• Network Engineer III

    William C Brown Inc (Springfield, VA)
    …Have: + Master's Degree Location Springfield Full-Time/Part-Time Full-Time Exempt/Non-Exempt Exempt Security Clearance Requirements Top Secret / SCI This ... Network Engineer III EOE Statement We are an equal...etc) + Experience with BGP, OSPF, and MPLS. + TS /SCI Security Clearance (US Citizenship required) These… more
    William C Brown Inc (06/03/25)
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  • Principal/Senior Principal Cyber Software…

    Northrop Grumman (Chantilly, VA)
    …career. Are you interested in defining possible? Northrop Grumman is seeking a Principal Software Engineer /Sr Principal Software Engineer to join our ... customers around the world. In this role, the Principal Software Engineer /Sr Principal Software ...development experience with C# + Must have an active Secret Clearance + Must work on site.… more
    Northrop Grumman (05/28/25)
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  • Senior DevSecOps Engineer

    SAIC (Arlington, VA)
    …experience. Experience may be substituted in lieu of degree. QUALIFICATIONS: + US Citizenship and Top Secret Clearance with the ability to obtain up to a ... **Description** SAIC is seeking an experienced DevSecOps Engineer in Arlington, VA to support our United... TS /SCI + Proven background working in DevOps … more
    SAIC (06/07/25)
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  • Software Engineer Staff

    Lockheed Martin (Springfield, VA)
    …to fully utilize modern HPC systems\. We are seeking a mid\-career level HPC Software Engineer that will work in a High Performance Computing \(HPC\) Research ... security clearance , you must be a US Citizen for consideration\. ** Clearance Level:** TS /SCI w/Poly **Other Important Information You Should Know**… more
    Lockheed Martin (07/12/25)
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  • Sr Principal Engineer Software

    Northrop Grumman (Chantilly, VA)
    …in defining possible? **Northrop Grumman Mission Systems** is seeking a **Sr Principal Software Engineer ** to join our team! This position will primarily be ... global security environments, Northrop Grumman brings informed insights and software -secure technology to enable strategic planning. We're looking for...PhD + Ability to obtain and maintain at DoD TS /SCI Security Clearance (US citizenship is a… more
    Northrop Grumman (07/08/25)
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  • Principal Network Systems Engineer

    Saliense Consulting (Arlington, VA)
    …considered and must be eligible to obtain a Top Secret clearance . The Principal Network Systems Engineer will be responsible for leading day-to-day ... now hiring a Senior Technical Consultant (Principal Network Systems Engineer ) to join our team in support of our...(DoD 8570 IAT Level II Computing Environment Cert) + Top Secret Clearance Saliense Consulting… more
    Saliense Consulting (07/07/25)
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  • Network Engineer

    ManTech (Norfolk, VA)
    … Secret clearance with the ability to obtain and maintain an active Top Secret / SCI security clearance **Physical Requirements:** + Must be able to ... **MANTECH** seeks a motivated, career and customer-oriented **Network Engineer ** to join our team in **Norfolk, Va.**...implementing and integrating cross domain solutions at both the Secret and TS levels + Computing Environment/Operating… more
    ManTech (07/18/25)
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  • Red Team Engineer

    Parsons Corporation (Centreville, VA)
    …security role. + Familiarity with threat modeling and risk assessment methodologies. **Security Clearance Requirement:** An active Top Secret security ... or a related field and a minimum of 10 years of related experience + TS Clearance + Proven experience in device exploitation, penetration testing, or a related… more
    Parsons Corporation (05/10/25)
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  • AI/ML Engineer

    Parsons Corporation (Centreville, VA)
    …days a week + Mandatory Attendance at quarterly PI Planning events (MD/VA) **Security Clearance Requirement:** An active Top Secret SCI w/Polygraph security ... are looking to hire a highly motivated hybrid **AI/ML Engineer ** who brings a robust skill set in data...lieu of degree. + US Citizen with Active security clearance ( TS SCI w/CI Poly) + Prior… more
    Parsons Corporation (06/07/25)
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  • Senior Reverse Engineer - Firmware/Hardware

    Parsons Corporation (Centreville, VA)
    …manage a team of engineers + Experience with RVTM, FAT, Acceptance Testing **Security Clearance Requirement:** An active Top Secret SCI security clearance ... Description:** Parsons is looking for an amazingly talented **Hardware** ** Engineer ** to join our team! In this role you...advanced security techniques **Required Qualifications:** + **Must have a TS /SCI clearance ** + Have a Bachelor's degree… more
    Parsons Corporation (05/14/25)
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