• Full Stack Software Engineer - Java TS/SCI…

    Leidos (Annapolis Junction, MD)
    …+ Software Engineer Level 3 - BS and 20 or more years of experience ** Clearance Required : Must have an active TS/SCI with Polygraph.** **This posting is for ... Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At **Leidos** , we… more
    Leidos (11/22/25)
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  • Systems Integration Engineer

    Amentum (Hanover, MD)
    …as a SE in programs and contracts of similar scope, type and complexity ** Clearance Required ** : * Active TS/SCI with Poly **Minimum Education:** * Bachelor's ... the Cyber, Security, & Intel space? If so, look no further. Amentum is seeking a **Systems Integration Engineer**...make a direct impact on the Nation's security and intelligence mission. This high-performing team of systems engineers is… more
    Amentum (11/20/25)
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  • Information Systems Security Officer (ISSO)…

    Amentum (Linthicum, MD)
    …well-organized with the ability to coordinate and prioritize multiple tasks simultaneously. ** Clearance Required :** * TS/SCI with poly **Minimum Education:** * A ... the Cyber, Security, & Intel space? If so, look no further. Amentum is seeking an **Information Systems Security...make a direct impact on the Nation's security and intelligence mission. The work environment is fast-paced and sometimes… more
    Amentum (11/16/25)
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  • System Engineer 1

    Amentum (Annapolis Junction, MD)
    …Communicate with other program personnel, government overseers, and senior executives. ** Clearance Required :** * Top Secret/SCI with polygraph **Minimum ... the Cyber, Security, & Intel space? If so, look no further. Amentum is seeking a **System Engineer** to...make a direct impact on the Nation's security and intelligence mission. **Responsibilities:** * Contribute to the development of… more
    Amentum (11/01/25)
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  • Full Stack Software Engineer SME

    Leidos (Gaithersburg, MD)
    …following locations below. + Gaithersburg, MD + Alexandria, VA + Chantilly, VA ** Clearance Level Required :** Active TS/SCI and successfully pass a Polygraph ... succeed in their pursuit to protect people and critical assets. The Intelligence Production Solutions Division (IPSD), part of the Decision Advantage Solutions… more
    Leidos (11/01/25)
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  • ISSE Senior - with TS/SCI Poly

    Amentum (Columbia, MD)
    …of Federal, NSA, IC, and DoD Information Security regulations, publications, and policy ** Clearance Required :** * TS/SCI w/ Poly **Minimum Years of Experience:** ... the Cyber, Security, & Intel space? If so, look no further. Amentum is seeking a **Senior ISSE** to...make a direct impact on the Nation's security and intelligence mission. As the Senior ISSE on a dynamic… more
    Amentum (10/14/25)
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  • Automated Test Framework Software Engineer TS/SCI…

    Leidos (Annapolis Junction, MD)
    required to support quarterly PI Planning sessions in MD. + ** Clearance Required : Must have TS/SCI with Polygraph.** **Preferred Qualifications:** + ... Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At **Leidos** , we… more
    Leidos (12/27/25)
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  • System Engineer

    Belay Technologies (Columbia, MD)
    …have the following qualifications: + TS/SCI Clearance with polygraph + No demonstrated experience is required . Bachelor's in Computer Science (or related ... AEA UX team partners with developers, managers, and system engineers to keep intelligence products modern and cutting edge. The team researches and documents user… more
    Belay Technologies (12/24/25)
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  • Information Technology Customer Support Specialist

    KBR (Bethesda, MD)
    …Collaboration Tools such as MS Teams, Cisco Jabber and Cisco IP Communicator. Required Skills and Experience: + Security Clearance Requirements: Active TS/SCI ... high-end engineering and advanced technology solutions to our customers in the intelligence and national security communities. In this position, your work will have… more
    KBR (12/13/25)
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  • Senior Software Engineer - Full Stack C# Developer…

    General Dynamics Information Technology (Hanover, MD)
    **Req ID:** RQ210494 **Type of Requisition:** Regular ** Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required :** ... Development **Experience:** 1 + years of related experience **US Citizenship Required :** Yes **Job Description:** **_PERKS:_** + **This position is eligible for… more
    General Dynamics Information Technology (11/19/25)
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