• Senior Cybersecurity Engineer - SLBM

    Imagine One Technology & Management (Dahlgren, VA)
    …to meet emerging threats. 3. Performing analysis of cybersecurity, intelligence and information technology policy gaps for combat systems . 4. Performing ... Imagine One Technology & Management, Ltd. is seeking four (4) ** Senior Cybersecurity Engineers** with specific experience working with Submarine-Launched Ballistic… more
    Imagine One Technology & Management (12/24/25)
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  • Technical Writer, Senior

    CACI International (Sterling, VA)
    Technical Writer, Senior Job Category: Engineering and Technical Support Time Type: Full time Minimum Clearance Required to Start: None Employee Type: Regular ... * CACI is currently looking for a motivated, career and customer-oriented Senior Level -Technical Documentation Writer with Agile methodology experience to join our… more
    CACI International (11/12/25)
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  • Senior Network Engineer

    Nightwing (Sterling, VA)
    Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' ... community, defense, civil, and commercial markets. We're seeking a skilled ** Senior Network Engineer** to support implementation and sustainment of enterprise… more
    Nightwing (12/16/25)
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  • Senior Capture Manager

    Lockheed Martin (Herndon, VA)
    …company for opportunities valued at $100M to $2B across military, civil, national security and commercial space markets\. This person will be deployed to the ... to lead capture teams and realize significant growth\. The Senior CM will lead a team consisting of business...in aerospace and defense and across military, civil, national security and commercial space customer markets, and previous relevant… more
    Lockheed Martin (01/17/26)
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  • Security Manager (Hybrid/Need To Be Local…

    General Dynamics Information Technology (Fairfax, VA)
    …embedded into every aspect of what we do. Join our team at GDIT as an ** Information Security Analyst Senior Principal** to support the Department of State ... **Job Family:** Cyber and IT Risk Management **Skills:** Assessment & Authorization (A&A), Information Security Operations, Information System Security more
    General Dynamics Information Technology (12/14/25)
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  • Senior Vetting & Analysis Analyst

    CACI International (Vienna, VA)
    Senior Vetting & Analysis Analyst Job Category: Finance and Accounting Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular ... * * **The Opportunity:** Step into a pivotal role supporting the Transportation Security Administration's (TSA) Intelligence and Analysis (I&A) office as a Vetting &… more
    CACI International (01/10/26)
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  • Senior UNIX System Engineer w/Secret…

    TekSynap (Radford, VA)
    …operating procedures, and policies. + Perform system hardening and report on security and operational status. + Identify system improvements and lead new ... QUALIFICATIONS** **Experience** + Five (5) years as a UNIX Systems Administrator or IT Engineer, including task automation. +...of experience in patch management (YUM, RPM) and applying security updates. + Three (3) years working in complex… more
    TekSynap (10/25/25)
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  • Senior Signal Processing Engineer

    Leidos (Arlington, VA)
    …and dissemination systems . Duties may include **designing, developing, and analyzing systems for the extraction of information from signal sensors** . You ... growing enterprise - protecting the warfighter and our national security against ever-adapting threats** . Due to success of...San Diego, CA) currently has an opening for a ** Senior Signal Processing Engineer** . As a LInC EW… more
    Leidos (01/16/26)
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  • Senior Experimental Photonics Scientist

    Leidos (Arlington, VA)
    **Description** We are looking for a Senior Experimental Photonics Scientist to join The Leidos Quantum Incubator. In this role, you'll be responsible for overseeing ... has strong experimental skills. We are looking for a senior scientist who wants to help mature new technologies...and oversee/maintain current lab hardware. + Use photonic probing systems and free space optics to conduct detailed testing… more
    Leidos (01/06/26)
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  • Physicist - Senior

    SOS International LLC (Reston, VA)
    …deliver tailored solutions, tested leadership, and trusted results to enable national security missions worldwide. **Job Description** Overview SOSi is seeking a ... Senior level Physicist (Scientific Support) to provide technical and...leader audiences, formulating presentations for reviews and requests for information . **Qualifications** Minimum Requirements + BA degree in relevant… more
    SOS International LLC (11/21/25)
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