• Senior Systems Engineer (S)

    SimIS Inc. (Dahlgren, VA)
    …listed position and is contingent upon award. Job Description: SimIS, Inc. seeks a Senior Systems Engineer to lead systems engineering activities for a US ... engineering including SPY Radar, Command & Decision, and Weapons Control Systems + Lead systems engineering lifecycle activities from requirements through… more
    SimIS Inc. (12/22/25)
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  • Systems Engineer Senior II

    ULTRA ELECTRONICS OCEAN SYSTEMS INC. (Chantilly, VA)
    …Job Description Ultra Maritime is searching for a highly motivated and detail oriented Lead Systems Engineer to support the development of Radar systems . ... the design, and finally through the integration and test events. The Lead Systems Engineer is expected to provide system level trade-space assessments of… more
    ULTRA ELECTRONICS OCEAN SYSTEMS INC. (12/19/25)
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  • Sr or Lead zOS Mainframe Systems

    System One (Reston, VA)
    Job Title: Senior / Lead z/OS Mainframe Systems Engineer Location: Mostly Remote (Occasional Onsite is required in Reston/DC, and Onsite Interview Required) ... 12 + months Contract-to-Hire Overview We are seeking a Senior/ Lead z/OS Mainframe Systems Engineer to support and modernize the client's mainframe platform.… more
    System One (01/03/26)
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  • Senior M&S Systems Developer (SME)

    SimIS Inc. (Norfolk, VA)
    …assignments: + Design and implement high-level architecture for NATO's next-generation M&S systems + Lead DIS protocol implementation and ensure compliance with ... Inc. is seeking a Senior Software Architect - Modeling & Simulation SME to lead the technical design and development of NATO's Next Generation M&S capability. This… more
    SimIS Inc. (12/05/25)
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  • Lead Information System Security Officer…

    General Dynamics Information Technology (Mclean, VA)
    …Security Manager (ISSM) in ensuring the unyielding security and integrity of mission-critical systems .** **The Lead ISSO will be directly responsible for the ... + years of related experience **US Citizenship Required:** Yes **Job Description:** Lead Information System Security Officer (ISSO) **GDIT is seeking a highly… more
    General Dynamics Information Technology (12/15/25)
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  • Ops Research Analysis Lead

    KBR (Chantilly, VA)
    …enterprise capabilities, directly supporting architecture planning and design for overhead systems . We lead architectural assessments and report recommendations ... Title: Ops Research Analysis Lead KBR is seeking a Senior Ops Research...Lead + Manage development, test, and validation of systems assessment methodologies and tools such as AFSIM, STK,… more
    KBR (11/26/25)
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  • Software Technical Lead

    Amentum (Herndon, VA)
    …models with Enterprise Architect + Ensure compliance and security in communication systems operations + Lead research, prototyping, and continuous improvements ... & Intel space? If so, look no further. Amentum is seeking a **Software Technical Lead ** to join our team of passionate individuals in **Herndon, VA** . In this role… more
    Amentum (10/27/25)
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  • Chief Systems Engineer

    BAE Systems (Sterling, VA)
    …improve our future and protect our freedom. We are looking for an Expert Cloud Systems Engineer to lead a team of Engineers on a technology-based program ... **Job Description** At BAE Systems , we promote a strong, collaborative culture and...all about trust, camaraderie, and a shared ambition to lead the world in defense technologies and national security… more
    BAE Systems (12/22/25)
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  • SIGINT Outreach Lead

    KBR (Chantilly, VA)
    …delivers mission-critical capabilities directly supporting intelligence-gathering missions from overhead systems . We lead architectural assessments and report ... Title: SIGINT Outreach Lead Belong. Connect. Grow. with KBR! KBR's National...contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future… more
    KBR (11/07/25)
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  • S&T Lead , DHS Cuas Systems

    Parsons Corporation (Centreville, VA)
    …**Job Description Summary** Help invent the next generation of Counter Unmanned Aerial Systems (CUAS). This position will help lead and guide science and ... work closely with both company and customer stakeholders as lead for the CUAS S&T advisory council to identify...EOIR, Radar, situational awareness, command and control and similar systems and how they counter the UAS threat. +… more
    Parsons Corporation (11/25/25)
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