ManTechseeks a motivated, career and customer-orientedEnterprise IT Support Officer (EITSO) – Equipment and Telephony Installer to join our team inHerndon, VA. In this role, you support a Dedicated Support Team supporting the Voice Program Recap Office (VPRO) installing network equipment, telephones (VoIP, analog, ISDN), voice media gateways and associated service modules.Responsibilities include, but are not limited to:Performing high quality installations and troubleshooting a variety of telephones, running and terminating cables to voice switch equipment.Dressing cabling appropriately according to industry and Sponsor standards.Mounting voice and network equipment in racks, running and connecting both power and service cabling as appropriate.Performing surveys as necessary to collect or validate information for the engineering or VSIT personnel.Local travel will be required between customer buildings.Minimum Qualifications:BA/BS and 7+ years of experiences, or a combination of education and work experience equivalent to 11+ years.Minimum 10 years of experience with implementation of the following infrastructure networks:Sponsor's classified LAN infrastructure (including scripting, configuration, cutover and troubleshooting)Sponsor's unclassified LAN infrastructure (including scripting, configuration, cutover and troubleshooting).Minimum 10 years of experience installing and troubleshooting telephone instruments and media gateways on the Sponsors classified and unclassified networks.Experience in a variety of cabling areas including 110 type cross connections, RJ45 patch panels, wire wrap terminals, copper cable terminations, DSX Panel T-1 cabling, fiber terminations.Excellent knowledge of various cabling methodologies, industry standards, troubleshooting techniques, and reading/understanding cable run lists.Preferred Qualifications:Experience with implementation on the Sponsor's new unclassified network LAN infrastructure.Special non-commercial systems administrator experience (access management/file transfer)VoIP Telephone Installation experience.Related work experience in IT hardware and cabling installation.Clearance Requirements:Must have a current/active TS/SCI with PolygraphPhysical Requirements:Must be able to remain in a stationary position at least 50% of the time. Constantly operate a computer, phone, and other office equipment for extended periods of time.Must be able to move/traverse within and between buildings and offices, position self to maintain equipment and cabling, including under the desks, while moving floor tiles, and in server closets, some of which may be confined spaces.Must be able to move Audio/Visual or Computer equipment weighing 50 pounds or more, some equipment may require team-lift or the use of carts. Ascends/descends a ladder, 10+ feet high while pulling cables and adjusting equipment.

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:Cloud IAM, Cloud Security, Threat DetectionCertifications:NoneExperience:5 + years of related experienceUS Citizenship Required:YesJob Description:Software Engineer SeniorWe are seeking highly motivated engineers with a thirst for learning, in support of a state of the art solution constructing a Multi-Cloud Ecosystem via a centralized Cloud Management Interface (CMI). The CMI is a controlled access entry to all Cloud Service Provider (Amazon, Google, IBM, Microsoft, Oracle) cloud services and business tools. This role will support the design, engineering and implementation of development requirements that enable CMI functionality. You will work closely with Government and contractor staff to design and provision software services that enable the CMI. Solutions will include improvements to the hybrid cloud environment and CMI supporting the integration of new cloud services, centralizing cloud functions to the CMI, and streamlining and centralizing cloud business functions. Team members will be responsible for supporting their solutions throughout the IT project lifecycle, to include refining requirements,creating design documentation, creating installation instructions and deployment plans, and providing O&M support. Project assignments will vary based on skill level, and may include engineering geographically dispersed services, integrating services into public, private and hybrid cloud environments, engineering solutions to be deployed via automated CM tools, and hardening the solutions to address security and SCAP compliance.Responsibilities:Develop, test, and deploy scalable and efficient software solutions for cloud-based systemsParticipate with code reviews and ensure high-quality, modular, and reusable codeTroubleshoot and debug issues in the CMI, including performance optimization and error handlingStay up-to-date with industry trends and emerging technologies, applying this knowledge to improve our applicationDesired Skills & Experience:Proficiency with a subset of the following:RESTful APISpring FrameworkJava / JVM languagesPythonRubyGoSingle Page ApplicationJavascriptRelational Database DesignSQLTest Case DevelopmentAgileWorking in and deploying software to cloud environmentsExperience with Cloud Security concepts such as Identity and Access Management, Data Encryption, Threat Detection, and Mitigation practicesKnowledge of Cloud OrchestrationKnowledge of Networking concepts Experience with managing work tasks via tools such as JIRA and ServiceNowSystem configuration based on security guidelines such as DISA STIGsCompTIA Security+ or similar for IAT Level II DoD 8570 certificationGDIT 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 $116,105 - $157,082. 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 Software Engineer to join our team in Herndon, VA The Software Engineer will be part of a program that will deliver engineering services for network infrastructure as well as sophisticated enterprise computing infrastructure including end-point devices, data center hosted servers, multi-Cloud services as well as virtualized applications, and storage systems. Enterprise Computing Engineering services include modern application technology including containerized solutions with orchestrated workflow that function both on customer premise, and via remote Cloud services.Responsibilities include but are not limited to:Utilize modern application technology including containerized solutions with orchestrated workflow that function both on customer premise, and via remote Cloud services.Be part of a team that will deliver engineering services for network infrastructure as well as sophisticated enterprise computing infrastructure including end-point devices, data center hosted servers, multi-Cloud services as well as virtualized applications, and storage systems.Minimum Qualifications:Bachelor’s degree in computer science or related field with 3+ years of experience in the software engineering/programmingFamiliarity with Eclipse developmental duties in Git Hub, Dev Ops, Java and Python.Experience in security review of applications and infrastructure.2+ years of experience participating in agile activities.3+ years of recent Java or Python experienceExperience researching new technologies in object-oriented programming.Experience in Cloud based services.Preferred Qualifications:Experience with infrastructure automation technologies like Docker, Vagrant, etc.Experience with build automation technologies like Maven, Jenkins, etc.Experience with building APIs and services using REST, SOAP, etcExperience with scripting languages like Perl, Shell, etc.Works well in an engineering team environment with other teammates who varied skills levels.Ability to mentor othersClearance Requirements:An active TS/SCI with PolygraphPhysical Requirements:Must be able to remain in a stationary position 50%Use hands to operate a computer and other office productivity machinery, such as a calculator, copy machine, and computer printer.Occasionally move about inside the office to access file cabinets, office machinery, etc.

