• Program Security Officer

    KBR (Reston, VA)
    Title: Program Security Officer ( Modeling and Simulation) Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end ... of space defense. Key Responsibilities: KBR is seeking a Program Security Officer to support...Officer to support a multi-disciplinary team that provides modeling , simulation, and analysis (MS&A) support to the Defense… more
    KBR (10/24/25)
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  • Joint Operational Logistics Analyst/Subject Matter…

    KBR (Reston, VA)
    Title: Joint Operational Logistics Analyst/Subject Matter Expert ( Modeling & Simulation) Belong. Connect. Grow. with KBR! KBR's National Security Solutions team ... and advanced technology solutions to our customers in the intelligence and national security communities. In this position, your work will have a profound impact on… more
    KBR (10/31/25)
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  • Senior Information System Security

    Leidos (Annapolis Junction, MD)
    …**Leidos** has a new and exciting opportunity for a Senior Information System Security Officer in our **National Security Sector's (NSS) Cyber ... more. **Join us and make a difference in National Security !** **Senior Information System Security Officer...and methodologies, preferably on a large software or IT program . + Demonstrated experience performing day-to-day security more
    Leidos (09/06/25)
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  • Information Systems Security Officer

    Leidos (Fort Meade, MD)
    **Description** **Leidos** has a new and exciting opportunity for an **Information Systems Security Officer (ISSO)** in our **National Security Sector's ... more. **Join us and make a difference in National Security !** **Job Summary:** Our LOE program provides...a self-starting, motivated individual to be an Information System Security Officer supporting Signals Analysis Division with… more
    Leidos (10/28/25)
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  • Information Systems Security Officer

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for an **Information Systems Security Officer (ISSO)** in our **National Security Sector's ... robust security measures and compliance frameworks. This multi-year, high-impact program supports our customer site in Annapolis Junction, MD, focusing on the… more
    Leidos (09/10/25)
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  • Information Security Professionals ISSO…

    Leidos (Annapolis Junction, MD)
    …Junction, Linthicum and Ft. Meade, MD. **ISSO Job Summary:** The Information System Security Officer (ISSO) is integral to our mission of safeguarding our ... of security policies and enterprise solutions. + Assess and mitigate system security threats and risks throughout the program life cycle, contributing to … more
    Leidos (10/18/25)
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  • Program Director - High Performance…

    General Dynamics Information Technology (Fairfax, VA)
    …Obtain:** None **Public Trust/Other Required:** None **Job Family:** Program Delivery and Execution **Skills:** Employee Management,High-Performance Computing (HPC) ... Systems,Leadership, Program Management,Project Management **Experience:** 15 + years of related...over time to keep pace with NOAA's growing environmental modeling needs. We are looking for individuals to join… more
    General Dynamics Information Technology (10/04/25)
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  • Nuclear Command, Control, and Communications…

    BOOZ, ALLEN & HAMILTON, INC. (Alexandria, VA)
    …Command, Control, and Communications ( NC3 ) . What You'll do: + Provide expert modeling and simulation, acqui sit ion, and program support toward future NC3 ... and performance improvement opportunities. + E nga ge in modeling and simulation activities, alternative architectures assessment such as... management of NC3 capab ilities in a DoD Program Office, Program Executive Officer 's… more
    BOOZ, ALLEN & HAMILTON, INC. (11/09/25)
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  • Senior Associate Systems Engineer

    L3Harris (Springfield, VA)
    …Technologies is seeking a Watch Officer to support a critical National Security Program . The successful candidate will join a high-performing team of ... sea and cyber domains in the interest of national security . Job Title: Senior Associate, Systems Engineer - Watch.... Job Title: Senior Associate, Systems Engineer - Watch Officer (Active TS/SCI w/CI Poly Required) Job Code: 25423… more
    L3Harris (10/15/25)
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  • Satellite Wideband Communications Analyst…

    Serco (Arlington, VA)
    …is contingent upon your ability to maintain and transfer your ACTIVE TS/SCI Security clearance** **In this role, you will:** + Support in developing recommendations ... any other applicable guidance and direction. + Support the designated Requirements Officer (RO) with all requirements liaison and collaboration activities with other… more
    Serco (11/11/25)
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  • Senior Data Architect

    Chenega Corporation (Arlington, VA)
    …documenting database architectures via database architectural strategies at the modeling , design and implementation stages + Experience developing database solutions ... designing proposed system; defining database physical structure and functional capabilities, security , back-up, and recovery + Experience with using ETL (extract,… more
    Chenega Corporation (10/02/25)
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