• Full Stack Software Engineer SME

    Leidos (Chantilly, VA)
    …Business Area, is seeking a highly experienced, versatile, and visionary Full Stack Software Engineer Subject Matter Expert (SME) for the Maru Program. In ... **Description** National Security Sector combines technology-enabled services and mission software capabilities in the areas of cyber, logistics, security… more
    Leidos (11/01/25)
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  • Cloud Software Engineer

    SAIC (Reston, VA)
    **Description** SAIC is seeking a **Cloud Software Engineer ** to specialized skills in cloud engineering and full stack development. This Customer is the force ... located in **Reston, VA** and requires an active **TS/SCI clearance with Polygraph.** Job responsibilities include, but are not...include, but are not limited to: + Participate in software development efforts through all aspects of the … more
    SAIC (10/08/25)
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  • Sr. Software Engineer

    Leidos (Arlington, VA)
    **Description** Leidos is seeking a Senior Software Engineer to support the maritime autonomy team. In this position you will work in a diverse environment that ... allows you to get into every aspect of software development, and deployment across the software ...US Citizen with the ability to obtain a SECRET clearance . + Bachelor's degree with 8 or more years… more
    Leidos (09/05/25)
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  • Software Engineer

    Virtual Service Operations (Ashburn, VA)
    Software Engineer * WFH Flexible *...Harness, Gitlab, Confluence, Jira, Agile development + DHS BI clearance + Develop test cases for testers to use ... Description Are you looking to take the next steps in your career as a Software Engineer ? Let's chat and see if we are a good match! Opportunity: Virtual Service… more
    Virtual Service Operations (10/08/25)
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  • Software Engineer II

    First Division Consulting (Quantico, VA)
    …Marine Corps' Program Executive Office Land Systems (PEO LS). An acquisition Software Engineer II involves analyzing Original Equipment Manufacturer (OEM) ... to verify product compliance with design specifications. + Collaborate on software development projects with a focus on interoperability and system evaluation.… more
    First Division Consulting (11/20/25)
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  • Software Engineer -Senior / Lead…

    Guidehouse (Mclean, VA)
    …for a federal government client. This is an exciting opportunity for a software engineer with extensive development and technical leadership experience to join ... **Job Family** **:** Software Development & Support **Travel Required** **:** Up to 10% ** Clearance Required** **:** Ability to Obtain Public Trust Guidehouse is… more
    Guidehouse (11/12/25)
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  • Software Developer / Engineer

    CACI International (Sterling, VA)
    Software Developer / Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of ... None Anticipated Posting End: 11/6/2026 CACI is seeking a Software Developer to join a multidisciplined team to work...CACI facilities in Sterling, VA or Aurora, CO * Clearance : Must have TS/SCI with poly (or be willing… more
    CACI International (10/21/25)
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  • Software Engineer SME

    Leidos (Alexandria, VA)
    …of the Decision Advantage Solutions Business Area, is currently seeking an experienced Software Engineer Subject Matter Expert (SME) for the Chinook Program. The ... Aurora, CO + St. Louis, MO + Tucson, AZ ** Clearance Level Required:** **Must have a** **Top Secret with...a Polygraph.** **Primary Responsibilities:** + Serve as the lead software engineer and technical advisor for mission… more
    Leidos (10/05/25)
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  • Senior Software Engineer (Python)…

    ICF (Reston, VA)
    …working together on the right solutions for the customer. We are looking for a seasoned Software Engineer who will be a key driver to make this happen. Our team ... solution. **The Work** We are looking for a talented Software Engineer who is eager to apply...be able to obtain and maintain a Public Trust Clearance + Candidate must reside in the US, be… more
    ICF (09/04/25)
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  • Software Engineer (TS/SCI…

    General Dynamics Information Technology (Chantilly, VA)
    …8 + years of related experience **US Citizenship Required:** Yes **Job Description:** The Software Engineer will design and develop complex new software ... **Req ID:** RQ208024 **Type of Requisition:** Regular ** Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None… more
    General Dynamics Information Technology (09/27/25)
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