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:Network EngineeringJob Qualifications:Skills:Network Analytics, Network Engineering, Network InfrastructuresCertifications:NoneExperience:10 + years of related experienceUS Citizenship Required:YesJob Description:Network Engineer Sr AdvisorWe are seeking highly motivated engineers with a thirst for learning, in support of a state of the art solution constructing a Multi-Cloud Ecosystem via a centralized Cloud Management Interface (CMI). The CMI is a controlled access entry to all Cloud Service Provider (Amazon, Google, IBM, Microsoft, Oracle) cloud services and business tools. This role will support the design, engineering and implementation of network requirements that enable CMI functionality. Positions will provide engineering support to multiple WAN connected sites, with data flows crossing various controlled interfaces, and will follow specific IT project management and engineering lifecycle processes. Engineers will be responsible for supporting their solutions throughout the IT project lifecycle, to include refining requirements,creating design documentation, creating installation instructions and deployment plans, and providing O&M support. Project assignments will vary based on skill level, and may include engineering geographically dispersed services, integrating services into public, private and hybrid cloud environments, engineering solutions to be deployed via automated CM tools, and hardening the solutions to address security and SCAP compliance.Responsibilities:Administer, operate, manage and maintain network components for on-premises and cloud-based virtualized systemsDesign, develop, implement, and maintain (LAN, WAN, Wireless) network infrastructureDetermine network bandwidth needs and recommend measures to meet those requirementsDesign, recommend and implement new solutions to improve the resilience of network operationsConduct network modeling and analysis to construct a reliable, high-performance integrated networkMonitor network performance and troubleshoot problems and outagesSchedule updates and upgradesCollaborate with network architects to optimize system performanceEngage in data network fault investigationsSecure network systems with policies that define and monitor accessConfigure DNS servers and appliancesDesired Skills & Experience:Understanding of networking protocols (e.g., IPSEC, HSRP, BGP, OSPF, 802.11, QoS)Candidate should be familiar with the following technologies and protocols.Layer 2: Ethernet, ATM, Frame Relay, PPPoE, STP, 802.1q, 802.1x, MPLS, L2VPNsLayer 3: IP, IPv6, LDP, L3VPNs, RSVP, DHCP, IPSEC, PIM, IGMPLayer 4: TCP, UDPRouting Protocols: BGP, OSPF, IS-IS, EIGRPOther: SNMP, RADIUS, TACACS+Ability to setup, configure, upgrade, manage, and troubleshoot Cisco and Juniper routers, switches, firewalls, and Riverbed devicesExperience with managing work tasks via tools such as JIRA and ServiceNowPast experience with Cloud Service Routers (CSRv) and in migrating legacy on-premises networking infrastructures to cloud-based networks is beneficial but not required.Past experience with any of the following cloud provider environments is beneficial but not required: Amazon Web Services, Google Cloud Platform, IBM Cloud, Microsoft Azure, Oracle Cloud InfrastructurePast experience with the following items is beneficial but not required: Juniper QFX Series Router; Juniper Apstra; Forcepoint NextGen Firewall; Forcepoint Transfer Guard stack; Red Hat Ansible; RADIUS Server; Aruba Clearpass; Dynatrace; Azure Sentinel; Zscaler System configuration based on security guidelines such as DISA STIGsCompTIA Security+ or similar for IAT Level II DoD 8570 certificationGDIT 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 $139,984 - $180,716. 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 Windows Cloud Systems Engineer to join our team in Herndon, VA The Windows Cloud Systems Engineer will be responsible for engineering, supporting, and troubleshooting various Windows and Microsoft technologies, as well as automating processes and managing Azure environments.Responsibilities include but are not limited to:Engineer, support, and troubleshoot Microsoft Azure Active Directory and Group Policy, Microsoft Defender, including reporting and patching, and Windows 10 (and higher) desktop operating systems, including developing new build and deployment methods for Windows workstations.Support and troubleshoot Windows Server 2019 technologies.Conduct and review Rapid 7 scans.Automate tasks and configuration items using PowerShell.Support and troubleshoot desktop applications, including Microsoft 365 products and classification management tools.Document all new system changes and ensure existing documentation is current, as well as monitor and administer the Azure Virtual Desktop environment.Provide support to Tier 1 and Tier 2 personnel on user issues, including application assistance, network troubleshooting, and other user-related tasks.Minimum Qualifications:Bachelor’s degree in computer science or related field with 6+ years of experience in the Information Technology fieldExperience with core Microsoft Windows platforms, services, and tools, including:Windows 10 (and up) Desktop Operating SystemsWindows 2019 (and up) Server Operating SystemsActive DirectoryGroup PolicyDNS, DHCPMicrosoft PowerShell scriptingStrong verbal communication and documentation skills.Excellent troubleshooting skills.Preferred Qualifications:Experience with Agile Methodology.Familiarity with Terraform.Experience with Visual Studio Code and Git.Knowledge of KQL/SQL Queries.Experience with DevOps practices.Certifications: Microsoft AZ-900 and MS-900.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 desks and in server 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 AnalysisJob Qualifications:Skills:Cloud Infrastructure, Cloud Management Platform, Systems AnalysisCertifications:NoneExperience:5 + years of related experienceUS Citizenship Required:YesJob Description:We are seeking highly motivated engineers with a thirst for learning, in support of a state of the art solution constructing a Multi-Cloud Ecosystem via a centralized Cloud Management Interface (CMI). The CMI is a controlled access entry to all Cloud Service Provider (Amazon Web Services, Google Cloud Platform, IBM Cloud, Microsoft Azure, Oracle Cloud Infrastructure) cloud services and business tools. This role will support the design, engineering, integration and operations & maintenance of the CMI. You will work closely with Government and contractor staff to design, integrate and operate services of the CMI. Solutions will include improvements to the hybrid cloud environment and CMI supporting the integration of new cloud services, centralizing cloud functions to the CMI, and streamlining and centralizing cloud business functions. Team members will be responsible for supporting their solutions throughout the IT project lifecycle, to include refining requirements,creating design documentation, creating installation instructions and deployment plans, and providing O&M support. Project assignments will vary based on skill level, and may include engineering geographically dispersed services, integrating services into public, private and hybrid cloud environments, engineering solutions to be deployed via automated CM tools, and hardening the solutions to address security and SCAP compliance.Responsibilities:Perform and/or oversee systems analysis of highly complex Cloud systemsDesign, develop, test, and deploy scalable and efficient solutions for cloud-based systemsCollaborate with cross-functional teams to identify and prioritize project requirementsDevelop or assist with the creation of technical documentation to include, but not limited to, detailed installation processes, standard operating procedures, and knowledge base articlesStay up-to-date with industry trends and emerging technologies, applying this knowledge to improve the Cloud Management Interface solutionDesired Skills & Experience:Experience leading and managing a complex technical integration projectUnderstanding or proficiency with Cloud environments such as: Amazon, Google, IBM, Microsoft, OracleExperience with managing work tasks via tools such as JIRA and ServiceNowKnowledge of Cloud Security concepts such as Identity and Access Management, Data Encryption, Threat Detection, and Mitigation practices is helpfulKnowledge of Networking concepts is helpfulSystem configuration based on security guidelines such as DISA STIGsCompTIA Security+ or similar for IAT Level II DoD 8570 certificationGDIT 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 $105,622 - $136,367. 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 Enterprise Architect to join our team in McLean, VA.Responsibilities include but are not limited to:Oversee and manage the customer’s business, Information Technology (IT), application, and data architecturePlan, develop, and execute the customer’s Enterprise Architecture (EA) solution strategy, consistent with security guidelines and EA industry standardsProvide technical analysis and advice on application and operational environments, functional systems analysis, design, integration, documentation, and implementationFacilitate and participate in business and IT alignment through stakeholder collaboration, driving digital business strategiesAnalyze business and operating models, market trends and the technology industry to determine their potential impact on the customer’s enterprises business strategy, direction, and architectureValidate IT infrastructure and other reference architectures for adherence to security guidelines and procedures and recommend changes to enhance security and reduce risksBasic Qualifications:Bachelor’s Degree in a technical field (Science, Technology, Engineering, and Mathematics (STEM))7+ years serving as an Architect Lead or similar work leading platform-based technology strategy or solution deliveryExperience with delivery frameworks, such as Agile, DevSecOps, and integrated Human-Centered DesignExperience in end-to-end solution development lifecycle and agile methodologiesExpertise in cloud services supporting identity management, microservice and event-driven architectures and modern data architecturesPreferred Qualifications:Advanced degrees and certifications are desired (e.g., TOGAF, Open CA, Zachman Certified Architecture)Understanding of the Government program management and acquisition framework and System Engineering Life Cycle (SELC) highly preferred.Delivery experience in enterprise-scale software and data platforms for Government agenciesClearance Requirements:TS/SCI with polygraphPhysical Requirements:The person in this position must be able to remain in a stationary position 50% of the time. Occasionally move about inside the office to access file cabinets, office machinery, or to 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:Software DevelopmentJob Qualifications:Skills:Apex Programming Language, Eclipse IDE, Force.com IDE, Salesforce Platform, Salesforce Sales CloudCertifications: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.HOW SALESFORCE DEVELOPER WILL MAKE AN IMPACTServe 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 fieldExperience: 5+ yearsRequired Technical Skills:Developing 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 MethodologyCollaborate effectively across teamsMust complete Salesforce certification within 30 days of completing each course.Security clearance level: TS/SCI with PolygraphDesired skills:Software 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 plusSalesforce 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 #JET#EnhancedTechPoly2025#ISP2024InnovativeTalent#ISPImpactThe likely salary range for this position is $132,759 - $179,615. 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 is seeking a highly skilled and motivated Cyber Detection and Response Analyst to join our dynamic Cyber Incident Response Team. As a key member of the team, you will be responsible for proactively monitoring, detecting, analyzing, and responding to cybersecurity incidents within our large enterprise network. Your expertise in incident detection, analysis, and response will play a vital role in safeguarding our organization's critical assets and ensuring the integrity of our information systems.Responsibilities include, but are not limited to:Incident Detection and MonitoringUtilize SIEM (Security Information and Event Management) systems and other detection technologies to identify and investigate security anomalies.Collaborate with other teams to establish and fine-tune detection rules and alerts.Incident Analysis and InvestigationConduct in-depth analysis of detected incidents to determine the nature, extent, and impact of the cybersecurity threats.Perform forensic analysis, including examining network traffic, log files, and system artifacts, to identify the root cause and potential entry points of incidents.Document incident findings, including the attack methodology, IOCs, and recommended mitigation measures.Collaborate with cross-functional teams, such as network engineers, system administrators, and legal representatives, to gather and analyze relevant information during incident investigationsIncident Response and MitigationExecute the incident response process, following established procedures and protocols, to contain, mitigate, and remediate security incidents.Coordinate with internal teams and external stakeholders to ensure a swift and effective response to incidents, including communication, containment, and recovery activities.Utilize incident response tools and technologies to facilitate the investigation, containment, and eradication of threats.Provide recommendations for remediation actions and improvements to security controls and processes based on incident findings and lessons learned.Threat Intelligence and Vulnerability ManagementStay up to date with the latest cybersecurity threats, vulnerabilities, and industry best practices.Monitor external sources for threat intelligence and emerging trends to enhance the organization's incident detection and response capabilities.Contribute to vulnerability management activities by assessing and prioritizing vulnerabilities and providing guidance on remediation strategies.Reporting and DocumentationPrepare clear and concise incident reports, including detailed timelines, analysis, and recommendations for senior management and relevant stakeholders.Maintain accurate and up-to-date documentation of incidents, investigations, actions taken, and lessons learned.Assist in the development and maintenance of incident response playbooks, procedures, and guidelines.Basic Qualifications:2+ years of experience in Cybersecurity, Information Technology , Computer Science or other relevant technical field; experience can be any combination professional experience, internships , lab work or coursework.Experience with one or more of the following: SIEM systems, network security tools, log analysis tools, cybersecurity principles, incident detection, analysis, and response methodologies, operating systems, network protocols, and security technologies.DoD 8570 IAT-II required (can be obtained after hire)Security Requirements: Active/Current TS/SCI with polygraph

