernetes, LinuxCertifications:NoneExperience:3 + years of related experienceUS Citizenship Required:YesJob Description:Ensure the safety and security of our nation as a Systems Engineer (DevOps) at GDIT.Our work depends on the Systems Engineer (DevOps) joining our team to support the deployment of systems and capabilities centered on our comprehensive motion imagery software suite. The DevOps Engineer will support operations of a non-internet accessible on-prem hybrid environment built primarily on Kubernetes.HOW A DEVOPS ENGINEER WILL MAKE AN IMPACT: The candidate will be expected to provide an array of skills within DevOps discipline.Development and/or scripting skills (e.g., Bash, Python, Java, C#, etc)Linux OS experienceSystems engineering experienceSource code management tools (Git, etc) and artifact repositories (Nexus/Atifactory, container registries, etc)Experience with automation tools such as Ansible, Jenkins, Rundeck, etcExperience with build/packaging tools such as Gradle, Maven Poetry, etcWHAT YOU’LL NEED TO SUCCEED: The position requires an active TS/SCI with Polygraph security clearanceThe position requires two (2+) years of related DevOps engineering experienceBachelor’s or Technology degree in Engineering or a related specialized area/field, OR equivalent four (4) years job-related experience OR Master's degree with three (3+) years of job-related experience.Demonstrated experience employing DevSecOps principles, including strict configuration management, configuration-as-code, and continuous deliveryDemonstrated experience in building, securing, and operating containers in a dynamic environmentExperience working in a Kubernetes-based environment, including: 1) A basic understanding of how Kubernetes works 2) Experience using and/or administering Kubernetes clusters 3) Experience building and deploying workloads using HelmKnowledge of container and Linux host networkingExperience with Apache KafkaExperience with Elastic stackExcellent organizational, coordination, interpersonal and team building skillsProven problem-solving skills in complex environmentsThe position is on customer siteGDIT IS YOUR PLACE:401K with company matchComprehensive health and wellness packagesInternal mobility team dedicated to helping you own your careerProfessional growth opportunities including paid education and certificationsCutting-edge technology you can learn fromRest and recharge with paid vacation and holidays#OpportunityOwned #GDITCareers #WeAreGDIT #JETThe likely salary range for this position is $182,750 - $247,250. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:NoneTelecommuting Options:OnsiteWork Location:USA VA McLeanAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Mantech seeks a highly motivated and collaborative DevOps Engineer to join our team in Hanover, MD.This position will support the development, deployment, and sustainment of secure backend and infrastructure services in a mission-driven enterprise environment. You will be part of the Enterprise Infrastructure Services (EIS) organization responsible for MPO’s foundational Enterprise Information Technology (EIT) platform, enabling enterprise-wide capabilities for a global user base.Responsibilities include, but are not limited to:Design, deploy, and maintain scalable and secure infrastructure in Kubernetes environments using GitOps workflows with Flux, Kudectl, and KustomizeIntegrate and manage service mesh technologies such as Istio for secure traffic flow and observabilitySupport containerization pipelines using Docker and automate builds with MavenManage system documentation and inventories across the lifecycle to ensure compliance and traceabilityConduct development and troubleshooting within Linux environments and support script-based automation using PythonCollaborate with software developers and security analysts to align infrastructure support with secure coding and authorization needsAddress POAMs (Plan of Action and Milestones) related to IAVA/IAVAx findings and support remediation actionsMinimum Qualifications:Bachelor’s degree with 12+ years of related experience OR associate’s degree with 15 years OR high school diploma/GED with 20 years of experienceExperience with scripting and analysis skills in Python using Linux-based development environmentsStrong background in containerization with Docker and infrastructure automation using MavenExperience using Jira, Confluence, and IDEA IDE for agile collaboration.Preferred Qualifications:Experience managing Kubernetes clusters with Istio and RancherGeneral DevOps KnowledgeProficiency with Git/GitLabExperience using Flux, Kudectl, and KustomizeFamiliarity with streaming and caching tools such as Kafka and RedisClearance Requirements:Must have a current/active TS/SCI with PolygraphPhysical Requirements:Must be able to remain in a stationary position 50% of the timeOccasionally moves about inside the office to access file cabinets, office machinery, etc.Frequently communicates with co-workers, management, and customers, including delivering presentations. Must be able to exchange accurate information in these situations

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Data ScienceJob Qualifications:Skills:Kibana, Python (Programming Language), Python Numpy, TensorflowCertifications:NoneExperience:10 + years of related experienceUS Citizenship Required:YesJob Description:Deliver insights to help our clients turn data into action as a Data Scientist at GDIT. Your work will provide transformative solutions to our clients’ big-data obstacles and help advance the mission. Here, you can make a meaningful impact on our clients’ mission and on your career.At GDIT, people are our differentiator. As a Data Scientist you will help ensure today is safe and tomorrow is smarter. Our work depends on Data Scientist joining our team who will be hands on and provide oversight for overall Data Scientist Team. This is a role supporting Data Scientist tasks and PM responsibilities tracking, working with stakeholder.WHAT YOU'LL NEED TO SUCCEED:Education: BA/BS in Information Technology or related field or the equivalent combination of education, technical certifications or training, or work experienceExperience: 10+ yearsTechnical skills:Demonstrated experience generating ideas for revolutionary technologies supporting operations in the hard target mission space.Demonstrated experience with entrepreneurial leadership in developing, pitching, selling, and deploying new technologies to solve operational problems.Demonstrated experience with JavaScriptDemonstrated experience in Python development with expertise in Python data analytics packages such as Pandas, NumPy, SciPy, Gensim, and Scikit-learn.Demonstrated experience with AI/ML technologies and packages, such as TensorFlow, PyTorch, and scikit-learn.Demonstrated experience with ML model development on text data, including NLP, and structured datasets.Demonstrated experience with data visualization technologies and packages, such as Kibana, Bokeh, Leaflet/Folium, and Tableau.Demonstrated experience handling restricted data sets, both at the individual and system level.Demonstrated experience working with data spread across multiple enclaves.Demonstrated experience documenting and editing the results of technical analysis for publication to non-technical audiences.Demonstrated experience solving tough problems by developing repeatable methodologies.Security Clearance Level: TS/SCI with PolygraphLocation: McLean, VA - On Customer SiteUS Citizenship RequiredGDIT IS YOUR PLACE:401K with company matchComprehensive health and wellness packagesInternal mobility team dedicated to helping you own your careerProfessional growth opportunities including paid education and certificationsCutting-edge technology you can learn fromRest and recharge with paid vacation and holidays#JET#GDITEnhanced2025The likely salary range for this position is $158,100 - $213,900. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:Less than 10%Telecommuting Options:OnsiteWork Location:USA VA McLeanAdditional Work Locations:USA VA HerndonTotal Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Mantech seeks a motivated, career and customer-oriented Cloud DevOps Engineer to join our team in Hanover, MD.In this role you will be working as a cloud Engineer utilizing cloud computing platforms and developing full stack web application interfacing with AWS services. The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation.Responsibilities Included but are not limited to:Responsible for building new and improving existing CI/CD pipelines.Responsible for performing operations on end-user virtual machine provisioning/de-provisioning (VMWARE, and Amazon AWS platforms) supporting the automation of Active Directory security group manipulations.Will perform daily development using .Net framework with C#, Python, MSSQL and minor system administrative duties on Windows and Linux platforms.Responsible for creating collection object cleanup routine within an Angular/Node JS application to simulate a hierarchical cascade delete process for a dynamic MongoDB system.Minimum Qualifications:Bachelor’s degree in Computer Science or a related discipline from an accredited college or university12+ years of programming experience, including 1.5+ years with an object-oriented language. 5+ years functional experience with containerization technologies like Docker. 