Type of Requisition:PipelineClearance Level Must Currently Possess:Top Secret/SCIClearance Level Must Be Able to Obtain:Top Secret/SCIPublic Trust/Other Required:NoneJob Family:Systems AdministrationJob Qualifications:Skills:DISA STIG, IT Security Operations, Security Content Automation Protocol (SCAP), System AdministrationCertifications:NoneExperience:5 + years of related experienceUS Citizenship Required:YesJob Description:Transform technology into opportunity as a Cyber Systems Administrator - SecOps 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.Our work depends on Cyber Systems Administrator - SecOps joining our IT Technology Operations division within the NCIS ITD organization in Quantico, VA.**This position is pending funding.**The Naval Criminal Investigative Service (NCIS) is an organization of approximately 2,000 personnel of which 700 serve at HQ and the remaining staff serve at offices worldwide. NCIS is the DON component with primary responsibility for criminal investigation, law enforcement (LE), counter-terrorism (CT), counterintelligence (CI), and cyber matters. NCIS not only has primary responsibility for all criminal investigative, CI, CT, and cyber matters within the DON, but it also has exclusive investigative jurisdiction in non-combat matters involving actual, potential, or suspected criminal, terrorism, sabotage, espionage, and subversive activities.HOW OUR CYBER SYSTEMS ADMINISTRATOR – SECOPS WILL MAKE AN IMPACT:Implement STIG releases across a variety of operating systems and applicationsTracks and remediates IAVM vulnerabilitiesManages ACAS vulnerability reports and remediates as requiredPerforms software upgrades, patch installs, firmware upgradesDiagnosis and troubleshoot problems related to the OS, hardware, network, and related softwareDaily written and oral communications with coworkers and leadershipContinual attention to periodic SCAP and STIG requirements needed to harden the serversTroubleshoot and configure servers in a virtual environment using VsphereCreate scripts in various shells to automate daily and periodic tasksDocument work for leadership, update/create Standard Operating Procedures, and brief staff and customers various tasksWHAT YOU’LL NEED TO SUCCEED (Required):Security Clearance Level: Active Top Secret clearance with SCI eligibility.Required Experience:5+ years of experience with systems administration:DoD system accreditation processSTIG checklist review process to include SCAP scans and implementationMicrosoft SCCM package creation and deploymentGroup Policy Management administration to include policy creation and maintenanceFamiliarity with Windows 10 including deployment via SCCM / standalone optionsImprovingsystem operations and functionality, monitoring, and optimization of servers and workstationsPrevious exposure with VMware virtual environmentsRequired Certifications: Security+ CEEducation: BS Degree or 4 additional years of work experience in lieu of degree.Location: Onsite at Quantico, VAPosition Availability: This position is pending funding.US Citizenship requiredWHAT WE’D LOVE FOR YOU TO HAVE:ACAS ManagementLINUX Systems Administration Experience (SPLUNK)Forescout ExperienceGDIT 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#NCIScareersThe likely salary range for this position is $104,179 - $140,949. 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:HybridWork Location:USA VA QuanticoAdditional 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-oriented Enterprise IT Support Officers (EITSO) – Complex Projects Network Installer to join our team inMcLean, VA. In this role, serve on a team of IT support professionals responsible for installing network equipment while providing a productive and collaborative computer workspace (new or renovated) to support dynamic mission requirements.Responsibilities include, but are not limited to: Supporting all facets of network installations, which includes the physical placement of CAT5 and fiber optic cable, wall jacks, racks, and communications equipment as required.Installing, pulling and terminating cable, determining and implementing required pin outs, cards power supplies, testing and documenting installations, dressing and labeling cables, racks, patch panels, etc.Supporting projects that include cabling and implementation in accordance with design documents and build-to packages.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. with flexibility to support 24x7 operations; may need to work extended hours during critical peaks and be available to meet last minute requests.Minimum Qualifications:Bachelor’s Degree and 4+ years of experiences, or a combination of education and work experience equivalent to 8+ years.Excellent knowledge of various cabling methodologies, industry standards, troubleshooting techniques, and reading/understanding cable run lists.Experience with installing endpoints including but not limited to desktop IT equipment, printers, VOIP and digital phones, network switches.Experience resolving technical problems and answering queries by that involve computer hardware, network, and telecommunications systems.Preferred Qualifications: Related work experience in IT hardware and cabling installation.Experience with implementation on the Sponsor's network LAN infrastructure.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 25% 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 majority of the time, 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-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.