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), Software Development, Software SystemsCertifications:NoneExperience:0 + years of related experienceUS Citizenship Required:YesJob Description:Own the opportunity as a Full-Stack Software Developer and help ensure the mission is never interrupted. At GDIT, we deliver clarity with our cloud solutions and provide meaningful work. Your work will be an important part of transforming our clients for the modern age and help them face any obstacleEnsure the safety and security of our nation as a Full-Stack Software Developer 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.At GDIT, people are our differentiator. As a Full-Stack Software Developer supporting the customer, you will be trusted to solve complex IT issues while delivering outstanding customer service.HOW THE FULL-STACK SOFTWARE DEVELOPER WILL MAKE AN IMPACTApplies knowledge and provides guidance to all phases of the software development lifecycleApplies knowledge in analyzing user/business needs and functionality to plan and design software systems to meet those needsApplies knowledge in creating advanced models and diagrams that show programmers the software code needed for an applicationProvides analysis for reports on software project specifications, activities, or statusMay provide guidance and work leadership to less-experienced analystsMay act as a consultant across multiple programs and/or contracts within a divisionWHAT YOU’LL NEED TO SUCCEED:Education: BA/BS (or equivalent experience)Required Experience: 0+ years of relevant experienceRequired Technical Skills:Experience with AngularExperience with JavaWilling to develop and implement solutions in a dispersed team environmentExperience working on a SCRUM team supporting Lean Agile FrameworkConducts routine quality assurance activities such as peer reviewsExperience with GIT and JenkinsDemonstrated experience with webservice design and developmentExperience with continuous integration, test automation and DevOpsFamiliar with LINUX environmentsTranslate system requirements from both formal and informal requirements into complex application interfacesKnowledge of JAVA DataBase Connectivity (JDBC), Open DataBase Connectivity (ODBC), or direct data base interfaces is required to successfully develop in the environmentPreferred Skills:Experience implementing micro servicesGovernment customer architecture/engineering board experienceExperience implementing AWS cloud solutionsExperience with automated CI/CD pipelinesExperience with distributed data architecturesExperience discussing technical topics with non-technical people;Puppet module development Terraform developmentRemains abreast of and researches industry technical trends and new development to maintain current skills and remain current with industry standards.Hands-on experience with Web Services (REST and SOAP)Familiar with AWS services and working in an AWS environmentSecurity Clearance Level: TS/SCI w/ PolygraphLocation: Herndon, VA - 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#GDITEnhanced2025#OpportunityOwned#GDITCareers#WeAreGDIT#JETThe likely salary range for this position is $85,000 - $115,000. 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 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-oriented Senior Application Developer to join our team in Chantilly, VA 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 practicesDeploying code to development, test, and production environments using existing DevOps infrastructure/toolsMinimum Qualifications:High School Diploma/GED with 10+ years of experience in the Information Technology fieldExperience with HTML, CSS, JavaScript, and at least one modern front-end framework, preferably AngularExperience with, or knowledge of, the Spring Framework and RESTful servicesExperience with, or knowledge of, SQL and 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:Must be able to remain in a stationary position 50%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.

