• Senior Associate Systems Engineer

    L3Harris (Springfield, VA)
    …in the interest of national security. Job Title: Senior Associate, Systems Engineer - Watch Officer (Active TS /SCI w/CI Poly Required) Job Code: 25423 ... and simulation tools to analyze satellite operations and predict system behavior under various scenarios. . Provide critical assistance...of 6 years of prior related experience. + Active Top Secret /SCI with CI Poly clearance required.… more
    L3Harris (10/15/25)
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  • Specialist, Integration/Test Engineer…

    L3Harris (Ashburn, VA)
    …In lieu of a degree, a minimum of 8 years of prior related experience. + Top Secret or TS /SCI Clearance. + 4+ years' experience Working knowledge of ... flight test engineer to support our portfolio of Unmanned Aircraft Systems (UAS). You will be responsible for planning/coordinating, participating in and leading… more
    L3Harris (12/03/25)
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  • Specialist, Field Flight Test Engineer

    L3Harris (Ashburn, VA)
    …and a minimum of 8 years of prior related experience. + Active US DOD TOP SECRET or TS /SCI security clearance. Onboarding is contingent upon clearance ... Evaluation team supporting our family of autonomous unmanned aircraft systems (UAS). The FSR plays a critical hands-on role...for OCONUS travel (~1 week/year). + Active US DOD TOP SECRET security clearance which requires US… more
    L3Harris (11/06/25)
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  • Ground Development Lead Software Engineer…

    Northrop Grumman (Chantilly, VA)
    …Qualifications (must have/required to be considered)** : + Requires an active Top - Secret ( TS )/Sensitive Compartmented Information (SCI) clearance [ TS ... Systems is seeking a _Ground Development lead_ _Software Engineer - level 5 to_ join our team of...geographically diverse development team (4 remote unclassified teams + 2 on-site classified teams) to produce quarterly product increments… more
    Northrop Grumman (12/09/25)
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  • Information Systems Security…

    Parsons Corporation (Fort Belvoir, VA)
    …+ Experience in engineering cross-domain solutions **Security Clearance Requirement:** An active Top Secret SCI security clearance is required for this ... and risk treatment decisions **What Required Skills You'll Bring:** + Active TS /SCI clearance + BA/BS in Information Security System Engineering, Information… more
    Parsons Corporation (12/25/25)
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  • ADC Engineer , Controls Fleet

    Amazon (Herndon, VA)
    …Ruby, Bash, Shell, or equivalent - Current, active US Government Security Clearance of Top Secret with SCI eligibility or above Preferred Qualifications - 3+ ... and Linux environments with a passion for building and maintaining highly-available systems and services at massive scale? The Controls Fleet team is responsible… more
    Amazon (12/05/25)
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  • AWS Engineer

    Koniag Government Services (Vienna, VA)
    …delivering efficient solutions to support existing IT application software on Unclassified, Secret and Top Secret enclaves. **Essential Functions, ... a Koniag Government Services company, is seeking an AWS Engineer with a TS /SCI security clearance to...Public Law 88-352_** **Job Details** **Job Family** **Software and Systems Development** **Job Function** **Software QA Engineer **… more
    Koniag Government Services (12/10/25)
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  • Senior System Engineer

    TekSynap (Fort Belvoir, VA)
    …Cisco Certified Network Professional Switching (CCNP) + Cisco Certified Network Associate (CCNA) **Clearance** Top Secret - IT-I (Tier 5) must be able to attain ... SCI andHCS/G/NATO read-on/access. **Overview** We are seeking a Senior System Engineer to join TekSynap in delivering innovative, mission-focused IT solutions… more
    TekSynap (12/11/25)
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  • Cyber Engineer

    Leidos (Reston, VA)
    …Senior Officials **Requirements and Qualifications:** * Candidates for consideration must possess an active TS /SCI, or a Top Secret clearance with a current ... Area at Leidos has an opening for a **Cyber Engineer in Reston, Virginia** to support a fast-paced team...SSBI, and be eligible to obtain a TS /SCI w/ poly level clearance. US Citizenship is required.… more
    Leidos (12/25/25)
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  • Digital Signal Processing Engineer - Mid…

    Parsons Corporation (Chantilly, VA)
    …active TS /SCI w/polygraph is preferred **Security Clearance Requirement:** An active Top Secret SCI security clearance is required for this position.​ This ... Corporation, is seeking qualified candidates to fill a Digital Signal Processing Engineer (DSP) positions at our headquarters in Chantilly, VA. We are currently… more
    Parsons Corporation (10/21/25)
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