MANTECHseeks a motivated, career and customer-orientedVideo Systems Programmerto join our team inSpringfield, VA. This position will relocate to Herndon, VA in 2026. In this role, you will be responsible for programming, testing and support of complex Audio/Video (A/V) systems in a variety of customer environments. The successful candidate will have a history of designing functional, intuitive interfaces which enable the customer to control complex systems.Responsibilities include, but are not limited to:Read and interpret A/V systems drawings and specifications.Develop code for integrating systems including, but not limited to, Extron, HP/Poly and Cisco.Collaborate with video engineering team to ensure programmed solutions meet customer expectations.Responsible for organizing, maintaining, and archiving all project-related code, graphic touch panel layouts and programs.Complete training programs from manufacturers, industry associations, and company as required.Participate in complex system design reviews where input is encouraged.Local travel may be required between customer buildings.Member of a team that provides coverage from 6:00 a.m. – 6:00 p.m.May have supervisor responsibilities (timecards, interviews, HR related tasks, etc.).Basic Qualifications:Bachelor’s Degree and 9+ or more years of experience, or a combination of education and work experience equivalent to 13+ or more years.Familiarity with Digital Signal Processing (DSP) design and configuration.Experience with control systems, videoconferencing, switching hardware, audio DSP setup and calibration.Strong customer service, organizational, communication, and written skills due to variety of groups to be working with, such as co-workers, management, and customers; must be able to exchange accurate information. Proficiency in Microsoft Office product suite.Preferred Qualifications:AVIXA Certified Technology Specialist (CTS) or Extron Certifications.Experience with Python programming & ServiceNow Project Management.Ability to adapt to quickly changing tasks and requirements and the ability to quickly learn new skills while on the job.Security Clearance Requirements:Must have a current and 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. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers.

ManTech seeks a motivated, career-driven, and customer-focused Front-End Developer to join our team in Columbia, MD. You will play a critical role in supporting enterprise infrastructure capabilities for a global mission-focused workforce. This position is part of a high-visibility effort supporting the Enterprise Infrastructure Services (EIS) organization responsible for MPO’s Enterprise Information Technology (EIT)the foundational platform for enterprise-wide users. You will partner with customers, Integrated Product Teams (IPTs), and vendors to help deliver advanced EIT capabilities through Data Center & Compute Services.Responsibilities include but are not limited to:You will act as a senior consultant delivering expert guidance on advanced technologies and methodologies to solve complex IT challenges. Your contributions will influence major projects across the enterprise.This role requires a blend of hands-on expertise and leadership experience in IT consulting environments.Provide technical and specialized guidance for automated solutions to complex information processing problemsExperience with design software, wireframe tools, and user journey maps,Ability to quickly prototype solutions leveraging usability principlesBuilding/developing user interfaces and rich client browser applications using software design patternsPerforming user research (i.e. target users/personas) and user testing (e.g., wireframes, prototypes)Collaborating with product owners, scrum masters, project managers and other application engineers to gather, evaluate and implement solutions that support user requirements/needsMinimum Qualifications:Bachelor’s degree with twelve (12) years of relevant experienceOR Associate’s degree with fifteen (15) years of relevant experienceOR High School Diploma/GED with twenty (20) years of relevant experiencePreferred Qualifications:Ideal candidates will bring hands-on technical experience with modern development, infrastructure, and UI technologies.Experience with Java, Spring Boot, and MavenProficiency in UI development using React, TypeScript, Material UI (MUI), Cypress, Vitest, Vite, and NginxFamiliarity with general development tools and environments including Linux, Git, REST APIs, CI/CD pipelines, Rancher, Kubernetes, Flux, Kubectl, Helm, and DockerExperience with Kubernetes, API development, Git/GitLab, Jira, and MongoDBClearance Requirements:Must have a current/active TS/SCI with PolygraphPhysical Requirements:Must be able to move, carry, and deliver workstations within the office environment to customer workstationsMust be able to remain in a stationary position 50% of the timeFrequently communicates with co-workers, management, and customers via email, phone, and virtual tools, which may include delivering presentations. Must be able to exchange accurate information in these situations