2+ years’ experience working within the Linux desktop environment and bash shell Experience with Ansible, Python, Angular and DjangoIAT II certification (DoD 8140 required within 60 days of starting employment. Acceptable certifications include CCNA-Security/CySA+/GICSP/GSEC/Security+ CE/CND/ or SSCP)Preferred Qualifications: Experience with open-source technologies and tools to accomplish specific use cases encountered within the project such as GitLab, AWS Web Services, and Visual Studio .Net framework with C#, Python, MSSQL and minor system administrative duties on Windows and Linux platformsKubernetes Application Developer or Administrator certification can be substituted for additional 2 years of experience Clearance Requirements:Must have a current/active TS/SCI w/ Polygraph.Physical Requirements:The candidate must be able to move, carry and deliver workstations from inside the office to customer’s desk.The person in this position must be able to remain in a stationary position 50% of the time.Must communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Data ScienceJob Qualifications:Skills:Data Engineering, Data Science, Oracle, Structured Query Language (SQL)Certifications:NoneExperience:10 + years of related experienceUS Citizenship Required:YesJob Description:The Data Scientist will deploy, fine-tune, and monitor production machine learning models in a production environment. Additionally, they will provide support in the areas of data extraction, transformation and load (ETL), data mapping, analytics, operations, databases, and maintenance of data and associated systems. As a member of the team, candidate will work in a multi-tasking, quick-paced, dynamic, process-improvement environment that requires experience with the principles of data science, data modeling, data mapping, data testing, data quality, and documentation preparation. This is a mission focused role requiring experience with deploying models in a production environment against real-time collection.HOW A DATA SCIENTIST WILL MAKE AN IMPACTCreate and maintain custody of production machine learning models across a variety of tasks, including but not limited to audio extraction, object recognition, Natural Language Processing (NLP), and other generic classification tasksOptimize existing machine learning services to better utilize current GPU capabilities and assist with road mapping future GPU requirementsDeploy machine learning models against streaming data, designed to provide near-real time analytics to augment decision makingImprove data architecture decisions with data engineers to better stage data for continuous training models in productionProvide support in the areas of data extraction, transformation and load (ETL), data mapping, analytics, operations, databases, and maintenance of data and associated systemsREQUIRED TECHNICAL SKILLSDemonstrated experience with the following: Python, Cuda, Kubernetes, CI/CD. Apache Kafka, REST architecture, Open-AI, LLMs, NLP, YOLO/Object Recognition, Whisper/Audio processingDemonstrated experience translating data insights into tools or analytic capabilities that inform operational decisions and/or improve processesDemonstrated experience with relational databases (SQL, Oracle) and NoSQL databases (Elasticsearch, Neo4J, Redis)Demonstrated experience with GPU processingDemonstrated experience applying machine learning methodologies to build high-quality prediction modelsFamiliar with servers operating systems; Windows, Linux, Distributed Computing, Blade Centers, and cloud infrastructureFamiliar with database methodologiesFamiliar with Source code management and integration (ex - GitHub/GitLab, Jenkins, RunDeck)Familiar with Data Science frameworks such as Keras, Tensorflow, or TheanoAbility to work well in a fast-paced, constantly evolving work environment with a focus on continual process improvement and a proactive approach to problem solvingWHAT YOU’LL NEED TO SUCCEED:10+ years of related data science/statistical experience and 2+ years of software engineering or data engineering experienceBachelor’s or Technology degree in Engineering or a related specialized area/field, OR equivalent 4 additional years job-related experienceTS/SCI with SCI Poly clearanceExcellent organizational, coordination, interpersonal and team building skillsLocation: At Customer Site – near Tyson CornerGDIT IS YOUR PLACE: 401K with company match Comprehensive health and wellness packages Internal mobility team dedicated to helping you own your career Professional growth opportunities including paid education and certifications Cutting-edge technology you can learn from Rest and recharge with paid vacation and holidays#OpportunityOwned#GDITCareers#WeAreGDIT#GDITPolyEvent#JET#GDITEnhanced2025The likely salary range for this position is $161,500 - $218,500. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:NoneTelecommuting Options:OnsiteWork Location:USA VA McLeanAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

MANTECH seeks a motivated and customer-focused Software Engineer to join our team in Hanover, MD. This position involves supporting a dynamic organization responsible for disseminating critical data across the Intelligence Community.Responsibilities include, but are not limited to:Design, develop, maintain, and enhance software systems and components.Analyze user requirements and translate them into functional software specifications.Debug, test, and resolve software defects to ensure quality and performance.Collaborate with team members to integrate software into new and existing environments.Author and review technical documentation and contribute to process improvements.Support the development and execution of test plans and validation procedures.Basic Qualifications:Bachelor’s degree and a minimum of 4 years of experience in the IC, or 7 years of total work experience.Preferred Qualifications:Experience with some or all of the following technologies:JavaScript (React, VUE, Angular)GitSQLNode.jsLinux (BASH)NiFiDockerApache Web ServerHTML/CSSDevelopment of RESTful APIsAtlassian Tool Suite (JIRA, Confluence)Security Clearance Requirements:Active TS/SCI with polygraph.Physical Requirements:Must be able to remain in a stationary position 50% of the time.Constant operation of a computer and other office equipment such as calculators, copiers, and printers.Frequent communication with co-workers, management, and customers, which may include delivering presentations.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Software DevelopmentJob Qualifications:Skills:Application Development, Java, Software Applications, Software Development, Technical LeadershipCertifications:NoneExperience:10 + years of related experienceUS Citizenship Required:YesJob Description:Deliver simple solutions to complex problems as a Software Developer Expert at GDIT. Here, you’ll tailor cutting-edge solutions to the unique requirements of our clients. With a career in application development, you’ll make the end user’s experience your priority and we’ll make your career growth ours.At GDIT, people are our differentiator. As a Software Developer Expert you will help ensure today is safe and tomorrow is smarter. Our work depends on Software Developer Expert joining our team.At GDIT, people are our differentiator. As a Software Developer Expert you will help ensure today is safe and tomorrow is smarter. Our work depends on Software Developer Expert joining our team to provide technical and architectural decisions to sensitive customer base.HOW A SOFTWARE DEVELOPER EXPERT WILL MAKE AN IMPACT Provide direct collaboration with customer base for solutions to enterprise-wide technical challenges. Provide customer technical guidance and cross-organization solutions. Serve as software development lead to high-performing team. Provide point of contact for customer organization and participate in organizational-level requirements. Provide troubleshooting of complex software applications and forward planning of application enhancements and expansion. Researches, designs, develops, and/or modifies enterprise-wide systems and/or applications software·Develop software applications and solutions, document, technically plan, integrate, and modify software for database systems and integration of those systems for specialized customer. ·Provide architecture, modeling, quality control, risk management, technical decisions for software frameworks across all lifecycle phases. ·Perform hardware and software development planning, define technical requirements, and provide technical evaluations for software applications portfolio.·Provide customer guidance and cross-organization solutions. ·Determine operational feasibility by evaluating analysis, problem definition, requirements, solution development, and proposed solutions·Document and demonstrate solutions by developing documentation, flowcharts, layouts, diagrams, charts, code comments, team code reviews and high-level architecture.·Help to lead and mentor other software engineers and developers to perform and assist in their duties as required.WHAT YOU’LL NEED TO SUCCEED: Education: Technical Training, Certification(s) or Degree - AWS Cloud Practitioner Required Experience: 10+ years of related experience. Required Technical Skills: LINUX, Java, AWS Cloud Services, etc. Security Clearance Level: TS/SCI w/Poly Required Skills and Abilities: Demonstrated technical leadership of 10+ person team. Preferred Skills: AWS, Java, Python, LINUX Location: Herndon, VA (potential for occasional telework) US Citizenship RequiredGDIT IS YOUR PLACE: 401K with company match Comprehensive health and wellness packages Internal mobility team dedicated to helping you own your career Professional growth opportunities including paid education and certifications Cutting-edge technology you can learn from Rest and recharge with paid vacation and holidays#WeAreGDIT#JET#GDITEnhanced2025The likely salary range for this position is $161,158 - $216,200. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:Less than 10%Telecommuting Options:HybridWork Location:USA VA HerndonAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-orientedLead CNO Software Engineerto join our team in theHanover, Maryland.Responsibilities include, but are not limited to:Coding and development with Python, Java and Groovy.Performing data analytics on logs, images, and other formats.Working with Databases and General Troubleshooting (tuning and optimization, deadlocks, keys, normalization) in any Relational Database Engines (MySQL, PostgreSQL, Oracle, SQL Server).Using streaming technologies (e.g. Kafka), including customization of data flows.Log analysis and General Troubleshooting (tuning and optimization, Search and Indexing Operations, mapping, monitoring).Working with Elastic Stack (Elastic, Logstash, Beats, Kibana, Fluent etc.) and Opensearch APIs.Perform system and subsystem definition, preliminary and detailed design, design implementation, and subsystem and system integration and tests for a system.Research requirements for a product, including target environment, performance criteria, and competitive issues, design new capabilities and recommend improvements to existing capabilities.Determine computer user needs; analyze system capabilities to resolve problems on program intent, output requirements, input data acquisition, programming.Ensure software standards are met and perform quality control on team products, coordinate and perform software deployments for developed products.Mentor junior software developers.Minimum Qualifications:Bachelor’s degree and 20+ years of programming experience or High School Diploma and 24+ years of programming experienceExperience coding in Python and JavaExperience with build environments such as Gradle or MavenExperience with Object Oriented Analysis and DesignExperience with XML or JSONExperience with data ingest, data storage, and data processing techniques.Knowledge of agile software development methodologyPreferred Qualifications:Experience with Software Version ControlExperience with SQL and of NoSQL databasesExperience with MongoDBExperience with ElasticExperience with troubleshooting and maintaining complex code Experience with Subversion/GITExperience with Atlassian Tools such as Confluence, Jira, Bamboo, Crucible or similarExperience using VMWare, preferably ESXClearance Requirements:Must have active/current TS/SCI with PolygraphPhysical Requirements:Ability to remain stationary up to 50% of the time