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:Cloud Development, Software Development, Work CollaborativelyCertifications:NoneExperience:3 + years of related experienceUS Citizenship Required:YesJob Description:Work with cutting-edge applications that help advance the mission as a Software Developer at GDIT. Your work will have you fully immersed in our client’s domain in order to deliver simple solutions for their complex needs. At GDIT, you’ll prioritize the client while we prioritize your career.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 Senior joining our team to meet the Customers data driven mission needs by providing robust, reliable, resilient and scalable solutions.HOW A SOFTWARE DEVELOPER WILL MAKE AN IMPACTWe are seeking an experienced Software Developer with a strength and preference for back-end development (in Node.js, Python, Java), developing responsive services and capabilities for our mission users.Additionally you may create administrative interfaces that promote to mission user use to increase system adoption.WHAT YOU’LL NEED TO SUCCEED:Education: Bachelor's Degree in Computer Science or related field, or relevant years of experienceExperience: 3+ years of related experienceRequired Technical Skills: JavaScript, React, Node.js, Python, AWS cloud developmentSecurity Clearance Level: TS//SCI with PolygraphRequired Skills and Abilities:Ability to work collaboratively with Agile/Scrum delivery teamsPreferred Skills: Working with large-scale, serverless cloud-based architectures to deliver scalable and reliable systemsLocation: Hybrid - at least 3 days in office (Herndon, VA) with up to 2 days remoteUS 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 $127,500 - $172,500. 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: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-oriented Senior Data Scientist to join our team in Chantilly, VA. The Senior Data Scientist will possess a diverse range of data-focused skills and experience, both technical and analytical. They will have a strong desire and capability for problem solving, data analysis and troubleshooting, analytical thinking, and experimentation, with a particular interest or aptitude in the Cloud arena.Responsibilities include but are not limited to:Working with large, complex, and disparate data setsDesigning and implementing innovative ways to analyze and exploit the Sponsor’s data holdings, particularly Cloud-related data holdingsResearching and reporting on a wide variety of Sponsor inquiriesRaising proactive inquiries to the Sponsor based on observations and proposed data analysis/exploitationSolving difficult, non-routine problems by applying advanced analytical methodologies, and improving analytic methodologiesDeveloping custom searchesCommunicating and coordinating with internal and external partners as neededMinimum Qualifications:High School Diploma/GED with 10+ years of experience in the Information Technology field; A master's degree in relevant Information Technology field can replace 1 years of experience; and/or each relevant information technology certification may replace 6 months of experienceThorough knowledge of appropriate analytic tools and methodologies in one or more of the following:Applied mathematics (e.g. probability and statistics, formal modeling, computational social sciences)Computer programming (e.g. programming languages, math/statistics packages, computer science, machine learning, scientific computing)Ability to code or script in one or more general programming languageExperience with, and understanding of, algorithms for classification, regression, clustering, and anomaly detectionKnowledge of relational databases, including SQL and large-scale distributed systems (e.g. Hadoop), expertise with statistical data analysis (e.g. linear models, multivariate analysis, stochastic models, sampling methods), and demonstrated effectiveness in collecting information and accurately representing/visualizing it to non-technical third partiesPreferred Qualifications:Understanding of, and/or hands-on experience with, Cloud technologies, such as AWS, Microsoft Azure, etc.Experience working in a mission environment and/or with many different types of dataClearance 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 timeThe person in this position frequently communicates with co-workers, management and customers, 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:Software DevelopmentJob Qualifications:Skills:Amazon Web Services (AWS), AWS Cloud Computing, DevOpsCertifications: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 Polygraph#GDITEnhanced2025#OpportunityOwned#GDITCareers#WeAreGDIT#JETThe likely salary range for this position is $152,737 - $206,645. 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-oriented Senior Database Administrator to join our team in Chantilly , VAThe Senior 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 fieldSignificant experience with Oracle 19c+ architecture and database design, and related Oracle technologies (Partitioning, Encryption, Pluggable Database, etc.) on Linux systemsSignificant Oracle Exadata and PL/SQL developer experienceOracle Label Security (OLS) experience coupled with significant experience and knowledge in methodologies to improve database query performance.Significant experience in the optimization of database environmentsStrong understanding 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:Software DevelopmentJob Qualifications:Skills:Cloud Development, React.js, Software DevelopmentCertifications:NoneExperience:3 + years of related experienceUS Citizenship Required:YesJob Description:Work with cutting-edge applications that help advance the mission as a Software Developer at GDIT. Your work will have you fully immersed in our client’s domain in order to deliver simple solutions for their complex needs. At GDIT, you’ll prioritize the client while we prioritize your career.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 meet the Customers data driven mission needs by providing robust, reliable, resilient and scalable solutions.HOW A SOFTWARE DEVELOPER WILL MAKE AN IMPACTWe are seeking an experienced Software Developer with a strength and preference for front-end development (in React), developing responsive interfaces for our mission users.Additionally you may create administrative interfaces that promote to mission user use to increase system adoption.When you are not working on new interface requirements, you will support the rest of the development team in the full software development lifecycle.WHAT YOU’LL NEED TO SUCCEED:Education: Bachelor's Degree in Computer Science or related field, or relevant years of experienceExperience: 3+ years of related experienceRequired Technical Skills: JavaScript, React, Node.js, Python, AWS cloud developmentSecurity Clearance Level: TS/SCI/PolygraphRequired Skills and Abilities:Ability to work collaboratively with Agile/Scrum delivery teamsPreferred Skills: Working with large-scale, serverless cloud-based architectures to deliver scalable and reliable systemsLocation: Hybrid - at least 3 days in office (Herndon, VA) with up to 2 days remoteUS 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 $127,500 - $172,500. 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: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-oriented Data Engineer to join our team in Chantilly, VA. The Data Engineer will leverage their development skills and experience, to support the successful designing, ingesting, cleansing, transformation, loading, and display of significant amounts of data.Responsibilities include but are not limited to:Designing, implementing, and optimizing data extraction, cleansing, transformation, loading, replication/distribution, and large-scale ingest systems in a Big Data environmentOptimizing all stages of the data lifecycle, from initial planning, to ingest, through final display and beyondDeveloping custom solutions/code to ingest and exploit new and existing data sourcesDeveloping data profiling, deduping logic, and matching logic for analysisOrganizing and maintaining Data Layer documentation, so others are able to understand and use it. Also, work closely with data scientists to craft data pipelines which serve the development of modern AI/ML workflowsCollaborating with teammates, other service providers, vendors, and users to develop new and more efficient methodsEffectively articulating the risks and constraints associated with software solutions, based on environmentMinimum Qualifications:High School Diploma/GED with 5+ years software development/programming experience.Demonstrated data analysis, parsing, and programming language experience (e.g. Python, Java) coupled with significant SQL/database experience.Experience with the full data lifecycle, from ingest through display, in a Big Data environment.Hands-on experience with Java-related technologies, such as JDK, J2EE, EJB, JDBC, and/or Spring, and experience with RESTful APIs.Experience with data pipelining systems (e.g. Apache Airflow) and developing/performing ETL tasks in a Linux environment.Preferred Qualifications:Experience deploying systems that leverage AI/ML technologyExperience publishing results in BI dashboards.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.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:Complex Systems, Software Design, Software Development, Software SystemsCertifications:NoneExperience:5 + years of related experienceUS Citizenship Required:YesJob Description:Deliver simple solutions to complex problems as a Software Engineer Sr Advisor 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.As a Software Engineer Sr Advisor you will help ensure today is safe and tomorrow is smarter. Our work depends on Software Engineer Sr Advisor joining our team who is interested in designing, developing and maintaining essential software systems. The optimal candidate will have demonstrated experience integrating solutions with graph databases, such as JanusGraph. They will also have a strong background in systems software development, experience with 3rd party system integration, expertise in ElasticSearch, and a solid understanding of data modeling concepts. This is a fantastic opportunity to work on a challenging project that requires innovative solutions and collaborative problem-solving.QUALIFICATIONSBachelor’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.5+ years of related software development experience.REQUIRED KNOWLEDGE/SKILLSExtensive expertise in Python and NodeJS5+ years of experience in systems software development in NodeJS or PythonStrong proficiency working with graph databases (for example JANUS Graph) and graph query languagesProven experience with 3rd party system integration using APIs, webhooks and other integration methodsStrong understanding of software design patterns, principles and best practicesExcellent problem-solving skills, with the ability to work effectively in a team environmentBasic understanding of data modeling concepts, including entity-relationship, data normalization, and denormalizationExperience with Git workflows, including feature branching, pull requests and code reviewsAbility to work effectively in a Linux-based development environmentDESIRED KNOWLEDGE/SKILLSHands on experience with AWS Lambda, EventBridge and SQSExperience with Node.js, Express, MongoDB and CassandraIn-depth knowledge of ElasticSearch, including indexing, querying and aggregationKnowledge of containerization leveraging KubernetesFamiliarity with CI/CD pipelines and automation tools such as Jenkins or CircleCIHands-on experience working with message brokers such as RabbitMQ or AWS SQSKEY RESPONSIBILITIESDesign, develop, test, and deploy scalable and efficient software solutionsCollaborate with cross-functional teams to identify and prioritize project requirementsParticipate with code reviews and ensure high-quality, modular, and reusable codeTroubleshoot and debug issues in the application, including performance optimization and error handlingStay up-to-date with industry trends and emerging technologies, applying this knowledge to improve our applicationDesign and implement data models that meet the needs of the application, ensuring data consistency and integrityLocation: 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#JET#GDITEnhanced2025The likely salary range for this position is $157,250 - $212,750. 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 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