ManTech seeks a motivated, career and customer-oriented SeniorSoftware Engineer, to join our team in Columbia, MD. The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation. This effort is the contract vehicle for the Enterprise Infrastructure Services organization overseeing MPO’s Enterprise Information Technology (EIT). EIT is MPO’s backbone- platform for all Enterprise users. Data Center & Compute Services is the EIS enabling organization working with customers, Integrated Product Teams (IPT), and vendors to deliver select EIT.Responsibilities Included but are not limited to:Responsible for Full Stack development or DevOps, maintaining and enhancing complex and diverse software systems (e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems, and business management information systems) based upon documented requirements.Responsible for reviewing and testing software components for adherence to the design requirements and documents test results.Will utilize software development and software design methodologies appropriate to the development environment while providing specific input to the software components of system design to include hardware/software trade-offs, software reuse, use of Commercial Off-the-shelf (COTS)/Government Off-the-shelf (GOTS) in place of new development, and requirements analysis and synthesis from system level to individual software components.Minimum Qualifications: Bachelor’s degree in Computer Science or related discipline from an accredited college or university is required. Four (4) years of additional Software Engineering experience on projects with similar software processes may be substituted for a bachelor’s degree. Bachelor’s degree in Computer Science or related discipline from an accredited college or university is required. Twenty (20) years experience as a Software Engineer in programs and contracts of similar scope, type, and complexity is required.Preferred Qualifications: Experience with Git/Gitlab, Linux, Ansible, Python, JavaScript, Django, Angular, Docker, Podman, AWS, SQL, Kubernetes, Clearance Requirements:Must have a current/active TS/SCI w/ Polygraph.Physical Requirements: The candidate must be able to move, carry and deliver workstations from inside the office to customer’s desk. The person in this position must be able to remain in a stationary position

ManTech seeks a motivated, career and customer-oriented System Administrator, to join our team in Columbia, MD. The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation. This effort is the contract vehicle for the Enterprise Infrastructure Services organization overseeing MPO’s Enterprise Information Technology (EIT). EIT is MPO’s backbone- platform for all Enterprise users. Data Center & Compute Services is the EIS enabling organization working with customers, Integrated Product Teams (IPT), and vendors to deliver select EIT.Responsibilities Included but are not limited to:Responsible for providing support for implementation, troubleshooting and maintenance of Information Technology (IT) systems.Responsible for managing IT system infrastructure and any processes related to these systems, providing Tier 1 (Help Desk) and Tier 2 (Escalation) problem identification, diagnosis and resolution of problems.Responsible for providing support to IT systems including day-to-day operations, monitoring and problem resolution. Will also provide support for the escalation and communication of status to agency management and internal customers. Will provide support for the dispatch system and hardware problems and remains involved in the resolution process.Responsible for configuring and managing Windows (or other applicable) operating systems and system software, troubleshooting, maintaining integrity of and configuring network components, along with implementing operating systems enhancements to improve reliability and performance. Will have a working knowledge and understanding of system administration interdependencies as part of the Service Oriented Architecture (SOA)Minimum Qualifications: Bachelor’s degree in a technical discipline from an accredited college or university is required. Five (5) years of additional Systems Administration experience may be substituted for a bachelor’s degree.Fifteen (15) years experience as a Systems Administrator in programs and contracts of similar scope, type, and complexity is required. Clearance Requirements:Must have a current/active TS/SCI w/ Polygraph. Physical Requirements: Bending, carrying, kneeling, lifting, light work up to 20 lbs., reaching, repetitive motions, sedentary work, walking, working with data, ability to handle stress & work under pressure, ability to use MS Office, ability to use a PC, analytical or critical thinking skills, interpersonal & people skills, leadership skills, listening skills, multi-tasking ability, oral & written communication skills, organizational skills.

