• Computer/ Software Engineer Intern…

    Sierra Nevada Company, LLC (Herndon, VA)
    …after end of internship + The ability to obtain and maintain a Secret US Security Clearance is required + Computer programming skills, preferably C, C++, Python, ... provides affordable, turn-key command/control, communications, integrated ISR, force protection and security solutions worldwide. The MST team has a long legacy of… more
    Sierra Nevada Company, LLC (09/17/25)
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  • Software Engineer - Air Traffic…

    Noblis (Richmond, VA)
    …infrastructure modernization efforts, aligning technology implementation with strategic resilience, security , and mission assurance objectives. Noblis is seeking an ... experienced and highly motivated ** Software Engineers** to join our team. This role is...+ Ensure systems are patched and compliant with Windows security best practices. + Troubleshoot complex issues independently and… more
    Noblis (08/08/25)
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  • Information Security Engineer…

    Lumen (Richmond, VA)
    …world and shape the future. **The Role** Black Lotus Labs is seeking a Principal Security Engineer on the Research & Analysis team. This team leverages Lumen's ... + Spearhead thought leadership initiatives by leading Black Lotus Lab's voice at security conferences and internal executive briefings. **What We Look For in a… more
    Lumen (08/30/25)
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  • Vulnerability Researcher: All Levels (Applicants…

    Cipher Tech Solutions (Vienna, VA)
    …their research. Requirements: + MUST be a US citizen + Must hold a US government security clearance at the TS Level or higher at time of application + Must ... independently as a Vulnerability Researcher to identify flaws in software . The candidate must be familiar with the latest...required by federal, state, and local law requirements. Important Security Clearance Information: Be aware that you… more
    Cipher Tech Solutions (08/25/25)
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  • C++ Software Engineer (DC, NoVA)

    Stellar Science (Vienna, VA)
    …benefits. US Citizenship required + willingness to undergo a background investigation. Active Security Clearance is a plus. Positions are in Tysons Corner, VA ... Stellar Science is seeking several modern C++20/23 Software Engineers with three or more years of industry experience creating reusable, maintainable code solving… more
    Stellar Science (08/07/25)
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  • Site Reliability Engineer II - CTJ - Poly

    Microsoft Corporation (Reston, VA)
    …engineering, or systems administration + OR equivalent experience. **Other Requirements:** + Security Clearance Requirements: Candidates must be able to meet ... most critical customers? We're looking for a **Site Reliability Engineer II** with the right mix of software...: This position requires successful verification of the stated security clearance to meet federal government customer… more
    Microsoft Corporation (09/20/25)
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  • ISSE with DoD Top Secret Clearance

    Watershed Security (Norfolk, VA)
    …Watershed Security is seeking a highly skilled and motivated Information Systems Security Engineer to join our team supporting the Naval Information Warfare ... and ACAS servers. + Responsible for building, maintaining, and patching all ePO, Security Center, and Nessus servers. + Provides Security Center accounts for… more
    Watershed Security (08/01/25)
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  • Senior Security Engineer

    GovCIO (Alexandria, VA)
    …referral to this job (https://careers-govcio.icims.com/jobs/6641/senior- security - engineer /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** ... cost-benefit analyses to determine whether requirements are best met by manual, software , or hardware functions; making maximum use of commercial off-the-shelf or… more
    GovCIO (09/07/25)
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  • DevSecOps Environment Engineer , Senior…

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    …The DevSecOps Environment Engineer is a professional who integrates security practices into the software development lifecycle, ensuring applications and ... Engineer within our Intel sector advancing the national security mission through cutting edge technology. You must have...degree and/or 5 to 8 years of experience . Security Clearance : Active TS/SCI with the ability… more
    CGI Technologies and Solutions, Inc. (09/18/25)
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  • Principal /Sr. Principal Cyber Systems…

    Northrop Grumman (Fairfax, VA)
    …Principal Cyber Systems Engineer level. **Basic Qualifications for a Principal Cyber Systems Engineer :** + A security clearance is not required at the ... and training to individuals and groups. **Basic Qualifications for a Senior Principal Cyber Systems Engineer :** + A security clearance is not required at the… more
    Northrop Grumman (08/22/25)
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