ManTechseeks a motivated, career and customer-orientedEnterprise IT Support Officer (EITSO) - Installer (Switch Technician / VIST) to join our team inHerndon, VA. In this role, you will support a Dedicated Support Team supporting the Voice Program Recap Office (VPRO) installing network equipment, telephones (VoIP, analog, ISDN), voice media gateways and associated service modules.Responsibilities include, but are not limited to:Offer continued support to customers for troubleshooting and assisting with advanced features or issues related to the voice communication system to include but not limited to, assigning phone numbers, phone templates, voicemail, line appearances, call forwarding and other issues they may have.Provide technical support to end-users in the field and other IT staff in troubleshooting voice-related issues. Escalate complex problems to higher-level engineers or vendors when necessary.Performing high quality installations and troubleshooting a variety of telephones, running and terminating cables to voice switch equipment.Dressing cabling appropriately according to industry and Sponsor standards.Mounting voice and network equipment in racks, running and connecting both power and service cabling as appropriate.Local travel may be required between customer buildings or temporary assignment to an alternate location in support of special projects.Member of a team comprised of a variety of skills that provide coverage from 6:00 a.m. – 6:00 p.m.Minimum Qualifications: Bachelor’s Degree and 4+ years of experience, or a combination of education and work experience equivalent to 8+ years.Experience installing and troubleshooting telephone instruments and media gateways on the Sponsors classified and unclassified networks.Experience with configuring and troubleshooting telephony hardware, including IP phones, voice gateways, PBX systems, and voice servers.Understanding of call routing, dial plans, call forwarding, and voicemail systems configuration.Experience in a variety of cabling areas including 110 type cross connections, RJ45 patch panels, wire wrap terminals, copper cable terminations, DSX Panel T-1 cabling, fiber terminations.Excellent knowledge of various cabling methodologies, industry standards, troubleshooting techniques, and reading/understanding cable run lists.Preferred Qualifications:Experience with implementation on the Sponsor's new unclassified network LAN infrastructure.Related work experience in IT hardware and cabling installation.Experience in managing multiple installations or upgrades simultaneously, meeting deadlines, and coordinating resources effectively.Strong communication skills due to variety of groups to be working with, such as co-workers, management, and customers; must be able to exchange accurate information. Ability to adapt to quickly changing tasks and requirements and the ability to quickly learn new skills while on the job.Clearance Requirements:Must have a current/active TS/SCI with Polygraph.Physical Requirements:Must be able to remain in a stationary position at least 50% of the time. Constantly operate a computer, phone, and other office equipment for extended periods of time.Must be able to move/traverse within and between buildings and offices, position self to maintain equipment and cabling, including under the desks, while moving floor tiles, and in server closets, some of which may be confined spaces.Must be able to move Audio/Visual or Computer equipment weighing 50+ pounds, some equipment may require team-lift or the use of carts. Ascends/descends a ladder, 10+ feet high while pulling cables and adjusting equipment.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret/SCIClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Systems AdministrationJob Qualifications:Skills:EMC Storage Area Network (SAN) Administration, Unix System Administration, Windows System AdministrationCertifications:Security+ - CompTIAExperience:5 + years of related experienceUS Citizenship Required:YesJob Description:Transform technology into opportunity as a Systems Administrator 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 a Systems Administrator you will help ensure today is safe and tomorrow is smarter. Our work depends on TS/SCI cleared Systems Administrator joining our team to Support our intelligence customer in Bluemont, VA (Mt. Weather).HOW A SYSTEMS ADMINISTRATOR WILL MAKE AN IMPACTA typical day in this role may include:As a Systems Administrator, you will work closely with both on-site and remote users to coordinate site visits and upgrades, provide on-site and remote resolution support for trouble calls and provide TIER 2/3 support of Unix/Windows workstations and servers, including Web servers, network attached storage devices, and stored data in support of business processing requirements.Job Duties:• Systems administration of desktop and server systems connected to local and wide areanetworks. Desktop system management responsibilities involving account monitoring,security, Operating System (OS) installation, and other local area system administrationrelated functions.• Provide support for implementation, troubleshooting and maintenance of IT systems andmanagement of system infrastructure and any processes related to these systems• Provide support to IT systems including day-to-day operations, monitoring and problemresolution for all of the client/server/storage/network devices, mobile devices, etc.• Provide Tier 2 and Tier 3 problem identification, diagnosis and resolution• Provide support for the escalation and communication of status to agency managementand internal customers• Install/load operating system and application software• Isolate and resolve hardware and software problems involving the applications, theoperating system, the hardware, the communications infrastructure, or any combinationthereof• Troubleshoot, maintain integrity and configure network components along withimplementing operating systems enhancements to improve reliability and performance• Perform software installations and upgrades to Unix/Windows operating systems andlayered software packages and maintains them in accordance with established policies,procedures and service level agreements; evaluation and installation of software/hardwarepatches and resolution of software related problems associated with COTS/GOTSproducts• Create and follow procedures to maintain and manage multiple linked databases includingsecurity, data safety and integrity, disaster recovery, and bulk data import/exports.• Conduct routine and emergency maintenance of assigned data center equipment• Communicate/coordinate scheduled preventive maintenance windows with potentiallyimpacted customers• Collaborate and contribute to the development, administration, and testing of backup andrecovery plans• Ensure systems are secure to STIG guidelines by utilizing tools such as Retina and HBSS• Maintain operational, configuration, and other standard operating procedures (SOPs).• Verify system availability with existing Enterprise toolsWHAT YOU’LL NEED TO SUCCEED:Requirements:• Bachelor's Degree and 5+ years of relevant experience or an equivalent combination of education and years of experience.• Must have Security+ certification or DoD 8570 Level II equivalent within 90 days of hire• TS/SCI Clearance required and eligibility to obtain CI Poly• UNIX, Windows, and/or Storage administration• Experience working with trouble reporting and tracking systems such as Security+•Ability to respond to after hour calls “provide on-call support"• Ability to travel up to 50%. Travel can include OCONUS locations.• Ability to prioritize and execute tasks in a high-pressure environment.Physical Requirements:The employee will need to be able to lift/move/carry equipment as necessary (max 40 pounds)Desired Skills:• Experience in the imagery intelligence domain a plus• Ability to create and modify scripts in multiple disciplines on Windows, Linux, and Solarissystems• Knowledge of the Customer's processes and procedures and of the Customer's productionsystems a plus• Ability to prioritize and execute tasks in a high-pressure environment.• Ability to function as a team member and independently• Prefer skills in one or more of the following: Window Server, Red Hat, IRIX, Solaris,Sybase, Informix, SQL, and Imagery Production Chain• General knowledge of database administration, network administration and possessnetwork configuration management skills.• Must have a valid US passportLocation: Customer SiteUS 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#RoverGSSThe likely salary range for this position is $109,391 - $147,999. 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:25-50%Telecommuting Options:OnsiteWork Location:USA VA BluemontAdditional 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