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Software DevelopmentJob Qualifications:Skills:Amazon Web Services (AWS), Cloud Engineering, DevOps, Python (Programming Language)Certifications:NoneExperience:10 + years of related experienceUS Citizenship Required:YesJob Description:This is a unique opportunity for an experienced software developer to design and develop AWS-based solutions. In this role you will work across several small project teams in helping to shape a DevOps culture. Please apply if you are a talented Cloud Engineer to passionate about stable and resilient cloud environments.REQUIRED SKILLS:Ability to design, develop, and deploy modular cloud-based systemsExperience with provisioning infrastructure as code (IaC) using languages such as Python. Implementing comprehensive DevOps strategies and application requirements.Demonstrated experience utilizing DevOps tools, such as GitHub and Jenkins, to enable continuous integration and continuous deliveryExperience with DevOps/Platforms: Amazon Web Services (S3, RDS, EC2, ECS, Lambda, SQS, SNS, CloudFormation, etc.), Docker, Ansible. Experience in design, developing IaC using Terraform/Cloud Formation/Ansible supporting a multi-cloud deploymentIdentify, analyze, and resolve infrastructure vulnerabilities and application deployment issuesRegularly review existing systems and make recommendations for improvements and cost efficiencies.Develop and maintain cloud solutions in accordance with customer best practices and guidance.Demonstrated experience working with Agile Scrum based development team. Experience with interacting with clients, provide cloud support, and make recommendations based on customer needsDeveloping capabilities and updates for Linux-based applications in AWS cloud environmentsEnsuring recovery, supporting testing, and conducting O&M activities.Ensuring that performance, security, and other requirements are met.Supporting Security personnel in obtaining and maintaining ATO.DESIRED SKILLS:Experience using multiple languages and frameworks (e.g. Python, Java, Javascript, vue, or others)Demonstrated experience with developing in Ruby/Ruby on Rails;WHAT YOU'LL NEED TO SUCCEED:Education: Bachelor’s Degree in Computer Science, Engineering, or a related technical discipline, or the equivalent combination of education, technical certifications or training, or work experience.Experience: 15+ yearsLocation: Herndon, VA, on customer siteSecurity Clearance Level: TS/SCI with PolygraphThe likely salary range for this position is $182,882 - $247,428. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:NoneTelecommuting Options:OnsiteWork Location:USA VA HerndonAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-orientedCNO SoftwareEngineer to join our team in Hanover, Maryland.As a CNO Software Engineer on our team, you will provide specialized development, testing and evaluation capabilities tailored to system functions.Responsibilities include, but are not limited to:Develop and code in Python, Java and XML, ensuring software standards are met.Perform system and subsystem definition, preliminary and detailed design, design implementation, and subsystem and system integration and tests for a system.Research requirements for a product, including CNO deployment environment, performance criteria, and competitive issues.Design ideas for new capabilities or recommendations for improvements to existing capabilities.Determine computer user needs; analyzes system capabilities to resolve problems on program intent, output requirements, input data acquisition, programming.Debug and troubleshoot software, modifying existing software to correct errors, to adapt to new requirements, or to improve performance.Perform quality control on team products.Coordinate and perform software deployments for developed products.Minimum Qualifications:Bachelor’s degree in computer science or related technical field and 7+ years of programming experience or High School Diploma and 11+ years of programming experienceExperience with Python and JavaExperience with build environments such as Gradle or MavenExperience with Object Oriented Analysis and DesignKnowledge Software Version ControlKnowledge of CNO environmentKnowledge of XML or XSLTPreferred Qualifications:Experience with SQL and NoSQL databasesExperience with Subversion/GITKnowledge of agile software development methodologyKnowledge of Atlassian Tools, such as Confluence, Jira, Bamboo, Crucible or similarSecurity Clearance Requirements:Must have an active/current TS/SCI with PolygraphPhysical Requirements:Must be able to remain in a stationary position 50% of the time

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Software DevelopmentJob Qualifications:Skills:Debugging, Software Development, Software UpdatesCertifications:NoneExperience:5 + years of related experienceUS Citizenship Required:YesJob Description:Deliver simple solutions to complex problems as a Software Developer at GDIT. Here, you’ll tailor cutting-edge solutions to the unique requirements of our clients. With a career in application development, you’ll make the end user’s experience your priority and we’ll make your career growth ours.At GDIT, people are our differentiator. As a Software Developer, you will help ensure today is safe and tomorrow is smarter. Our work depends on Software Developer joining our team to support our intelligence customer in Chantilly, VA.How a Software Developer Will Make an Impact:Researches, designs, develops, and/or modifies enterprise-wide systems and/or applications softwareAnalyzes user/business needs and functionality to plan and design software systems to meet those needsPerforms software updates, refinement, testing, and debugging to meet business needsProvides analysis for reports on software project specifications, activities, or statusAdvises on the software or system for optimal documentation and future maintenance and updatesOpportunity to work on critical high-impact projects that contribute to national securityWhat You’ll Need to Succeed:Education: Bachelor's degree in Engineering, Computer Science, or other related analytical, scientific, or technical disciplineRequired Experience: 5+ years of related experienceRequired Technical Skills: Experience with PowerShell scripting, JavaScript, Java w/ Spring Boot, TypeScript w/ React+Redux, Graph databases, Gremlin, NiFi, Postgres / PostgreSQL, Ansible, Linux (RHEL) experience and skills, PythonSecurity Clearance Level: TS/SCI w/ CI Poly (or eligibility)Required Skills and Abilities: Works independently under limited supervision, strong documentation and communication skills, strong user interaction and business analysis skillsPreferred Skills: Object-oriented programming concepts; experience with Elasticsearch, RabbitMQ / Kafka, Docker / Docker Compose, Nintex, MultithreadingLocation: On Customer SiteUS Citizenship RequiredGDIT IS YOUR PLACE:401K with company matchComprehensive health and wellness packagesInternal mobility team dedicated to helping you own your careerProfessional growth opportunities including paid education and certificationsCutting-edge technology you can learn fromRest and recharge with paid vacation and holidaysThe likely salary range for this position is $123,250 - $166,750. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:NoneTelecommuting Options:OnsiteWork Location:USA VA ChantillyAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-oriented Cyber Incident Response Analyst to join our team in McLean, Virginia. Our team provides 24x7x365 support to our customer.The Cyber Incident Response Analyst will work a 4-day work week; 10 hours per shift. Staff will be assigned to either Sun-Wed or Wed-Sat. The schedule is fixed and does not rotate. We have openings on 1st, 2nd and 3rd shifts. Shift differential applies to 2nd and 3rd shifts. Candidate must be able to train on day shift for 6 months.Responsibilities include but are not limited to:Incident Detection and MonitoringIncident Analysis and InvestigationIncident Response and MitigationThreat Intelligence and Vulnerability ManagementReporting and DocumentationMinimum Qualifications:Bachelor’s Degree or High School diploma and 1+ years of experience in incident response or security operations center or a cyber security related role.Knowledge of cybersecurity principles, incident detection, analysis, and response methodologies.Knowledge of operating systems, network protocols, and security technologies.Knowledge of threat intelligence, vulnerability management, and security incident response best practices.Ability to obtain a DoD 8570 IAT-II certification within 6 months of hirePreferred Qualifications:Relevant certifications including GIAC Certified Incident Handler (GCIH), Certified Incident Response Handler (GCFA) or similarExperience with using SIEM systems, network security tools, and log analysis toolsExperience with cyber incident responseExperience with Mitre ATT&CK frameworkExperience with threat intelligence, vulnerability management, and security incident responseClearance Requirements:Must have a current/active TS/SCI w/PolygraphPhysical Requirements:The person in this position must be able to remain in a stationary position 50% of the time