ManTech seeks a motivated and career-oriented Systems Administrator with Linux expertise to join our team in Laurel, MD.You will be part of a dedicated team delivering enterprise infrastructure capabilities for a global workforce that supports a wide range of national defense missions. This role directly supports the Enterprise Infrastructure Services (EIS) organizationthe foundation of all Enterprise Information Technology (EIT) for MPO.Responsibilities include, but are not limited to:Support the implementation, troubleshooting, and maintenance of IT systemsProvide Tier 1 (Help Desk) and Tier 2/3 (Escalation) support for problem identification, diagnosis, and resolutionIdentify and resolve performance and capacity issues in Linux systems, and support hardware-related problem resolution and dispatchingDeliver detailed analysis and feedback to agency management and internal customers for escalated ticketsConfigure, script, and manage Linux, Unix, and Windows operating systemsInstall operating system software, troubleshoot system issues, maintain system integrity, configure network components, and implement OS enhancements to improve reliability and performanceMinimum Qualifications:Fifteen (15) years of experience as a System Administrator in programs and contracts of similar scope, type, and complexityBachelor’s degree in a technical discipline from an accredited college or universityFive (5) additional years of System Administrator experience may be substituted in lieu of a Bachelor’s degreePreferred Qualifications:Familiarity with ScanboyExperience using LatteARTClearance Requirements:Must have a current/active TS/SCI with PolygraphPhysical Requirements:The candidate should be able to move, carry, and deliver workstations from inside the office to customer desksThe person in this position must be able to remain in a stationary position 50% of the timeMust communicate with co-workers, management, and customers via email, phone, or virtual meetings, which may involve delivering presentations. Must be able to exchange accurate information in these situations.

ManTech seeks a motivated, career and customer-oriented Database Administrator, to join our team in Laurel, MD. The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation. This effort is the contract vehicle for the Enterprise Infrastructure Services organization overseeing MPO’s Enterprise Information Technology (EIT). EIT is MPO’s backbone- platform for all Enterprise users. Data Center & Compute Services is the EIS enabling organization working with customers, Integrated Product Teams (IPT), and vendors to deliver select EIT.Responsibilities Included but are not limited to:Responsible for performing the functions of an Oracle/PostgreSQL database administrator and will perform database builds, database decommissions, database monitoring, database data migrations, documentation maintenance, database configuration changes, database software baseline maintenance, patching and configuration managementWill assist with organizing requirements and data into a usable database schema while contributing to the development of sections of systems engineering documentationResponsible for supporting the development of long and short term requirements for database administration and design.Will assist with guiding users in formulating requirements, advises alternative approaches, and conducts feasibility studies.Responsible for supporting the analysis and evaluation of system improvements, optimization, development and/or maintenance efforts.Minimum Qualifications: Bachelor’s degree in a technical discipline from an accredited college or university. Five (5) years of additional Database Engineering or Systems Engineering experience may be substituted for a bachelor’s degree. Fifteen (15) years’ experience as a Systems Engineer / Database administrator in programs and contracts of similar scope, type and complexity is required.Experience with Database, PostgreSQL Database Preferred Qualifications: Experience with:Oracle Enterprise Management (OEM)BARMAN, PGADMINData PumpOracle Recovery Manager (RMAN)Oracle Exadata/RACClearance Requirements:Must have a current/active TS/SCI w/ Polygraph. Physical Requirements: The candidate must be able to move, carry and deliver workstations from inside the office to customer’s desk. The person in this position must be able to remain in a stationary position 50% of the time. Must communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