ManTechseeks a motivated, career and customer-orientedEnterprise IT Support Officer (EITSO) - Location Support Center (LSC) to join our team inHerndon, VA. In this role, you will provide technical support and customer service to the customers users of computer applications and hardware (e.g., PCs, servers, mainframes).Responsibilities include, but are not limited to:Using ITIL-based processes to streamline the ingestion, triage, categorization, action, and resolution for incoming incidents, requests, and demands.Analyzing, troubleshooting, designing, and implementing fixes.Performing remote desktop triage and system repair using remote tools.Answering questions regarding system procedures, online transactions, systems status, and downtime procedures.Supporting all facets of installations, which includes the physical placement of which includes the physical placement of desktop IT equipment to include printers, CAT5 and fiber optic cable, rack mounted network equipment, switches, workstations, and communications equipment as required.Local travel may be required between customer buildings or temporary assignment to an alternate location in support of special projects.Member of a team comprised of a variety of skills that provide coverage from 6:00 a.m. – 6:00 p.m. Occasional late coverage until 8:00 p.m. when required.Minimum Qualifications:Bachelor’s Degree and 7+ years of experiences, or a combination of education and work experience equivalent to 11+ years. Minimum 7 years’ experience required supporting customer IT installations.Resolving technical problems and answering queries by telephone or self-service that involve computer hardware, software, network, system/application access, and telecommunications systems.Knowledge of Windows Active Directory, multiple desktop programs, configuration and debugging techniques.Experience providing technical support for Windows 10, Microsoft Office 2016 or later, multiple internet browsers, and standard business applications used within a business environment.Familiarity with TCP/IP, general networking issues, virus scanning services (desktop, stand-alone and laptop computing services), servers, printers, peripheral devices, installing endpoints including but not limited to desktop IT equipment, printers, VOIP and digital phones, network switches.Preferred Qualifications:Related work experience in a technical help desk position, refreshing of IT equipment, providing deskside IT support and installation of IT hardware, networks, VoIP phones, and/or audio/video equipment.Component Mission Administrator (CMA) Certification.Special non-commercial systems administrator experience (access management/file transfer).Strong communication skills due to variety of groups to be working with, such as co-workers, management, and customers; must be able to exchange accurate information. Ability to adapt to quickly changing tasks and requirements and the ability to quickly learn new skills while on the job.Clearance Requirements:Must have a current/active TS/SCI with Polygraph.Physical Requirements:Must be able to remain in a stationary position at least 50% of the time. Constantly operate a computer, phone, and other office equipment for extended periods of time.Must be able to move/traverse within and between buildings and offices, position self to maintain equipment and cabling, including under the desks, while moving floor tiles, and in server closets, some of which may be confined spaces.Must be able to move Audio/Visual or Computer equipment weighing 50+ pounds, some equipment may require team-lift or the use of carts. Ascends/descends a ladder, 10+ feet high while pulling cables and adjusting equipment.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret/SCIClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:SSBI (T5)Job Family:Systems AdministrationJob Qualifications:Skills:Computer Servers, Linux, Local Area Network (LAN), Wide Area Network (WAN)Certifications:CompTIA - Security+ - CompTIAExperience:8 + years of related experienceUS Citizenship Required:YesJob Description:Systems AdministratorAt GDIT, people are our differentiator. As a Systems Administrator you will help ensure today is safe and tomorrow is smarter. Our work depends on Systems Administrator joining our team to:• Monitor system performance including legacy servers and cloud systems.• Perform legacy and cloud O&M administration.• Solve legacy server and cloud & virtualization issues.• Maintain and develop a Red Hat Enterprise Virtualization Environment (RHEV).• Develop and maintain installation and configuration procedures for new server builds.• Troubleshoot hardware and software problems with AIX, HP-UX and Red Hat servers.• Providing escalation support for subordinates and junior resources.• Write custom start scripts for various applications.• Evaluate and implement potential new tools and technologies.• Work on assigned Change Requests/Problem tickets.• Investigate and respond to alerts generated by the various monitoring systems in use• Perform hardware maintenance/repair activities.• Ensure proper planning and execution of major projects/maintenance activitiesWHAT YOU’LL NEED TO SUCCEED:BA/BS degree8+ years of experienceExcellent verbal (Phone customer interaction skills) and written communication skillsExperience with general information technologyWillingness to work in Northern Virginia (west of Tysons Corner up to and including Dulles Airport Vicinity)Ability to work both as part of a team and independentlyMust be 8570 compliant (IAT Level 2) by date of security indoctrination with any necessary Computing Environment (CE) for certification Location: On Customer Site 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 holidaysThe likely salary range for this position is $127,500 - $172,500. 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:Less than 10%Telecommuting Options:OnsiteWork Location:USA VA RestonAdditional 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

ManTechseeks a motivated, career and customer-orientedEnterprise IT Support Officer (EITSO) – Equipment & Video Installation Technician to join our team inHerndon, VA. In this role, you serve on a Dedicated Support Team of Network Video Installers supporting the StreamIT project. You will install network equipment, video media gateways and associates service modules.Responsibilities include, but are not limited to:Interface with end customers, providing expert support for classified and unclassified LAN infrastructure, including scripting, configuration, and troubleshooting.Manage IP network architecture, ensuring compliance with current and future standards for efficient integration and performance.Perform precise installations, cable terminations, and equipment mounting (e.g., video switch, network, and set-top boxes) to ensure seamless operation.Diagnose and resolve technical issues related to video services, leveraging advanced troubleshooting techniques.Conduct site surveys, ensuring accurate data collection and validation for engineering and VSIT teams, with adherence to sponsor and industry standards.Local travel will be required between customer buildings.May have supervisory responsibilities.Minimum Qualifications:BA/BS and 9 years of experiences, or a combination of education and work experience equivalent to 13 years. 9 years of direct experience installing and troubleshooting video equipment and media gateways on the Sponsors classified and unclassified networks.Expertise in implementing infrastructure networks, including classified and unclassified LAN environments for the sponsor, with proficiency in scripting, configuration, cutover, and troubleshooting.Skilled in installing and troubleshooting video and media gateways on both classified and unclassified sponsor networks.Extensive experience with diverse cabling systems, including 110-type cross connections, RJ45 patch panels, wire wrap terminals, copper cable terminations, DSX Panel T-1 cabling, and fiber terminations.In-depth knowledge of various cabling methodologies, industry standards, and troubleshooting techniques.Proficient in interpreting and utilizing cable run lists for efficient network setup and maintenance.Preferred Qualifications:Experience with implementation on the Sponsor's new unclassified network LAN infrastructure.Video installation experience.Related work experience in IT hardware and cabling installation.Clearance Requirements:Must have a current/active TS/SCI with Polygraph.Physical Requirements:Must be able to remain in a stationary position at least 50% of the time. Constantly operate a computer, phone, and other office equipment for extended periods of time.Must be able to move/traverse within and between buildings and offices, position self to maintain equipment and cabling, including under the desks, while moving floor tiles, and in server closets, some of which may be confined spaces.Must be able to move Audio/Visual or Computer equipment weighing 50 pounds or more, some equipment may require team-lift or the use of carts. Ascends/descends a ladder, 10+ feet high while pulling cables and adjusting equipment.