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Software EngineeringJob Qualifications:Skills:Java, Jenkins (Software), Python (Programming Language), Software Development, Structured Query Language (SQL)Certifications:NoneExperience:10 + years of related experienceUS Citizenship Required:YesJob Description:The Software Engineer should have experience with full-stack development. They will design, develop, code, test, and debug complex new applications and micro services, or make significant enhancements to exiting software. The ideal candidate is a hands-on software developer with experience with application development to customer specifications. They must have strong, firsthand technical expertise in a variety of configuration management tools and software development languages and the proven ability to fashion robust solutions. They must be at ease working in an Agile environment with little supervision. This person should embody a passion for continuous improvement and innovation.KEY RESPONSIBILITIESAnalyze, design and develop applications, databases, micro services, and infrastructure code in multiple languages.Perform software development using agile methodologies.Provide ongoing maintenance, support and enhancements for existing systems and platforms.Develop and deploy applications in compliance with customer security requirements.Collaborate cross-functionally with data scientists, analyst, project managers and other engineers.Troubleshoot complex problems and provides customer support for production software systems and application issues.Provide recommendations for continuous improvement.Work alongside other engineers on the team to sustain and advance our organization’s capabilitiesEDUCATION AND EXPERIENCEBachelor’s Degree in Computer Science, Electrical or Computer Engineering or a related technical discipline, or the equivalent combination of education, technical training, or work/military experience.At least ten (10) years of related software development experienceREQUIRED QUALIFICATIONS 3 to 5 years of experience and is familiar with the following software/tools:Experience in modern programming languages like Java, and Python.Experience with build automation technologies like Maven, Jenkins, etc.Experience with building APIs using Java or related programming languageHands-on experience with application development using Spring Boot.Experience with a RDBMS (SQL) or a NoSQL data store including a shared parallel Postgres database and PostGISExperience with database optimization including table structures, indices, and query planning.Experience with message brokers such as Kafka, RabbitMQ, or SNS/SQS and a detailed understanding of the differences between them.Experience with Elastic and KibanaExperience with test-driven development and automated testing frameworksExperience with Scrum/Agile development methodologies. This includes participating in daily team stand up meetings and being an active participant in code reviews and pull requests.Experience with infrastructure-as-code and change management using tools such as Terraform, Cloud formation, Liquibase and AnsibleFamiliarity with AWSDESIRED QUALIFICATIONSInterested in working with multiple different technologies on a daily basis.Experience with container technologies (Docker, Kubernetes) a plusFamiliarity with CUDA programming and GPU architecture.Capable of delivering on multiple competing priorities with little supervision.Excellent verbal and written communication skills.Location: On Customer SiteGDIT IS YOUR PLACE:401K with company matchComprehensive health and wellness packagesInternal mobility team dedicated to helping you own your careerProfessional growth opportunities including paid education and certificationsCutting-edge technology you can learn fromRest and recharge with paid vacation and holidays#OpportunityOwned#GDITCareers#WeAreGDIT#JETThe likely salary range for this position is $158,100 - $213,900. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:NoneTelecommuting Options:OnsiteWork Location:USA VA ChantillyAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-oriented Cybersecurity Analyst - Nights to join our team in Tysons, VA The Cybersecurity Analyst will monitor Air Gapped Security Fabrics through managed SECOPs Tools.Responsibilities include but are not limited to:Monitoring Operations Center IT an infrastructure for a 24x7 mission critical SECOPs function.Performing event analysis within SIEM, leveraging systems to develop response tickets within case management tooling.Troubleshoot and coordinate with TIER 2 Analysts for event escalation and follow defined security playbooks for environments.Drive enhanced Security Posture through detections & response compliance.A customer first attitude is a mustWork Shift: Monday-Friday 11pm-7am. Schedules are subject to change based on business needs.Minimum Qualifications:High School Diploma with 3+ years of experience in Security Operations, Cyber Security, and/or Systems Administration.Experience with SIEM, IDS, EDR, and Case Management Tools.Experience with supporting operating systems, networking, scripting and automation, and Security Application troubleshooting.An active 8140 Certification, such as Comptia Security +Preferred Qualifications:Bachelor's degree in Information Technology/Computer Science field or equivalent practical experience.Experience in working with SOC systems/networks and supporting Security Detections DevelopmentExperience with security alert tuning, in partnership with TIER 2 and TIER 3 (Engineering) TeamsExperience with creating scripts to automate common tasks.Experience in developing Threat Reports, translating IOCs and alerts into narrative overviews.Understanding of local and wide area networks (LAN/WAN) and mobile computing environments.Understanding of STIG and hardening practicesClearance Requirements:An active TS/SCI with Polygraph clearancePhysical Requirements:Frequently moves Audio/Visual or Computer equipment weighing up to 50 pounds across and/or around a business campus or large facility.The person in this position needs to occasionally move about inside the office to access filing cabinets, office machinery, etc.Frequently communicates with co-workers, management, and customers, which may involve delivering presentationsConstantly positions self to maintain equipment, including under desks and in network closets.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Systems EngineeringJob Qualifications:Skills:Dashboard Reporting, QlikView, VisualizationsCertifications:NoneExperience:5 + years of related experienceUS Citizenship Required:YesJob Description:GDIT is seeking a skilled QlikView Developer to design, develop, and maintain QlikView applications that support strategic decision-making. The ideal candidate will have strong experience in QlikView scripting, dashboard creation, and data integration from multiple sources. You’ll collaborate with stakeholders to translate business needs into technical solutions and ensure high performance and reliability across all QlikView deployments.As a QlikView Developer, you will:Evolve Extract, Transform, Load (ETL) pipelines of structured and unstructured data from a verity of disparate sources to meet the needs of an advanced Insider Threat program.Design analytical visualizations via custom dashboards through a collaborative process with Data Science and Analysis staff.Participate in all steps of the continuous development lifecycle - including design, development, testing, and deployment.Provide support and presentations of the visualization platform to internal customers and senior leadership.Work with the design team and product management to implement innovative analytic and visualization approaches to solve real-world threat problems.Required QualificationsTS/SCI security clearance with Polygraph is required at time of hire.Bachelor’s degree in a related specialized area or field or the equivalent is required plus a minimum of 5 years of relevant experience in the intelligence and/or CI communitiesQlikView scripting and data modeling: Ability to build QVDs and QVWs, optimize load scripts, and manage data transformations.Dashboard development: Experience designing interactive dashboards that translate complex data into actionable insights.ETL and data integration: Familiarity with pulling data from sources like SQL Server, Oracle, Salesforce, or Hadoop.Performance tuning: Skills in optimizing QlikView applications for speed and scalability.QlikView Server & Publisher: Understanding of deployment, scheduling, and user access management.Preferred QualificationsAbility to resolve user questions through a combination of independent study, investigative programming, and especially collaborative efforts with team members..User Interfaces (UI) and/or User Experiences (UX) design.Experience with automation development in Python.Experience with API development.Experience working with cloud technologies (Docker, Kubernetes);Azure / AWS / GCP / OpenShift infrastructure experience.Demonstrated experience of Agile development practices and tools such as GITLAB.Demonstrated experience CI/CD and associated tools like Jenkins, Git, Gerrit, Linux commands, etc.Good experience in working with containerization technologies such as Docker and KubernetesUnderstanding of open-source programming languages.GDIT is Your Place:401K with company matchComprehensive health and wellness packagesInternal mobility team dedicated to helping you own your careerProfessional growth opportunities including paid education and certificationsCutting-edge technology you can learn fromRest and recharge with paid vacation and holidaysThe likely salary range for this position is $125,528 - $169,832. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:NoneTelecommuting Options:OnsiteWork Location:USA VA ChantillyAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-oriented Cybersecurity Analyst Evenings to join our team in Tysons, VA The Cybersecurity Analyst will monitor Air Gapped Security Fabrics through managed SECOPs Tools.Responsibilities include but are not limited to:Monitoring Operations Center IT an infrastructure for a 24x7 mission critical SECOPs function.Performing event analysis within SIEM, leveraging systems to develop response tickets within case management tooling.Troubleshoot and coordinate with TIER 2 Analysts for event escalation and follow defined security playbooks for environments.Drive enhanced Security Posture through detections & response compliance.A customer first attitude is a mustWork Shift: Monday-Friday 3pm to 11pm. Schedules are subject to change based on business needs.Minimum Qualifications:High School Diploma with 3+ years of experience in Security Operations, Cyber Security, and/or Systems Administration.Experience with SIEM, IDS, EDR, and Case Management Tools.Experience with supporting operating systems, networking, scripting and automation, and Security Application troubleshooting.An active 8140 Certification, such as Comptia Security +Preferred Qualifications:Bachelor's degree in Information Technology/Computer Science field or equivalent practical experience.Experience in working with SOC systems/networks and supporting Security Detections DevelopmentExperience with security alert tuning, in partnership with TIER 2 and TIER 3 (Engineering) TeamsExperience with creating scripts to automate common tasks.Experience in developing Threat Reports, translating IOCs and alerts into narrative overviews.Understanding of local and wide area networks (LAN/WAN) and mobile computing environments.Understanding of STIG and hardening practicesClearance Requirements:An active TS/SCI with Polygraph clearancePhysical Requirements:Frequently moves Audio/Visual or Computer equipment weighing up to 50 pounds across and/or around a business campus or large facility.The person in this position needs to occasionally move about inside the office to access filing cabinets, office machinery, etc.Frequently communicates with co-workers, management, and customers, which may involve delivering presentationsConstantly positions self to maintain equipment, including under desks and in network closets.