ManTech seeks a motivated, career and customer-oriented Linux System Administrator to join our team in the Laurel, Maryland location.Responsibilities include, but are not limited to:Design, deploy and administer virtualized platforms, using VMWare.Configure and manage Linux and Solaris operating systemsInstalls/loads operating systems softwareTroubleshoot, maintain integrity of and configure network components, along with implementing operating systems enhancements to improve reliability and performance.Build, install and configure infrastructure related software.The ability to troubleshoot higher-level problems and resolve complex technical issues where documentation is either lacking or non-existent.Analyze and resolve complex problems associated with server hardware, applications, and software integration.Minimum Qualifications: Shall have a minimum of twelve (12) years’ experience as a SA in programs and contracts of similar scope, type, and complexity is required.A Bachelor’s degree from an accredited college or university in technical discipline is required. Additional five years of experience may be substituted for degree.Preferred Qualifications: Fifteen (15) years of relevant experienceExperience in implementing solutions with PKI-controlled access is desired.Understanding networking components is desired.Clearance Requirements: Current/Active TS/SCI with PolygraphPhysical Requirements: Bending, carrying, kneeling, lifting, light work up to 20 lbs., reaching, repetitive motions, sedentary work, walking, working with data, ability to handle stress & work under pressure, ability to use MS Office, ability to use a PC, analytical or critical thinking skills, interpersonal & people skills, leadership skills, listening skills, multi-tasking ability, oral & written communication skills, organizational skills.

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

ManTech seeks a motivated, career and customer-orientedCNO SoftwareEngineer to join our team in the Hanover, Maryland location. Provides specialized development, testing and evaluation capabilities tailored to system functions.Responsibilities include, but are not limited to:Develop and code in Python, Java and XML, ensuring software standards are metPerform system and subsystem definition, preliminary and detailed design, design implementation, and subsystem and system integration and tests for a systemResearch requirements for a product, including CNO deployment environment, performance criteria, and competitive issuesDesign for new capabilities or recommendations for improvements to existing capabilitiesDetermining computer user needs; analyzes system capabilities to resolve problems on program intent, output requirements, input data acquisition, programmingDebug and troubleshoot software, modify existing software to correct errors, to adapt to new requirements, or to improve performance and perform quality control on team productsCoordinating and performing software deployments for developed productsMinimum Qualifications:Bachelor’s degree in Computer Science or related field and 7+ years of programming experience or High School Diploma and 11+ years of programming experienceExperience developing and coding in Python and JavaExperience with build environments such as Gradle or MavenExperience with Object Oriented Analysis and DesignKnowledge of Software Version ControlKnowledge of CNO environmentKnowledge of Agile software development methodologyKnowledge of XML or XSLTPreferred Qualifications:Experience with SQL and NoSQL databasesSubversion/GIT experienceAtlassian Tools (Confluence, Jira, Bamboo, Crucible)Security Clearance Requirements:Must have an active/current TS/SCI with PolygraphPhysical Requirements:Must be able to remain in a stationary position 50% of the time