Type of Requisition:RegularClearance Level Must Currently Possess:NoneClearance Level Must Be Able to Obtain:NonePublic Trust/Other Required:NoneJob Family:Systems AnalysisJob Qualifications:Skills:Oracle Cloud, Oracle Fusion Cloud Procurement, Oracle Fusion Procurement, Oracle SQL Developer, Oracle Supply Chain Management (SCM)Certifications:NoneExperience:8 + years of related experienceUS Citizenship Required:NoJob Description:Transform technology into opportunity as a Oracle Fusion Techno-Functional Advisor 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 a Oracle Fusion Techno-Functional Advisor, you will help ensure today is safe and tomorrow is smarter. Our work depends on a Systems Analyst Advisor joining our team to provide Oracle Fusion Technical and Functional expertise support of existing and new Oracle Fusion Application implementations. HOW YOU WILL MAKE AN IMPACT:Providing Techno Functional expertise in Oracle Cloud ERP, Supply Chain and Inventory Management supporting the procure to pay process on new and existing systems. Understanding Oracle Cloud ERP Procure to Pay processes including but not limited to Procurement, Supplier Portal, Supply Chain and Inventory Management standard capabilities as well as the enhanced capabilities to relate product functionality to business processes and implement solutions to meet various business scenarios.Analyzing requirements and business problems, discussing requirements with the business owners, documenting requirements, completing design documentation, performing configuration updates, development, testing, and end to end implementation of any enhancement.Creating business process flow diagrams, performing functional testing as per the business requirement, and assisting with test scripts as needed.Understanding Oracle Security and Controls to enforce data integrity, compliance, and monitor strict access controls.Complying with government contracting, financial and cyber security policies.Demonstrating technical strength with OTBI/ BIP reports, FBDI, BPM workflows, Oracle Extensions and Personalization.Provide hands-on development and configuration support for existing and future implementations of Oracle Cloud Applications (ERP, SCM, etc.).Assisting with quarterly release impact assessments and change management.Providing production support, troubleshooting technical issues, and ensure timely resolution of system problems.Participating in and conducting peer reviews of requirements, design, and code.Working directly with Oracle product support to log and track service requests.Managing multiple priorities and tasks simultaneously, demonstrating strong time management and organizational skills.WHAT YOU’LL NEED TO SUCCEED:Technical Training, Certification(s) or Degree plus 8+ years of related experience.U.S. Persons is requiredStrong blend of technical and functional expertise in Oracle Fusion Cloud Applications, particularly in the ERP, Procurement, Sourcing and Supply Chain domains.Working knowledge of Oracle Infrastructure and PaaS Services including, but not limited to, Oracle Integration Cloud, Visual Builder Studio, Database Cloud Services.Experience with vendor relationships, communicating technical configuration and troubleshooting with vendors.Strong interpersonal skills, detail oriented, organization and time management skills.Must be a self-starter and someone who takes initiative with minimal supervision.Must stay updated on latest Oracle technology.Ability to work in a distributed and cross functional team environment.Work hours will include maintenance activities scheduled outside of normal working hours.Hybrid positionGDIT IS YOUR PLACE: Full-flex work week to own your priorities at work and at home 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 $105,622 - $130,065. 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 Falls ChurchAdditional 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

ManTechseeks a motivated, career and customer-orientedEnterprise IT Support Officer (EITSO) - Installer (Switch Technician / VIST) to join our team inHerndon, VA. In this role, you will support a Dedicated Support Team supporting the Voice Program Recap Office (VPRO) installing network equipment, telephones (VoIP, analog, ISDN), voice media gateways and associated service modules.Responsibilities include, but are not limited to:Offer continued support to customers for troubleshooting and assisting with advanced features or issues related to the voice communication system to include but not limited to, assigning phone numbers, phone templates, voicemail, line appearances, call forwarding and other issues they may have.Provide technical support to end-users in the field and other IT staff in troubleshooting voice-related issues. Escalate complex problems to higher-level engineers or vendors when necessary.Performing high quality installations and troubleshooting a variety of telephones, running and terminating cables to voice switch equipment.Dressing cabling appropriately according to industry and Sponsor standards.Mounting voice and network equipment in racks, running and connecting both power and service cabling as appropriate.Local travel may be required between customer buildings or temporary assignment to an alternate location in support of special projects.Member of a team comprised of a variety of skills that provide coverage from 6:00 a.m. – 6:00 p.m.Minimum Qualifications: Bachelor’s Degree and 4+ years of experience, or a combination of education and work experience equivalent to 8+ years.Experience installing and troubleshooting telephone instruments and media gateways on the Sponsors classified and unclassified networks.Experience with configuring and troubleshooting telephony hardware, including IP phones, voice gateways, PBX systems, and voice servers.Understanding of call routing, dial plans, call forwarding, and voicemail systems configuration.Experience in a variety of cabling areas including 110 type cross connections, RJ45 patch panels, wire wrap terminals, copper cable terminations, DSX Panel T-1 cabling, fiber terminations.Excellent knowledge of various cabling methodologies, industry standards, troubleshooting techniques, and reading/understanding cable run lists.Preferred Qualifications:Experience with implementation on the Sponsor's new unclassified network LAN infrastructure.Related work experience in IT hardware and cabling installation.Experience in managing multiple installations or upgrades simultaneously, meeting deadlines, and coordinating resources effectively.Strong communication skills due to variety of groups to be working with, such as co-workers, management, and customers; must be able to exchange accurate information. Ability to adapt to quickly changing tasks and requirements and the ability to quickly learn new skills while on the job.Clearance Requirements:Must have a current/active TS/SCI with Polygraph.Physical Requirements:Must be able to remain in a stationary position at least 50% of the time. Constantly operate a computer, phone, and other office equipment for extended periods of time.Must be able to move/traverse within and between buildings and offices, position self to maintain equipment and cabling, including under the desks, while moving floor tiles, and in server closets, some of which may be confined spaces.Must be able to move Audio/Visual or Computer equipment weighing 50+ pounds, some equipment may require team-lift or the use of carts. Ascends/descends a ladder, 10+ feet high while pulling cables and adjusting equipment.

ManTech seeks a Cyber Data Engineer in Herndon, VA. As a Cyber Data Engineer on our team, you will be responsible making data available, accessible, and secure to stakeholders. Join a team that creates data pipelines to collect and convert raw Cyber related data into formats usable by our cyber analysts and data scientists. Join ManTech and help protect our national security while working on innovative projects that offer opportunities for advancement.Responsibilities include, but are not limited to:Design, develop, and maintain data pipelines, and optimize systems for data collection, storage, access, and analytics at enterprise scale.Build and operationalize complex data solutions, correct problems, apply transformations, and recommend data cleansing and quality solutions.Perform data and system analysis, assessment and resolution for complex defects and incidents and correct as appropriate.Collaborate within and across teams to support delivery and educate end users on complex data products/analytic environment.Operate and manage a custom codebase and its integration with open-source and vendor data platforms and products.Perform analysis of complex sources to determine value and use and recommend data to include in analytical processes.Incorporate core data management competencies including data governance, data security and data quality.Test data movement, transformation code, and data components.Create robust and resilient data pipelines to connect data sources to analytics tools.Provide platform support including problem solving and debugging, especially for production issues.Required Qualifications:High School Diploma and 9+ years of experience with Data Engineering or Bachelor’s Degree and 5+ years of experience in an enterprise-scale environmentExperience with software engineering using Python and software version control systems such as GitExperience developing, testing, implementing, and maintaining complex information technology applications, systems or servicesExperience working with various file formats like JSON, XML or similarExperience with data platforms like Elasticsearch/Kibana or SplunkExperience with data ETL pipeline including extraction, transformation, normalization, enrichment, correlation, and storageExperience or formal education in Cybersecurity or relevant certificationsHigh School diplomaPreferred Qualifications:Bachelor’s DegreeExperience with analyzing and defining local and enterprise information system requirements, performing system or application design, developing capability prototypes, and transitioning applications to productionExperience with Cloud services (e.g., Lambdas, EC2s. and S3)Experience briefing others on your findings and recommendationsClearance Requirements: Active/Current TS/SCI with polygraphPhysical Requirements: he person in this position must be able to remain in a stationary position 50% of the time.SKN.7.23