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Software EngineeringJob Qualifications:Skills:Amazon Athena, Debugging, OpenSearch (Software), Python (Programming Language)Certifications:NoneExperience:5 + years of related experienceUS Citizenship Required:YesJob Description:The Software Engineer will design, develop, code, test, and debug complex software products to be deployed in a mission critical environment. The ideal candidate is a hands-on developer with significant experience in scalable data platforms, cloud-based services, and big data analytics. They must have strong, firsthand technical expertise in a variety of data ingestion/computation technologies and the proven ability to fashion robust scalable solutions that can manage large data sets. They must be at ease working in an agile environment with a cross-functional team. This person should embody a passion for innovation and continuous improvement.KEY RESPONSIBILITIES Work with a team to write new cloud-based applications and tools, and recommend new technologies and methodologies to improve system performance and usability.Design, develop, test, debug, and deploy new software tools that extend or replace existing capabilities to parse raw data for analysis.Collaborate cross-functionally with data scientists, analysts, project managers and other engineers and technical SMEs.Deploy new software into an AWS-based data ingest pipeline.Write software that interacts with multiple data types and stores data into S3 buckets that is queried by processes running AWS Athena, Spark, Elasticsearch/OpenSearch AWS Glue, Presto/Trino, and/or EMR..Troubleshoot complex problems and provide support to mission areas for software systems and application issues.Maintain excellent documentation for new software written and new procedures to be followed.Provide recommendations for continuous improvement.Work alongside other engineers on the team to sustain and advance our organization’s capabilities.EDUCATION AND EXPERIENCEBachelor's degree in Computer Science, Information Technology, or other related technical discipline, or equivalent combination of education, technical certifications, training, and work/military experience.REQUIRED QUALIFICATIONSDemonstrated hands-on experience with Python, Git, and unit testing frameworks.Demonstrated hands-on experience with AWS OpenSearch and/or ElasticsearchDemonstrated hands-on experience working with AWS AthenaDemonstrated hands-on experience with building APIs and services using REST.Demonstrated hands-on experience with AWS GlueDemonstrated hands-on experience with PRESTO, Trino, or Apache SparkDemonstrated hands-on experience with AWS CDK 1 and/or 2.Demonstrated hands-on experience with TerraformDemonstrated hands-on experience with cloud-based Lambda functionsDemonstrated hands-on experience with reverse proxy solutions e.g NGINXTS/SCI with Polygraph REQUIREDDESIRED QUALIFICATIONSDemonstrated hands on experience working with DynamoDB, or HIVE.Demonstrated hands-on experience with Parquet and/or ORC file formats.Demonstrated hands-on experience working with Hadoop, Apache Spark and their related ecosystems.Demonstrated hands-on experience working with cloud formation for automation.Demonstrated hands-on experience building and deploying software within a CI/CD pipeline.Demonstrated hands-on experience with Linux-based systems and shell scripting.GDIT IS YOUR PLACE: 401K with company match Comprehensive health and wellness packages Internal mobility team dedicated to helping you own your career Professional growth opportunities including paid education and certifications Cutting-edge technology you can learn from Rest and recharge with paid vacation and holidaysThe likely salary range for this position is $161,500 - $218,500. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:NoneTelecommuting Options:OnsiteWork Location:USA VA ChantillyAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

MANTECH seeks a motivated, career and customer-oriented Cybersecurity Analyst - Nights to join our team in Tysons, VA The Cybersecurity Analyst will monitor Air Gapped Security Fabrics through managed SECOPs Tools.Responsibilities include but are not limited to:Monitoring Operations Center IT an infrastructure for a 24x7 mission critical SECOPs function.Performing event analysis within SIEM, leveraging systems to develop response tickets within case management tooling.Troubleshoot and coordinate with TIER 2 Analysts for event escalation and follow defined security playbooks for environments.Drive enhanced Security Posture through detections & response compliance.A customer first attitude is a mustWork Shift: Tuesday-Saturday 11pm-7am. Schedules are subject to change based on business needs.Minimum Qualifications:High School Diploma with 3+ years of experience in Security Operations, Cyber Security, and/or Systems Administration.Experience with SIEM, IDS, EDR, and Case Management Tools.Experience with supporting operating systems, networking, scripting and automation, and Security Application troubleshooting.An active 8140 Certification, such as Comptia Security +Preferred Qualifications:Bachelor's degree in Information Technology/Computer Science field or equivalent practical experience.Experience in working with SOC systems/networks and supporting Security Detections DevelopmentExperience with security alert tuning, in partnership with TIER 2 and TIER 3 (Engineering) TeamsExperience with creating scripts to automate common tasks.Experience in developing Threat Reports, translating IOCs and alerts into narrative overviews.Understanding of local and wide area networks (LAN/WAN) and mobile computing environments.Understanding of STIG and hardening practicesClearance Requirements:An active TS/SCI with Polygraph clearancePhysical Requirements:Frequently moves Audio/Visual or Computer equipment weighing up to 50 pounds across and/or around a business campus or large facility.The person in this position needs to occasionally move about inside the office to access filing cabinets, office machinery, etc.Frequently communicates with co-workers, management, and customers, which may involve delivering presentationsConstantly positions self to maintain equipment, including under desks and in network closets.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Systems EngineeringJob Qualifications:Skills:Data Visualization, Data Visualization Tools, ETL, SAS, Tableau (Software)Certifications:NoneExperience:8 + years of related experienceUS Citizenship Required:YesJob Description:As a Data Analytics Engineer, you will:Evolve Extract, Transform, Load (ETL) pipelines of structured and unstructured data from a verity of disparate sources to meet the needs of an advanced Insider Threat program.Design analytical visualizations via custom dashboards through a collaborative process with Data Science and Analysis staff.Participate in all steps of the continuous development lifecycle - including design, development, testing, and deployment.Provide support and presentations of the visualization platform to internal customers and senior leadership.Work with the design team and product management to implement innovative analytic and visualization approaches to solve real-world threat problems.Required QualificationsYou have a bachelor’s degree in Statistics, Computer Science, Mathematics, or a related quantitative field.8+ years of experience developing ETL pipelines using SAS, Python, or R.Proficiency in SQL, NoSQL, or MySQL queries.8+ years of developing visual analytics reports in SAS Visual Analytics, SAS Visual Investigator, SAS Studio, Tableau, QlikView or similar technology.Excellent interpersonal communication skills and willingness to learn.Preferred QualificationsAbility to resolve user questions through a combination of independent study, investigative programming, and especially collaborative efforts with team members.Platform administration and engineering experience with SAS 9 or SAS Viya 4 or similar architecture.SAS Certifications or certifications from similar technologies.User Interfaces (UI) and/or User Experiences (UX) design.Experience with automation development in Python.Experience with API development.Experience working with cloud technologies (Docker, Kubernetes);Azure / AWS / GCP / OpenShift infrastructure experience.Demonstrated experience of Agile development practices and tools such as GITLAB.Demonstrated experience CI/CD and associated tools like Jenkins, Git, Gerrit, Linux commands, etc.Good experience in working with containerization technologies such as Docker and KubernetesUnderstanding of open-source programming languages.GDIT is Your Place:401K with company matchComprehensive health and wellness packagesInternal mobility team dedicated to helping you own your careerProfessional growth opportunities including paid education and certificationsCutting-edge technology you can learn fromRest and recharge with paid vacation and holidaysThe likely salary range for this position is $125,528 - $169,832. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:NoneTelecommuting Options:OnsiteWork Location:USA VA ChantillyAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-oriented Cyber Network Defense Analyst in Herndon, VA.As a CND Analyst on our team, you will use your expertise in specialized network defense to provide innovative and creative solutions to challenging cyber security problems. You will utilize the latest cyber tools available and assist with creating new ones while allowing you to advance the nation's information security posture.Responsibilities include, but are not limited to:Provide malicious code detection, intrusion detection, and information security tool development and integration.Utilize forensic analysis to identify malware, misuse, and/or unauthorized activity.Investigate and report on virus and malware alerts or incidents to determine root cause, entry point of code and damage risk.Analyze all data sources, including Internet, Intelligence Community (IC) reporting, security events, firewall logs, and other data sources to identify malware, misuse, unauthorized activity or other cyber security related concerns.Track intelligence using open source and classified sources to identify malicious code threats and provide solutions to counteract that threat.Manage and administer the tuning of rules, signatures, and custom content for CND applications and systems and identify potential conflicts with implementation of any CND tools within the enterprise and develop recommendations to remediate these conflictsProvide logical use case development.Provide and track requirements to engineering partners.Identify gaps in visibility or coverage of cyber defense systems.Prepare data analytics and reporting.Minimum Qualifications:High School Diploma and 11+ years of experience in a cyber security or network security role, or Bachelor’s degree in a technical field with 7+ years of experienceExperience writing script in programming languages such as Python, JavaScript, Yara or SnortExperience using SIEM tools for case development and applicationExperience with network security applications, protocols, and associated hardwareExperience with one or more of the following classes of enterprise cyber defense technologies: SysMon, Network and Host based IDS and IPS, Network and host-based malware detection and prevention, Endpoint Detection & Response (EDR) and Network Detection & Response (NDR), Network and Host malware detection and prevention (EDR/NDR) tools, Web/Email gateway security technologies, Security Orchestration, Automation and Response (SOAR) or Cloud Based platforms such as Azure, AWS, or GooglePreferred Qualifications:Experience working with MITRE ATT&CKExperience with Splunk or Splunk Enterprise SecurityExperience with forensics tools and applicationsClearance Requirements: Must have an active/Current TS/SCI with polygraphPhysical Requirements:Must be able to remain in a stationary position 50%

