• Sr. Systems Engineer

    Leidos (Fort Belvoir, VA)
    **Description** Leidos is seeking a **Sr. Systems Engineer ** to support large-scale migration and operations on a large, high-profile DOD contract. The I3TS ... partners operating in CONUS and OCONUS locations. The Sr Systems Engineer will deploy new Windows and...such as Security + or CISSP + Active DoD Top Secret /SCI **Preferred Qualifications** + Experience building… more
    Leidos (09/23/25)
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  • SIGINT Systems Engineer

    Sciolex Corporation (Chantilly, VA)
    …committed to ensuring you receive the utmost employee care. Responsibilities As the SIGINT Systems Engineer , you will help guide new and existing SIGINT programs ... well as perform the following functions as a SIGINT Systems Engineer , by using a holistic approach...Develop architecture products. Qualifications & Physical Requirements + Active Top Secret /SCI with Poly. + Bachelors in… more
    Sciolex Corporation (07/10/25)
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  • Systems Engineer

    CACI International (Sterling, VA)
    …- 5+ years of experience in Systems and/or Software Engineering - **Active Top Secret clearance with SCI eligibility.** - DoD 8570 IAT Level 2 certification ... Systems Engineer Job Category: Information Technology...- Experience integrating 3rd party applications (COTS/GOTS) into mission systems - Active TS //SCI clearance - **… more
    CACI International (08/26/25)
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  • Cyber Systems Engineer Senior

    General Dynamics Information Technology (Springfield, VA)
    …deliver. There is no challenge we can't turn into opportunity. And our work depends on TS /SCI level cleared **Cyber Systems Engineer lll - ECDS** joining our ... RQ208002 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job… more
    General Dynamics Information Technology (09/30/25)
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  • Cloud Systems Engineer (Space…

    L3Harris (Chantilly, VA)
    …cyber domains in the interest of national security. Job Title: Specialist, Space Software Systems Engineer (Space Systems ) Job Code: 29205 Job Location: ... organizations here: https://www.l3harris.com/capabilities/space Essential Functions: We are seeking a software systems engineer to join our C2 development team.… more
    L3Harris (09/27/25)
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  • Lead, Chief Systems Engineer…

    L3Harris (Dulles, VA)
    …sea and cyber domains in the interest of national security. Job Title: Lead, Chief Systems Engineer for Network Communcation Systems Job Code: 28223 Job ... available to qualified applicants Job Description: As a Lead Systems Engineer , you will lead the technical...tools/technologies + Requires the ability to obtain a DoD TS /SCI clearance Preferred Additional Skills: + Active Secret… more
    L3Harris (08/31/25)
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  • Systems Engineer

    Arena Technical Resources, LLC (Springfield, VA)
    Systems Engineer Location: Springfield, VA, US Job ID: ATR 17030 Job Description Overall Assignment Description: Expert-level Systems Engineers assist in ... accurate GEOINT. Citizenship/Clearance requirement: US Citizen with a minimum of TS /SCI Clearance Duties include: - Assists the Government in directing requirements… more
    Arena Technical Resources, LLC (07/18/25)
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  • Sr. RF Systems Engineer

    KBR (Chantilly, VA)
    Title: Sr. RF Systems Engineer Job Posting Description KBR is seeking a highly qualified Sr Radio Frequency (RF) Systems Engineer to join our team. The ... successful candidate will possess a understanding of government satellite systems , a insight into RF mission fundamentals, and the ability to perform analysis as… more
    KBR (09/23/25)
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  • C-UAS Sr Operations Systems Engineer

    Agile IT Synergy (Stafford, VA)
    …Stafford, VA (Hybrid Remote) Job Description and Responsibilities: The Counter-Unmanned Aircraft Systems (C-UAS) Senior Operations Systems Engineer will ... relevance to support C-UAS activities. The C-UAS Sr Operations Systems Engineer performing on this contract will...in lieu of required education Required Experience: + Minimum Secret Clearance + Minimum 8 years experience in supporting… more
    Agile IT Synergy (09/17/25)
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  • Senior SIGINT Systems Engineer

    KBR (Chantilly, VA)
    Title: Senior SIGINT Systems Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced ... of space defense. KBR is seeking a Senior SIGINT Systems Engineer to be part of our...development of related briefing materials Minimum qualifications: + Active TS /SCI with Polygraph + Bachelor's degree in Engineering or… more
    KBR (09/16/25)
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