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

ManTech seeks a motivated, career- and customer-oriented Senior Cloud Software Developer to join our Automation Development team in Hanover, MD.This role offers an exciting opportunity to design, develop, and maintain scalable applications and web services within AWS cloud environments. You will support mission-critical cloud automation efforts as part of a collaborative team working to improve the reliability, performance, and security posture of enterprise systems.Responsibilities include, but are not limited to:Design and develop cloud-native applications, user interfaces, and backend web services using Angular 10/16, Python/Django, and AWS (EC2/AMI, ECS/Docker, RDS/MySQL)Automate provisioning of AWS AMIs across multiple platforms using HCL Packer, Ansible, and GitLab CI to support bi-weekly security agent deploymentsBuild and manage test datasets and support backend service validation and QA initiativesCollaborate with DevOps, Security, and Backend Engineering teams to enhance automation, security posture, and overall performanceMaintain and manage source code and CI/CD pipelines using GitLab within an agile team environmentMinimum Qualifications:Twenty (20) or more years of experience as a Software Engineer supporting programs and contracts of similar scope and complexityBachelor’s degree in Computer Science or a related discipline from an accredited college or universityFour (4) additional years of software engineering experience may be substituted in lieu of a Bachelor’s degreeMust hold an IAT II certification (e.g., Security+ or equivalent); candidates will have 60 days from program start to obtain itProven experience in full-stack development in a cloud environment, with strong programming skills in Angular (preferably v16), Python, and DjangoExperience maintaining AMI provisioning workflows using AMI packer builder with GitLab CI/CD, including validation and public distributionHands-on knowledge of CI/CD pipelines and automation tools such as GitLab CI, Ansible, and PackerPreferred Qualifications:Experience working in enterprise or government environmentsFamiliarity with cloud security and compliance practicesKnowledge of secure coding, cloud architecture, and continuous security integrationFamiliarity with secure software development lifecycle (SSDLC) principlesExperience using Ansible and Python playbooks to manage Ubuntu and CentOS serversProficiency in deploying and managing Docker containers using Kubernetes on Linux environmentsUnderstanding of RESTful API design and database performance optimizationClearance Requirements:Must have a current/active TS/SCI with PolygraphPhysical Requirements:The candidate must be able to move, carry, and deliver workstations from the office to customer desksThe person in this position must be able to remain in a stationary position 50% of the timeMust communicate with co-workers, management, and customers via email, phone, or virtual meetings, which may involve delivering presentations. Must be able to exchange accurate information in these situations.

ManTech seeks a motivated, career- and customer-oriented Linux Systems Administrator to join our team in Hanover, MD.This role supports a global workforce executing mission-critical operations in defense of our Nation. As part of the Enterprise Infrastructure Services (EIS) organization, you will help manage core infrastructure and support the delivery of Enterprise Information Technology (EIT), the foundational platform for all MPO users. You will work closely with customers, Integrated Product Teams (IPTs), and vendors within Data Center & Compute Services to ensure system functionality, security, and availability.Responsibilities include, but are not limited to:Provide Systems Administration support for CNOS labs in a Help Desk capacity and collaborate with lab teams across locationsMaintain and manage Linux and Windows user accounts, profiles, and ticket queues, ensuring prompt support for developer requestsAssist other lab managers within the domain architecture and perform racking, stacking, loading, and configuration of workstations and serversBuild, configure, and maintain secure server and system environments, including system analysis, design, architecture, and hardware/network managementPerform installation, refresh, and modernization of servers and system componentsboth remotely and on-siteDocument system configurations including computers, networking devices, and peripheral hardwareMinimum Qualifications:Bachelor’s degree from an accredited college or university in a technical disciplineFifteen (15) years of experience as a System Administrator in programs and contracts of similar scope, type, and complexityPreferred Qualifications:Experience deploying, upgrading, or maintaining servers and systemsKnowledge of Linux operating systems supporting Tacacs+ and SyslogExperience with Active Directory, DHCP, DNS, and LDAP networking conceptsHands-on experience with cabling, racking, and stacking IT equipmentFamiliarity with the Jira ticketing systemUnderstanding of core networking componentsClearance Requirements:Must have a current/active TS/SCI with PolygraphPhysical Requirements:Bending, carrying, kneeling, lifting, light work up to 20 lbs., reaching, repetitive motions, sedentary work, walking, working with dataAbility to handle stress and work under pressureAbility to use MS Office and a PCStrong analytical or critical thinking, interpersonal skills, leadership, listening, multi-tasking, oral/written communication, and organizational skills

