• Senior Software Engineer (SIGINT…

    Leidos (Fort Belvoir, VA)
    **Description** Leidos is seeking a highly skilled **Senior Software Engineer ** to support rapid-response research and development (R&D) in various laboratory ... and prototype capabilities that address emerging intelligence issues. The Software Engineer will work in dynamic lab...considered in lieu of a degree. + An active TS /SCI with Poly security clearance . + At… more
    Leidos (06/11/25)
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  • Sr. Software Engineer -Automated…

    Leidos (Alexandria, VA)
    …**Leidos** has a new and exciting opportunity for an **Automated Test Framework Software Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics ... a difference in National Security!** The **Automated Test Framework Software Engineer ** will support the framework of...to support quarterly PI Planning sessions in MD. + ** Clearance Required: Must have TS /SCI with Polygraph… more
    Leidos (05/08/25)
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  • Senior Software Developer TS /SCI

    Parsons Corporation (Centreville, VA)
    …of related experience + Experience with C++ or C + Proficiency with Linux **Security Clearance Requirement:** An active Top Secret SCI security clearance ... We've got what you're looking for. **Job Description:** Parsons is looking for a software engineer looking to improve and enhance mission-critical software more
    Parsons Corporation (05/24/25)
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  • Sr. Software Engineer TS /SCI…

    Leidos (Reston, VA)
    **Description** Leidos has an exciting opportunity for a Senior Software Engineer to join a high performing agile team using the Scaled Agile Framework (SAFe) ... an on-going mission and operational system. You will perform software development activities as a member of an agile...and with a team in a fast-moving environment. **Security Clearance Requirement:** + **Must possess an active TS more
    Leidos (07/18/25)
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  • Software Developer C++ TS /SCI/ Poly

    Parsons Corporation (Centreville, VA)
    …years of experience working with networking protocols, and tools such as Wireshark + ** Top Secret Clearance with Poly** **What Desired Skills You'll Bring:** ... what you're looking for. **Job Description:** Are you a ** software engineer ** looking to improve and enhance...+ Familiarity with virtualized environments including KVM, VMWare **Security Clearance Requirement:** An active Top Secret more
    Parsons Corporation (07/12/25)
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  • Principal / Sr Principal Systems Engineer

    Northrop Grumman (Fairfax, VA)
    …+ Must have an **active** US Government DoD Top Secret /Sensitive Compartmented Information (SCI) security clearance **AND** a favorably adjudicated ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Polygraph TRAVEL: Yes, 10% of the...testing environment and scripts. + Work with the various systems/ software elements to verify drivers. + Onboard the SEIT… more
    Northrop Grumman (05/29/25)
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  • Northrop Grumman (DoD SkillBridge) Principal/Sr…

    Northrop Grumman (Fairfax, VA)
    …+ Must have an **active** US Government DoD Top Secret /Sensitive Compartmented Information (SCI) security clearance **at time of application** ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: SCI TRAVEL: No **Description** At Northrop...Space Systems (NGSP) seeks to find a Senior DevSecOps Engineer in the Payload and Ground Systems Division Engineering… more
    Northrop Grumman (05/21/25)
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  • Sr Pr. Cyber Systems Engineer (Csse)…

    Northrop Grumman (Dulles, VA)
    …to working on-site, in restricted access facilities. + Must have US Citizenship, with active Top Secret clearance with SCI at time of application **Preferred ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: SCI TRAVEL: Yes, 10% of the...making history. This position is for a Cyber/Systems Security Engineer (C/SSE) for a Space Segment -focused program where… more
    Northrop Grumman (07/16/25)
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  • Principal Mission Systems Integration…

    Northrop Grumman (Dulles, VA)
    …\#NOVASPACE **Basic Qualifications:** + **Must have US Citizenship with a current or active Top Secret /SCI Clearance at time of application** + Bachelor's ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: SCI TRAVEL: Yes, 10% of the...with the ground segment. The team focuses on the software integration with the ground segment to enable operations.… more
    Northrop Grumman (06/06/25)
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  • Systems Engineer , TS /SCI…

    General Dynamics Information Technology (Mclean, VA)
    …**Type of Requisition:** Regular ** Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** ... **Job Description:** Deliver simple solutions to complex problems as a Systems Engineer at GDIT. Here, you'll tailor cutting-edge solutions to the unique… more
    General Dynamics Information Technology (06/19/25)
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