• Senior Security Systems Engineer - SLBM

    Imagine One Technology & Management (Dahlgren, VA)
    …design, developing engineering documentation, application of Model Based System Engineering (MBSE), cyber testing, cyber test analysis, or development of ... of Operation (CONOPS) for Mission Assurance Categorization per DoDI 8500. 2 . + Lead the research, recommend and document logical...+ Plan, develop, execute and document results of security test procedures. + Lead the analysis and testing of… more
    Imagine One Technology & Management (09/30/25)
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  • Spacecraft Propulsion Engineer

    SAIC (Chantilly, VA)
    **Description** As a Propulsion Systems Engineer , provide systems engineering and technical assistance within a National Reconnaissance Office (NRO) Government ... Office for component, subsystem, and overall spacecraft manufacturing, integration, and test . Initial responsibilities will focus on the propulsion subsystem. Duties… more
    SAIC (09/04/25)
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  • Software Engineer TS/SCI Poly

    Leidos (Alexandria, VA)
    **Description** **Leidos** has a new and exciting opportunity for a **Software Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business ... us and make a difference in National Security!** **Job Summary** The Software Engineer will perform software development activities as a member of an agile… more
    Leidos (08/26/25)
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  • Cloud Systems Engineer (Space Systems)

    L3Harris (Chantilly, VA)
    …deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. Job Title: Specialist, Space ... Software Systems Engineer (Space Systems) Job Code: 29205 Job Location: Colorado...cycle including advanced R&D, capture, proposals, design, integration & test , verification, and sustainment utilizing MBSE. In this role… more
    L3Harris (09/27/25)
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  • Carrier Combat Test Technician (SkillBridge…

    Huntington Ingalls Industries (Newport News, VA)
    …with HII-MT. Objective The Skillbridge intern will train as a Combat Systems Test Engineer within HII-Mission Technologies' Global Security group, reporting to a ... customers. Our capabilities range from C5ISR, AI and Big Data, cyber operations and synthetic training environments to fleet sustainment, environmental remediation… more
    Huntington Ingalls Industries (09/02/25)
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  • Sr Software Engineer

    Nightwing (Sterling, VA)
    Nightwing provides technically advanced full-spectrum cyber , data operations, systems integration and intelligence mission support services to meet our customers' ... most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency,...recoverable environment + Assist with the design, prototype, implement, test , and deploy business rules and technical solutions +… more
    Nightwing (08/27/25)
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  • Industrial Security Analyst - Security…

    Serco (Langley AFB, VA)
    …Description** Serco is looking for an **Industrial Security Analyst - Security Engineer ,** at Langley Air Force Base in Hampton, Virginia. Bring your expertise ... DTC Security Directives and Security Classification Guides as it applies to Cyber Security, Physical Security and Personnel Security. + Submit preconstruction plans… more
    Serco (10/01/25)
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  • Information Systems Security Engineer

    Amentum (Chantilly, VA)
    **Your Impact:** Are you interested in using your skills to help shape the Cyber , Security, & Intel space? If so, look no further. Amentum is seeking a **Principal ... Information System Security Engineer ** to join our team of passionate individuals in...system A&A efforts. + Develop and document security evaluation test plans and procedures. + Provide documentation and recommendations… more
    Amentum (08/19/25)
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  • Software Engineer

    Craig Technologies (Manassas, VA)
    Title: Software Engineer Location: Manassas, Virginia Clearance: Ability to obtain a Secret Clearance Citizenship Requirement: US Citizenship required. Req #: 3912 ... Technologies has an opening for a highly motivated Software Engineer to join our Submarine C5I Systems Engineering and...Computer Science, etc.) with a GPA of at least 2 .5 * 1 to 5 years of experience minimum… more
    Craig Technologies (08/15/25)
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  • Engineer Project 5

    Huntington Ingalls Industries (Newport News, VA)
    …and requirements are required. The candidate will support the Manager 3 and Manager 2 's as well as collaborate with other Engineer 5's in the department ... ENGINEER PROJECT 5 Location: Newport News, Virginia, United...and quality testing. Supports and participates in the design, test , modification, fabrication and assembly of prototype. Applies research… more
    Huntington Ingalls Industries (10/02/25)
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