ManTech is seeking a motivated, career and customer-oriented SeniorCloud Consultant, to join our team in Hanover, MD. The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation. This effort is the contract vehicle for the Enterprise Infrastructure Services organization overseeing MPO’s Enterprise Information Technology (EIT). EIT is MPO’s backbone- platform for all Enterprise users. Data Center & Compute Services is the EIS enabling organization working with customers, Integrated Product Teams (IPT), and vendors to deliver select EIT.Responsibilities Included but are not limited to:Responsible for leading technical exchange meetings and advise customers on path for transition / transformation to the cloud.Will perform Analysis-of-Alternatives for architecting/implementing the customer's application in the cloudResponsible for creating well-informed cloud architecture and migration strategies for various application use-cases while developing and documenting cloud "best practices".Will provide cloud guidance and recommendations on cloud services to meet specific needs and will document cloud training opportunities and material.Minimum Qualifications:Associates degree with Fifteen (15) years' experience of relevant experience OR Bachelor of Science (BS) Degree with Twelve (12) years of relevant experienceExperience with managing project work as defined by the government.Experience with leading medium to large complex projects and major phases of very large projects while providing highly technical and specialized guidance and solutions to complex IT problems.CompTIA Security+ or similar certification for IAT Level II DoD 8570 compliancePreferred Qualifications: Experience with AWS cloud services, including an AWS VPC, routing tables, IGW and NAT, public and private subnetsExperience with cloud architecture and migration plan.Experience designing and implementing Cloud architectures that meet requirements for security, high availability, fault tolerance, cost-efficiency and scalabilityExperience consulting and advising customers projects/product teams with regards to architecting cloud-based environments for applications and migrating to the cloud from legacy environments.Clearance Requirements:Must have a current/active TS/SCI w/ Polygraph. Physical Requirements: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.

ManTech is seeking a motivated, career and customer-oriented Cloud DevOps Engineer to join our team in Hanover, MD. In this role you will be working as a cloud Engineer utilizing cloud computing platforms and developing full stack web application interfacing with AWS services. The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation. This effort is the contract vehicle for the Enterprise Infrastructure Services organization overseeing MPO’s Enterprise Information Technology (EIT). EIT is MPO’s backbone- platform for all Enterprise users. Data Center & Compute Services is the EIS enabling organization working with customers, Integrated Product Teams (IPT), and vendors to deliver select EIT. Responsibilities Included but are not limited to:Responsible for building new and improving existing CI/CD pipelines.Responsible for performing operations on end-user virtual machine provisioning/de-provisioning (VMWARE, and Amazon AWS platforms) supporting the automation of Active Directory security group manipulations.Will perform daily development using .Net framework with C#, Python, MSSQL and minor system administrative duties on Windows and Linux platforms.Responsible for creating collection object cleanup routine within an Angular/Node JS application to simulate a hierarchical cascade delete process for a dynamic MongoDB system.Minimum Qualifications: Shall have a minimum of sixteen (16) years’ experience programming with at least one (1) object oriented language Experience with ansible, Python, Angular and Django 5 years functional experience with containerization technologies like Docker. 2 years’ experience working within the Linux desktop environment and bash shell Preferred Qualifications:Fluent with git and GitLab, both in commonplace software development processes (branches, merge, reviews, issues, code reviews) Use open-source technologies and tools to accomplish specific use cases encountered within the project such as GitLab, AWS Web Services, and Visual Studio Performs daily development duties using .Net framework with C#, Python, MSSQL and minor system administrative duties on Windows and Linux platforms Experience refactored code by identifying bottlenecks to optimize code blocks through method timing. Experience Implementing quality control procedures for team products to reduce redundancy and enhance efficiency Clearance Requirements: Must have a current/active TS/SCI w/ Polygraph.Physical Requirements:The candidate must be able to move, carry and deliver workstations from inside the office to customer’s desk.The person in this position must be able to remain in a stationary position 50% of the time.Must communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.