• Senior Electrical Engineer

    Parsons Corporation (Centreville, VA)
    …to collaborate effectively across departments. **Security Clearance Requirement:** An active Top Secret SCI w/Polygraph security clearance is required for ... the next level? Parsons is seeking an exceptionally talented ** Senior Data Center Electrical Engineer ** to join...excel in this role, you will need: + **Active TS /SCI with Polygraph Clearance:** A must-have for this position.… more
    Parsons Corporation (12/19/25)
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  • 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: 32689 ... of 6 years of prior related experience. + Active Top Secret /SCI with CI Poly clearance required....of proven experience delivering daily stand-up operational briefings to senior stakeholders and mission partners. Preferred Additional Skills: .… more
    L3Harris (01/10/26)
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  • Network / Communications Engineer (Full…

    Parsons Corporation (Reston, VA)
    …with VSAT systems and training methodologies. **Security Clearance Requirement:** An active Top Secret SCI security clearance is required for this position.​ ... **Job Description:** Parsons is looking for an amazingly talented **Network / Communications Engineer ** to join our team! In this role you will get to research,… more
    Parsons Corporation (12/24/25)
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  • Senior Security Systems Engineer…

    Cydecor, Inc. (Dahlgren, VA)
    …Environment (CE) training within six (6) months of hire. Security Clearance: + Active Top Secret or higher required (SCI eligibility preferred). + Any Validator ... to Excellence, what separates us. Job Description: Cydecor is seeking a Senior Security Systems Engineer to support cybersecurity and systems engineering… more
    Cydecor, Inc. (12/21/25)
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  • Machine Learning Engineer - Senior

    SOS International LLC (Chantilly, VA)
    Chantilly, VA, USA Full-time FLSA Status: Exempt Clearance Requirement: Top Secret SCI w/ Poly **Company Description** Founded in 1989, SOSi is among the largest ... Description** **Overview** SOSi is seeking a skilled Machine Learning Engineer to support a US government customer in Chantilly,...job you will work with other talented data scientists, software developers, and SMEs to apply the best practices… more
    SOS International LLC (11/21/25)
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  • Senior DevSecOps Engineer - Cloud

    UIC Government Services and the Bowhead Family of Companies (Arlington, VA)
    **Overview** SENIOR DEVSECOPS ENGINEER - CLOUD (NAUT):...be able to maintain a security clearance at the Top Secret level with SCI eligibility and ... Bowhead seeks a Senior DevSecOps Engineer - Cloud to support our customer on the...development teams to implement security best practices throughout the software development lifecycle + Monitor and respond to security… more
    UIC Government Services and the Bowhead Family of Companies (10/31/25)
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  • Senior Systems Engineer Tier III

    UIC Government Services and the Bowhead Family of Companies (Quantico, VA)
    …/SCI level with Counter Intelligence Polygraph. US Citizenship is a requirement for Top Secret clearance at this location. \#LI-KC1 Applicants may be subject ... **Overview** SENIOR SYSTEMS ENGINEER | TIER III...and regulations. + Install, configure, and maintain operating systems, software , and hardware for critical infrastructure. + Develop and… more
    UIC Government Services and the Bowhead Family of Companies (01/09/26)
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  • Senior Circuit Engineer

    TekSynap (Arlington, VA)
    …+ Bachelor's Degree in Related Field + Clearance: Must possess a Top Secret /SCI clearance **Overview** We are seeking a Senior Circuit Engineer to ... perception, and ability to adjust focus. **WORK AUTHORIZATION/SECURITY CLEARANCE** US Citizen Top Secret /SCI clearance **OTHER INFORMATION** Please note this job… more
    TekSynap (01/06/26)
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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...ability to adjust focus. **WORK AUTHORIZATION/SECURITY CLEARANCE** US Citizen Top Secret clearance **OTHER DUTIES** Please note… more
    TekSynap (12/11/25)
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  • Space Acquisition Systems Engineer

    Sciolex Corporation (Chantilly, VA)
    …the next generation of space and ground systems, architectures, and hardware and software solutions. The Space Acquisition Systems Engineer will serve as the ... employee care. Responsibilities We are looking for a Space Acquisition Systems Engineer to provide systems engineering and technical advisory services to a rapidly… more
    Sciolex Corporation (01/07/26)
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