• Sr . ISSE TS/SCI Poly

    Leidos (Annapolis Junction, MD)
    …Polygraph up front. Unfortunately, no exceptions. Leidos has an exciting opportunity for a Senior Security Engineer to join a high performing agile team using ... Engineering, and Integration teams to ensure that the hardware and software architecture and implementation meets security requirements. + Analyzing and assessing… more
    Leidos (12/15/25)
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  • Senior Digital Verification Engineer

    Huntington Ingalls Industries (Fort Meade, MD)
    …Anticipated Salary Range: $116,245.00 - $190,900.00 Security Clearance: TS/SCI with Poly Level of Experience: Senior This opportunity resides with ... threats. Our capabilities in cybersecurity, network architecture, reverse engineering, software and hardware development uniquely enable us to support sensitive… more
    Huntington Ingalls Industries (10/09/25)
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  • Senior Applications Engineer w/…

    BigBear.ai (Columbia, MD)
    Overview BigBear.ai is seeking a Senior Application Engineer to design, develop, and support high-value applications for multiple teams, ensuring seamless ... security, and scalability. What you will do + Designs software tools and subsystems to support software ...experience and a Doctorate's Degree. + Clearance:TS/SCI with a Poly + Typescript JavaScript, Python + CI/CD tools and… more
    BigBear.ai (11/20/25)
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  • Senior Specialist, Information Security…

    L3Harris (Palm Bay, FL)
    …sea and cyber domains in the interest of national security. Job Title: ​ Senior Specialist, Info Security Sys Engineering Job Code: 30719 Job Location: Palm Bay, ... Application Security and Development STIG compliance, and navigate DoD software selection and approval processes for COTS, GOTS, and...prior related experience. + Must possess a TS/SCI CI Poly . + Must be able to obtain and maintain… more
    L3Harris (11/01/25)
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  • Senior Test Engineer - Active TS/SCI…

    ENS Solutions (Washington, DC)
    …have an Active TS/SCI Clearance; willingness to obtain and maintain a CI Poly . Benefits Essential Network Security (ENS) Solutions, LLC is a service-disabled veteran ... competency area of Identity, Credential and Access Management (ICAM), Software Development, Cyber and Network Security, System Engineering, Program/Project… more
    ENS Solutions (12/11/25)
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  • Principal/ Sr Principal Engineer

    Northrop Grumman (Jessup, MD)
    …in Linthicum / Annapolis Junction, MD.** _This position can be filled as a Principal Engineer Software Systems or Sr . Principal Engineer Software ... the necessary US Government security clearance per customer's requirements Basic Qualifications For Sr . Principal Engineer Software Systems ( Software more
    Northrop Grumman (12/05/25)
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  • Principal/ Sr . Principal Software

    Northrop Grumman (Colorado Springs, CO)
    …are not only part of history, they're making history. Northrop Grumman is seeking a Sr Principal Software Engineer to work on-site at Schriever SFB, near ... for all NOPS (NRO Operations Squadron) missions. The FROST Software team works in a state-of-the-art dynamic environment to...Schriever SFB, near Colorado Springs, CO** + **TS/SCI CI poly -** Open to candidates without an active … more
    Northrop Grumman (12/09/25)
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  • Senior Service Engineer - CTJ…

    Microsoft Corporation (Reston, VA)
    **Overview** Microsoft has an exciting opportunity for a Senior Service Engineer to join the Azure Silver and Sovereign Team as part of the Cloud Transfer ... or related field AND 3+ years technical experience in software engineering, network engineering, service engineering, systems engineering, or industrial… more
    Microsoft Corporation (12/11/25)
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  • Messaging Services - Systems Engineer

    General Dynamics Information Technology (Annapolis Junction, MD)
    …None **Job Family:** IT Infrastructure and Operations **Skills:** Complex Systems, Software Systems,Systems Design **Certifications:** CompTIA Security+ CE | CompTIA ... **US Citizenship Required:** Yes **Job Description:** Messaging Services - Systems Engineer Deliver simple solutions to complex problems as a Messaging Services… more
    General Dynamics Information Technology (12/19/25)
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  • Network Engineer - TS/SCI w/ Poly

    General Dynamics Information Technology (Annapolis Junction, MD)
    …your engineering expertise along with a drive for innovation to GDIT. The Network Engineer Senior must have: * Education: Bachelor of Arts/Bachelor of Science * ... and must have a strong understanding of network security compliance and software -defined networking (SDN) practices. The engineer will also be responsible… more
    General Dynamics Information Technology (10/14/25)
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