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Software EngineeringJob Qualifications:Skills:DevOps, Docker (Software), Kubernetes, Linux, TerraformCertifications:NoneExperience:5 + years of related experienceUS Citizenship Required:YesJob Description:The DevOps Engineer will manage and administer cloud and on-prem infrastructure designed to deliver complex software products into a production environment. The ideal candidate is a hands-on DevOps professional with significant experience in developing repeatable processes, tools, and infrastructure that enable the delivery of software in an on-demand cadence. They must have strong, firsthand technical expertise in a variety of configuration automation, deployment, and continuous integration technologies and the proven ability to fashion robust solutions that can keep pace with software development. They must be at ease working in an agile environment with little supervision. This person should embody a passion for continuous improvement and innovation.KEY RESPONSIBILITIES· Work with a team to administer cloud and server-based environments in both the customer environment and company lab environment in a repeatable and reliable manner· Stand up and/or work with the necessary tooling for a robust CI/CD pipeline, to include: Gitlab, AWS, Kubernetes (RKE2 and EKS), Docker, Ansible, Terraform, ArgoCD, and Keycloak· Design, develop, test, debug, and deploy new software tools that extend or replace existing capabilities.· Write and update technical documentation such as system documentation, training materials, processes and procedures.· Collaborate cross-functionally with software engineers, data scientists, analyst, project managers and other engineering groups.· Provide ongoing maintenance, support, and enhancements in production systems and platforms.· Troubleshoots complex problems and provides customer support for software systems and application issues.· Provide recommendations for continuous improvement.· Work alongside other engineers on the team to sustain and advance our organization’s capabilities.EDUCATION AND EXPERIENCE· Bachelor's degree in Computer Science, Information Technology, or other related technical discipline, or equivalent combination of education, technical certifications, training, and work/military experience.REQUIRED QUALIFICATIONS· TS/SCI with Polygraph REQUIRED· Demonstrated hands-on DevOps experience building and deploying infrastructure with technologies such as Ansible and Terraform· Demonstrated hands-on experience with Linux-based systems and shell scripting· Demonstrated hands-on experience with build automation technologies like Git, ArgoCD, Harbor, etc.· Demonstrated hands-on experience working with Docker, Kubernetes, Elasticsearch, Opensearch, Prometheus, and Grafana· Demonstrated experience with onboarding software applications into a Kubernetes environmentGDIT IS YOUR PLACE: 401K with company match Comprehensive health and wellness packages Internal mobility team dedicated to helping you own your career Professional growth opportunities including paid education and certifications Cutting-edge technology you can learn from Rest and recharge with paid vacation and holidaysThe likely salary range for this position is $161,500 - $218,500. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:NoneTelecommuting Options:OnsiteWork Location:USA VA Chantilly - Customer Proprietary (VAC034)Additional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Mantech seeks a highly technicaland mission focused Cyber Systems Engineer to join our team inHerndon, VA.This position can also be based in McLean, VA with weekly travel the Herndon, VA per customer requirements.This role is critical in enhancing our cyber defense capabilities through building and maintaining a cyber test range for the customer. Join an elite team of experts helping to defend critical national security assets.Responsibilities include, but are not limited to:Design, implement, and manage secure, scalable systems across Windows, Linux, and cloud environments.Manage system configurations, patches, and updates in Windows, Linux, or hybrid environments.Develop and maintain scripts and automation tools using Python or similar programming languagesOversee virtual infrastructure (VMware, Hyper-V or similar) and deploy systems in AWS or Azure.Implement and manage automation workflows using SOAR platforms. Develop automated incident response playbooks to streamline CSOC processes.Enhance the effectiveness ofEndpoint Detection and Response (EDR)solutions,Digital Forensicsplatforms, andSecurity Information and Event Management (SIEM)systems (Splunk, Elk or similar)Minimum Qualifications:High School Diploma and 11+ years of experience as a Cyber Engineer, Systems Engineer or similar role within a cybersecurity environment or Bachelor’s degree in a technical field and 7+ years of experienceExperience with Python, Javascript, Ruby, Perl or similar programming languages8+ years of experience with Operating Systems, Network Infrastructure, Security Principles, and System ArchitecturePreferred Qualifications:Relevant certifications such as CISSP, GIAC, CEH or similarExperience with automation and SOAR platformsStrong analytical, problem-solving, and communication skillsClearance Requirements:Must have a current/active TS/SCI w/Polygraph clearancePhysical Requirements:The person in this position must be able to remain in a stationary position 50% of the time.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Software DevelopmentJob Qualifications:Skills:Application Development, BPEL, IBM WebSphere Application ServerCertifications:NoneExperience:8 + years of related experienceUS Citizenship Required:YesJob Description:Discover a career that is challenging, impactful, and mission-critical. Join our team as an IBM BAW Developer and make an impact. While you help us advance the mission, we’ll help you build your skills and advance your career.HOW AN IBM BAW DEVELOPER WILL MAKE AN IMPACTEnsure the uninterrupted, reliable, and efficient operation of an IBM WebSphere Application Server Network Deployment environment that includes: installing and updating IBM Business Application Workflow (BAW) software, creating a highly available configuration, security management, monitoring and tuning the environment, troubleshooting post-installations, administering and configuring the environment, deploying and administering applications, and modernizing IBM application toolkits.Build/secure process applications and install/update advanced applications in the runtime environment. Manage servers and manage access to the Workflow Center repository, installing snapshots, administering the Workflow Center index, searching for Workflow Center assets, setting environment variables, developing system toolkits, managing toolkit dependencies, and managing library items in IBM Process Designer.WHAT YOU’LL NEED TO SUCCEED:Education: BS in Computer Science or related field, or the equivalent combination of education, technical certifications or training, or work experienceExperience: 8+ yearsRequired Technical Skills:Managing persisted dataCleaning up shared business objectsManaging installed snapshotsAdministering service applications and service modulesAdministering processes with Process InspectorAdministering BPEL processes and human tasksAdministering business state machinesAdministering business rules and selectorsManaging relationshipsMonitoring the number of process instances and tasksCustomizing interfacesMeasuring and improving business processesProgrammingSecurity clearance level: TS/SCI with PolygraphDesired skills and abilities: Documented experience with DevOps infrastructure automation methodologies: Docker, Ansible, Jenkins, Kubernetes, TerraformAmazon Web Services (S3, RDS, EC2, ECS, Lambda, SQS, SNS, CloudFormation, etc.)Location: Chantilly, VA - On Customer SiteUS Citizenship RequiredGDIT IS YOUR PLACE:401K with company matchComprehensive health and wellness packagesInternal mobility team dedicated to helping you own your careerProfessional growth opportunities including paid education and certificationsCutting-edge technology you can learn fromRest and recharge with paid vacation and holidays#OpportunityOwned#GDITCareers#WeAreGDIT #JET#GDITEnhanced2025The likely salary range for this position is $158,855 - $214,921. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:Less than 10%Telecommuting Options:OnsiteWork Location:USA VA ChantillyAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Mantech seeks a ManTech seeks a motivated and mission-focused Software Tester to join our team in Herndon, VA.As a Software Tester on our team, you will play a key role in delivering automation and big data analytics solutions to the Intelligence Community. This role combines rigorous software testing with hands-on end-user support to ensure reliable, high-quality performance across critical applications.Responsibilities include, but are not limited to:Execute all aspects of software testing, including regression testingLearn the applications and develop test cases and result reporting to support software releasesTest application features and functionality for both expected and edge-case behaviorsEnhance testing capabilities and ensure robust and efficient quality assurance processesUnderstand the user experience by directly engaging with staff, customers, and end-usersTriage, troubleshoot, and respond to user support requests (approximately 20% of the time)Contribute as an active member of a fast-paced agile development teamMinimum Qualifications:High School Diploma and 5+ years of experience in software integration or software testing or Bachelor’s degree in a technical field and 1+ years of experienceExperience with testing and debugging COTS and/or GOTS softwareExperience adapting to new system interfacesPreferred Qualifications:Experience with Selenium or other testing automation toolsExperience testing in CentOS, RHEL, SE Linux, and Windows environmentsClearance Requirements:Active/current TS/SCI with Polygraph is required for this positionPhysical Requirements:Must be able to remain in a stationary position 50%