ManTech seeks a motivated, career and customer-oriented Cyber Network Defense Analyst to join our team in Herndon, Virginia.As a CND Analyst on our team, you will use your expertise in Host Based Intrusion Detection Systems (IDS), Intrusion Prevention Systems (IPS) and 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 integrationUtilize forensic analysis to identify malware, misuse, and unauthorized activityInvestigate and report on virus and malware alerts or incidents to determine root cause, entry point of code and damage riskAnalyze all data sources, including Internet, Intelligence Community (IC) reporting, security events, firewall logs, open source, classified sources and other data sources to identify malware, misuse, unauthorized activity or other cyber security related concernsManage 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 conflictsPrepare data analytics and reporting and provide logical use case developmentIdentify gaps in visibility or coverage of cyber defense systemsMinimum Qualifications:High School Diploma and 2+ years of experience in Network Defense or Cybersecurity Analysis or Bachelor’s degree in Computer Science, Cybersecurity or related technical fieldExperience 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, Forensics tools and applications, Web/Email gateway security technologies, Security Orchestration, Automation and Response (SOAR), Cloud Based platforms such as Azure, AWS, or GooglePreferred Qualifications:Bachelor's DegreeExperience with digital forensics or reverse engineeringExperience with .NETExperience with using the Atlassian Product Suite (Confluence, Jira, Bitbucket., etc.)Experience with developing in C# on LinuxExperience with Visual Studio on WindowsClearance 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.SKN.7.23

ManTechseeks a motivated, career and customer-orientedEnterprise IT Support Officer (EITSO) - Location Support Center (LSC) to join our team inTysons, VA. In this role, you will provide technical support and customer service to the customers users of computer applications and hardware (e.g., PCs, servers, mainframes).Responsibilities include, but are not limited to:Using ITIL-based processes to streamline the ingestion, triage, categorization, action, and resolution for incoming incidents, requests, and demands.Analyzing, troubleshooting, designing, and implementing fixes.Performing remote desktop triage and system repair using remote tools.Answering questions regarding system procedures, online transactions, systems status, and downtime procedures.Supporting all facets of installations, which includes the physical placement of which includes the physical placement of desktop IT equipment to include printers, CAT5 and fiber optic cable, rack mounted network equipment, switches, workstations, and communications equipment as required.Local travel may be required between customer buildings or temporary assignment to an alternate location in support of special projects.Member of a team comprised of a variety of skills that provide coverage from 6:00 a.m. – 6:00 p.m. Minimum Qualifications:Bachelor’s Degree and 2+ years of experiences, or a combination of education and work experience equivalent to 6+ years. Minimum 2 years’ experience required supporting customer IT installations.Resolving technical problems and answering queries by telephone or self-service that involve computer hardware, software, network, system/application access, and telecommunications systems.Knowledge of Windows Active Directory, multiple desktop programs, configuration and debugging techniques.Experience providing technical support for Windows 10, Microsoft Office 2016 or later, multiple internet browsers, and standard business applications used within a business environment.Familiarity with TCP/IP, general networking issues, virus scanning services (desktop, stand-alone and laptop computing services), servers, printers, peripheral devices, installing endpoints including but not limited to desktop IT equipment, printers, VOIP and digital phones, network switches.Preferred Qualifications:Related work experience in a technical help desk position, refreshing of IT equipment, providing deskside IT support and installation of IT hardware, networks, VoIP phones, and/or audio/video equipment.Component Mission Administrator (CMA) Certification.Special non-commercial systems administrator experience (access management/file transfer).Strong communication skills due to variety of groups to be working with, such as co-workers, management, and customers; must be able to exchange accurate information. Ability to adapt to quickly changing tasks and requirements and the ability to quickly learn new skills while on the job.Clearance Requirements:Must have a current/active TS/SCI with Polygraph.Physical Requirements:Must be able to remain in a stationary position at least 50% of the time. Constantly operate a computer, phone, and other office equipment for extended periods of time.Must be able to move/traverse within and between buildings and offices, position self to maintain equipment and cabling, including under the desks, while moving floor tiles, and in server closets, some of which may be confined spaces.Must be able to move Audio/Visual or Computer equipment weighing 50+ pounds, some equipment may require team-lift or the use of carts. Ascends/descends a ladder, 10+ feet high while pulling cables and adjusting equipment.

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: Wed-Sun 0000-1000. Schedules are subject to change based on business needs.Minimum Qualifications:High School Diploma/GED with 4+ 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 CertificationPreferred 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.

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: Weds-Sun 2pm to 12am. Schedules are subject to change based on business needs.Minimum Qualifications:High School Diploma/GED with 4+ 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 CertificationPreferred 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.

ManTech seeks a motivated, career and customer-oriented Cybersecurity Analyst - Days 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 7am-3pm. Schedules are subject to change based on business needs.Minimum Qualifications:High School Diploma with 4+ 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 CertificationPreferred 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: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.

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 ina cyber security related role.1+ years' experience in incident response or security operations center.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 timeSKN.7.23

ManTech seeks a motivated, career and customer-orientedJunior Software Developer to join our team inMcLean, VA. In this role, you will be an experienced Linux and Ruby on Rails Developer with a strong background in Telephony Engineering to serve on a Dedicated Support Team of Network Telephony Installers supporting the Voice Program Recap Office (VPRO). You will leverage your expertise in Linux systems, Ruby programming, Ruby on Rails, and telephony systems to design, develop, and maintain voice media gateways that integrate with telephony infrastructure.Responsibilities include, but are not limited to:Design, implement, and maintain web applications using Ruby and Ruby on Rails.Work on integrating telephony systems (e.g., VoIP, analog, ISDN) along with voice media gateways and associated service modules.Manage and configure Linux servers (Ubuntu, CentOS, etc.) for hosting applications, ensuring performance, stability, and security.Develop and Test on Linux based servers. Must be capable of developing and installing PowerBuilder based programs and Korn shell-based servers.Troubleshoot, configure, and optimize telephony software.Work independently developing and testing servers.Monitor server performance, troubleshoot issues, and optimize systems for scalability and reliability.Maintain clear technical documentation for telephony integration and deployment processes.Minimum Qualifications: BA/BS and 2 years of experience, or a combination of education and work experience equivalent to 6 years.Strong experience with Ruby programming and understanding of the Ruby on Rails framework, or the ability to learn Ruby with strong experience with Python with Django or Flask.Strong verbal and written communication skills to interact effectively with cross-functional teams.Experience editing, updating, and modernizing legacy code.Preferred Qualifications:Experience integrating telephony systems with web applications (e.g., handling inbound/outbound calls, IVR, call routing).Knowledge of security best practices for telephony, server administration, and web applications.Knowledge and hands on experience with telephony systems and Linux server management, including installation, configuration, troubleshooting, and performance optimization.Qualified in Oracle Database Administrator.Experience provisioning telephony services.Clearance Requirements:Must have a current/active TS/SCI with Polygraph.Physical Requirements:Must be able to remain in a stationary position at least 50% of the time. Constantly operate a computer, phone, and other office equipment for extended periods of time.