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Software DevelopmentJob Qualifications:Skills:Agile Methodology, Java Full Stack Development, JavaScriptCertifications:NoneExperience:5 + years of related experienceUS Citizenship Required:YesJob Description:At GDIT, people are our differentiator. As a software developer and help ensure the mission is never interrupted. At GDIT, we deliver clarity with supporting the customer, you will be trusted to solve complex IT issues while delivering outstanding customer service. Ensure the safety and security of our nation as a software developer can help ensure the mission is never interrupted. At GDIT, we deliver clarity with at GDIT. You’ll apply the latest technology and provide operational support to deliver actionable intelligence for the Intelligence Community. Here, your work will have meaning and impact as you deliver your best every day. HOWBEING A SOFTWARE DEVELOPER WILL MAKE AN IMPACT Our customer is seeking an experienced Full Stack Java Developer capable of working with a software development team to provide enterprise system support. A successful candidate will follow an Agile software development methodology to support O&M requirements and develop system enhancements on an AWS Platform.REQUIRED SKILLS AND EXPERIENCE:Provides full stack O&M support for systems using Java, Spring, Hibernate, JavaScript frameworks, Tomcat, and SQLLeverages AWS services and cloud technology to implement innovative IT solutionsFront End Skills: JavaScript, JavaScript Frameworks (Angular, JQuery, Typescript, React, or Bootstrap), CSS, HTML, XMLBack End Skills: JVM (Java - Spring, Spring Boot, Hibernate), Oracle Database, RESTBuild Tools: git, tactical and strategic improvements to large scale Java/J2EE/ productsFormulates and defines system scope and objectives through research and fact-finding to develop or modify moderately complex information systemsTranslates software requirements into working and maintainable solutions within the existing application frameworksImplements/supports the software development lifecycle: design, development, test, deployment, and maintenanceProvides input and support for technical documentation, such as user manuals, system documentation, security certification requirements, and training materialsDevelops and adheres to best-practices for developing applicationsExperience working in an Agile/Scrum development processContinuously contributes to team performance improvement and collaborationEffectively collaborates across teams to support program objectivesDebugs issues and provides tier 3 help desk support if neededDESRED SKILLS AND EXPERIENCE:Service NowDocumented Experience with DevOps/Platforms: Amazon Web Services (S3, RDS, EC2, ECS, Lambda, SQS, SNS, CloudFormation, etc.)CI/CD: Jenkins, Artifactory, Docker, Kubernetes, GitHub, JenkinsExcellent knowledge of relational databases (PostgreSQL, Oracle), SQL and ORM technologies (JPA2, Hibernate)Experience with DB Schema design and SQL developmentExperience with Web Services (SOAP, Rest)Experience with MavenExperience with ANTWHAT YOU’LL NEED TO SUCCEED:Education: Bachelor’s degree in Computer Science, Engineering, or a related technical discipline, or the equivalent combination of education, technical certifications or training, or work experience.0+ years of experienceHours: Core Hours - 9am-3pmSecurity Clearance Level: Top Secret/SCI with PolygraphLocation: Chantilly, VA (On Customer Site)GDIT IS YOUR PLACE:401K with company matchComprehensive health and wellness packagesInternal mobility team dedicated to helping you own your careerProfessional growth opportunities including paid education and certificationsCutting-edge technology you can learn from Rest and recharge with paid vacation and holidays #WeAreGDIT#JET#GDITEnhanced2025The likely salary range for this position is $119,870 - $162,178. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:Less than 10%Telecommuting Options:OnsiteWork Location:USA VA ChantillyAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-oriented Python Software Developer join our team in Herndon, VA.Join an elite team of Software Developers, Data Engineers, and System Engineers who are developing and deploying unprecedented capabilities for the Intelligence Community. If you’re interested in directly changing the way new technology is used to protect our country, come join us! Responsibilities include but are not limited to:Develop, build, and optimize systems for data collection, storage, access, and analytics at enterprise scale; make data available, accessible, and secure to all stakeholdersDevelop robust and resilient data pipelines to connect data sources to analytics toolsAnalyze data sources for accuracy, data prioritization, and apply appropriate logic to developed solutionsWork with various team members to craft solutions to requirements and help refine the requirements for implementationEnumerate the necessary datasets and design the data model and schemas to support the requirementsProvide platform support, including problem solving and debugging, for production issuesFollow the deployment procedures and standard operating procedures utilized by the team, Coach junior team members through the Software Development Life Cycle processMinimum Qualifications:Bachelor’s degree in Computer Science or Information Technology and 7+ years’ experience in application development, software engineering or data engineering or High School Diploma and 11+ years of experience 2+ years of hands-on python development experience within the last 3 yearsExperience with ETL, data transformation and data pipelinesExperience taking data collection requirements and translating those requirements into implementable solutionsExperience in the full Software Development Life Cycle to include debugging, testing, and deployment to different environmentsPreferred Qualifications:Experience with Database Management, SQL and/or PostgreSQLExperience with LinuxClearance Requirement:Must have a current/active TS/SCI w/PolygraphPhysical Requirements:Must be able to remain in stationary position at least 50% of the time

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Software DevelopmentJob Qualifications:Skills:Apex Programming Language, Force.com IDE, Salesforce (Software)Certifications:NoneExperience:2 + years of related experienceUS Citizenship Required:YesJob Description:Discover a career that is challenging, impactful, and mission-critical. Join our team as a Salesforce Developer and make an impact. While you help us advance the mission, we’ll help you build your skills and advance your career.HOW SALESFORCE DEVELOPER WILL MAKE AN IMPACTDevelop software solutions to complex problems as a Salesforce Developer working with Salesforce technologies to build custom business applications, making use of the Salesforce Platform (including Sales Cloud, Service Cloud, Data Cloud, and Experience Cloud communities) or with Heroku. While some developers specialize, most fit the description of full-stack developers working with both back-end logic and front-end experiences.We are seeking a Salesforce Developer to serve as an integrator between business needs and technical solutions. Must be able to work creatively and efficiently to solve difficult technical problems. WHAT YOU’LL NEED TO SUCCEED:Education: BS in Computer Science or related field, or the equivalent combination of education, technical certifications or training, or work experienceExperience: 2+ yearsRequired Technical Skills:Apex Programming Language, Eclipse IDE, Force.com IDEDeveloping custom applications and performing unit testing using Salesforce.com APEX and Visualforce pagesPerforming data migration using Salesforce.com Data LoaderDesigning and developing functionalities and web integration using Apex, Designing user interfaces using Visualforce pagesUsing Force.com IDE to deploy and migrate applicationsUtilizing Eclipse as a platform for development, testing and code deploymentSales Cloud or Service Cloud experienceTechnical understanding of LightningFirm Understanding Force.com, Communities, Service CloudUnderstanding of Salesforce Design and Development Best Practices, Apex Design Parameters, Governor Limits, Shared Platform Best PracticesFamiliarity with Agile Development MethodologySoftware engineering skills with Java SE & EE (Java, JSF, SQL)Experience with web services (REST & SOAP, JSON & XML, etc.)Prior experience with data migration and ETL/integration tools a plusDevelop integration solutions for the Salesforce platform that ensures uninterrupted data flow with corporate enterprise tools and external partner systems through use of RESTful APIs.Strong understanding of x.509 PKI certificate management and implementations.Develop automated business processes, and enhanced workflows that are efficient.Identify and resolve issues within the Salesforce platform, ensuring its stability and predictable performance.Implement Salesforce platform product tools, including Lightning App Builder, and various programming languages (ie. Apex) to build and customize Salesforce solutionsMust complete Salesforce certification within 30 days of completing each courseSecurity clearance level: TS/SCI with PolygraphDesired skills and abilities:Salesforce Certified Platform App BuilderLocation: Chantilly, VA - On Customer SiteUS Citizenship RequiredGDIT IS YOUR PLACE:401K with company matchComprehensive health and wellness packagesInternal mobility team dedicated to helping you own your careerProfessional growth opportunities including paid education and certificationsCutting-edge technology you can learn fromRest and recharge with paid vacation and holidays#OpportunityOwned#GDITCareers#WeAreGDIT The likely salary range for this position is $104,188 - $140,960. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:Less than 10%Telecommuting Options:OnsiteWork Location:USA VA ChantillyAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-oriented Application Developer to join our team in Chantilly, VA The Application Developer will be dedicated full-time to development and enhancement support for existing applications as well as new development.Responsibilities include but are not limited to:Designing, programming/developing, and modifying software systems, applications, and tools, both existing and potentially new in the futureAnalyzing user needs and software requirements to determine feasibility of design within time and cost constraintsCollaborating with teammates, other service providers, vendors, and users to develop new program featuresDeveloping unit and integration tests, in addition to participating in functional and regression tests to ensure programs will produce the desired results and that instructions are correctCorrecting errors by making the appropriate changes and then re-checking the program to ensure the desired result was produced. As well as, reviewing help desk messages periodically and working with other teams to troubleshoot and resolve production issuesParticipating in code reviews by reviewing and incorporating feedback from teammates as well as providing feedback to others based on existing standards and recommended programming practices.Deploying code to development, test, and production environments using existing DevOps infrastructure/toolsMinimum Qualifications:High School Diploma with 2+ years of experience in the Information Technology fieldExperience with Java programming/developmentExperience with HTML, CSS, JavaScript, and at least one modern front-end framework, preferably AngularExperience with, or knowledge of, the Spring Framework and RESTful services and SQL, ORM libraries such as Hibernate/JPAExperience with Git branching and merging within a team to manage source codePreferred Qualifications:Strong ability to manage competing priorities and communication to multiple stakeholdersExperience with, or knowledge of, ElasticsearchExperience with, or knowledge of, best practices for developing secure web applicationsClearance Requirements:An active TS/SCI with PolygraphPhysical Requirements:Use hands to operate a computer and other office productivity machinery, such as a calculator, copy machine and computer printer.The person in this position needs to occasionally move about inside the office to access file cabinets, office machinery, etc.Must be able to remain in a stationary position 50% of the time

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Systems AdministrationJob Qualifications:Skills:Active Directory (AD), Operating Systems (OS), OS Configuration, PC InstallationCertifications:NoneExperience:10 + years of related experienceUS Citizenship Required:YesJob Description:System AdministratorLevel IVDescription:Manages the daily activities of configuration and operations of business systems that may be mainframe, mini, or client/server based. Optimizes system operation and resource utilization and performs system capacity analysis and planning.Provides assistance to users in accessing and using business system.Skills:Expert knowledge and experience in current Windows client server to include OS configuration, file sharing, DNS, DHCP, and Active Directory.Experience with administration of various Linux operating systems (CentOS, Ubuntu).Experience granting permissions, group policy, responding to trouble ticketsOptimize system operations and resource utilizationCoordinate, deliver, install, and maintain end user devices (EUDs) hardware and software.Implement ongoing system security compliance measures to include patches and system updates.Knowledge and demonstratedexperience and its implementation using VMware vSphere (vCenter/ESXi)and Horizon View (VDI Desktops).Expert knowledge and experience managing NetApp (NFS, CFIS) and Dell EqualLogic (ISCSI).Desired Skills:Recent System Administration experience with Windows and Linux operating systemsPractical experience in implementing and maintaining virtualization (VDI Desktops).Skills with Telecommunication (TCP/IP, OIS/CMIP/X25), operating systems (Windows, UNIX, LINUX), NetApp-VMWare, database/DBMD (oracle, access, sybase) and applications (Tivolli, Peoplesoft).Red Hat Certified System Administrator (RHCSA)Qualifications:Must have one of the following DoD approved certifications to meet the category/level IAT-2 (DD 8570) requirement for this position: Security+, GSEC, SSCP, CCNA-Security, CISA, CISSP (or Associate), CASP, GCIH, or GCED.Required Education & Experience: High School/GED (+12) years of relevant experience. AD (+10) years of relevant experience. BA/BD (+6) years of relevant experience. Master's degree (+4) years of relevant experience, or PHD (+2) years of relevant experience.The likely salary range for this position is $139,984 - $186,101. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:32Travel Required:NoneTelecommuting Options:OnsiteWork Location:USA MD LaurelAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-oriented Senior Oracle Database Administrator to join our team in Chantilly , VAThe Senior Oracle Database Administrator will work as part of the overall DBA team to determine, implement, and maintain the most efficient ways to ingest, organize and store petabytes of data from disparate system.Responsibilities include but are not limited to:Participating in leading the design, development, and administration of Oracle 19c databasesDesigning and developing database code for ETL of data from multiple sourcesConducting performance tuning and forecasting system scalabilityRecommending appropriate procedure, query, or package changes and optimizations to ensure and improve system performance and reliabilityInstalling and configuring database environmentsas well as performing database backups and restoresManaging, monitoring, and administering of Oracle database systemsParticipating in server and storage capacity management, planning and providing technical support in the evaluation of database systems and database designMinimum Qualifications:High School Diploma with 7+ years of experience in the Information Technology fieldExperience with Oracle 19c+ architecture and database design, and related Oracle technologies (Partitioning, Encryption, Pluggable Database, etc.) on Linux systemsExperience with Oracle Exadata and PL/SQL developerOracle Label Security (OLS) experience coupled with experience and knowledge in methodologies to improve database query performance.Experience in the optimization of database environmentsUnderstanding of high-availability solutions, architecture, backup methodologies and their implementation (RMAN, Data Guard)Experience managing and tuning very large databases (terabytes and petabytes) and with automating, scripting, and streamlining processes for efficiency and accuracy with strong documentation skills.Preferred Qualifications:Experience with PostgreSQL architecture, database design, administration, and related technologies.Knowledge of Oracle Cloud TechnologyOracle OCP or OCM certification(s)Linux experience as relevant to database O&MKnowledge of multiple data-storage technologiesAbility to work with multiple teams to enhance their code and improve performance.Clearance Requirements:An active TS/SCI with PolygraphPhysical Requirements:Use hands to operate a computer and other office productivity machinery, such as a calculator, copy machine and computer printer.The person in this position needs to occasionally move about inside the office to access file cabinets, office machinery, etc.Constantly positions self to maintain computers in the lab, including under the desks and in the server closet

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Help DeskJob Qualifications:Skills:Information Technology (IT) Support, Technical Support, TroubleshootingCertifications:NoneExperience:3 + years of related experienceUS Citizenship Required:YesJob Description:Help Desk TechnicianTransform technology into opportunity as an Information Technology Support Specialist with GDIT. A career in enterprise IT means connecting and enhancing the systems that matter most. At GDIT you’ll be at the forefront of innovation and play a meaningful part in improving how agencies operate.At GDIT, people are our differentiator. As an Information Technology Support Specialist you will help ensure today is safe and tomorrow is smarter. Our work depends on an Information Technology Support Specialist joining our team to provide technical support and troubleshooting services for incoming queries and issues related to computer systems, software, and hardware. Respond to queries either in person or over the phone.HOW AN INFORMATION TECHNOLOGY SUPPORT SPECIALIST WILL MAKE AN IMPACT Provides technical support and troubleshooting to network, desktop, and/or systems hardware or software May coach and provide guidance to less-experienced professionals Applies basic diagnostic techniques to identify problems, investigate causes, and recommend solutions Provides remote support access through desktop mirroring and other remote access applications for worldwide sites Identify, investigate, resolve, and follow-up problems brought to the helpdesk by users of cloud infrastructureWHAT YOU’LL NEED TO SUCCEED: Education: Associates of Arts/Associates of Science Required Experience: 3+ years of related experience Required Technical Skills: Installs, modifies, and repairs computer software using remote access tools Security Clearance Level: TS/SCI w/Poly Required Skills and Abilities: Maintains current knowledge of relevant technology as assigned Location: On-Site in Annapolis Junction, MD US Citizenship Required Required: IAT Level 1 certificate is required within 6 months of start date Shift: M-F 1000-1800GDIT IS YOUR PLACE: 401K with company match Comprehensive health and wellness packages Internal mobility team dedicated to helping you own your career Professional growth opportunities including paid education and certifications Cutting-edge technology you can learn from#GREENWAYThe likely hourly rate for this position is between $35.06 - $47.44. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:Less than 10%Telecommuting Options:OnsiteWork Location:USA MD Annapolis JunctionAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-oriented CNO Software Developer to join our team in Hanover, MD.Responsibilities include, but are not limited to:Design and develop new hardware or software based CNO capabilities.Assist with designing, developing, documenting, testing, and debugging of applications software and systems.Apply knowledge of security concepts and networks.Ensure software standards are met.Minimum Qualifications:Bachelors Degree in Computer Science and 2+ years development experience.Experience programming in Python and C/C++Experience with troubleshooting and debuggingExperience with networking (TCP/IP) and socket level programmingPreferred Qualifications:Experience with CNO developmentExperience with Software Analysis or Reverse EngineeringExperience with assembly programming concepts.Experience with Unit TestingExperience using Atlassian products like JIRA, Confluence, Crucible or similarSecurity Clearance Requirements:Active/current TS/SCI with polygraphPhysical Requirements:Ability to remain stationary up to 50% of the time