• Information Systems Security Officer…

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    …years of experience. * Security Clearance: Candidates must possess an active TS / SCI clearance with polygraph. * Technical Expertise: Strong knowledge of ... ** Information Systems Security Officer (ISSO), Journeyman**...relevant regulations. ISSOs play a critical role in protecting sensitive data and maintaining the overall security more
    CGI Technologies and Solutions, Inc. (09/17/25)
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  • Security Engineer

    CACI International (College Park, MD)
    …including firewalls, intrusion detection/prevention systems (IDS/IPS), endpoint protection, and security information and event management (SIEM) tools. . ... Security Engineer Job Category: Information Technology...Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: Regular Percentage… more
    CACI International (11/08/25)
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  • Network Based System Analyst

    Node.Digital (Arlington, VA)
    Network-Based System Analyst Location: Arlington, VA Must have an active Top Secret Security Clearance Node provides remote and onsite advanced technical ... information collected from a variety of sources to monitor network activity and analyze it for evidence of...Skills: - US Citizenship - Must have an active TS / SCI clearance - Must be able to… more
    Node.Digital (11/19/25)
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  • Specialist, Systems Engineering - Battlespace…

    L3Harris (Springfield, VA)
    …years' experience with astrodynamics tools such as STK, GMAT, and/or ODTK. + Active Top Secret Clearance with CI Poly required. Preferred Additional Skills: + ... security . Job Title: Specialist, Systems Engineering - Battlespace Awareness Operator (Active TS / SCI with CI Poly Required) Job Code: 28254 Job Location:… more
    L3Harris (09/05/25)
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  • Senior Applications Developer

    UIC Government Services and the Bowhead Family of Companies (Arlington, VA)
    … CLEARANCE REQUIREMENTS: Must be able to maintain a security clearance at the Top Secret level with SCI eligibility and maintain SAP eligibility. Due to ... issues and implement preventive measures + Design and implement comprehensive security controls throughout the application development lifecycle + Participate in… more
    UIC Government Services and the Bowhead Family of Companies (10/31/25)
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  • Lead Software Infrastructure Engineer T5

    CACI International (Sterling, VA)
    …best practices to continuously improve infrastructure capabilities. **Qualifications:** _Required:_ + Top Secret Clearance required with SCI eligibility ... Information Technology Time Type: Full time Minimum Clearance Required to Start: Top Secret Employee Type: Regular Percentage of Travel Required: Up to 10%… more
    CACI International (11/12/25)
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  • Lab Manager III

    ARSIEM (Arlington, VA)
    …: Must have an active Secret clearance and be able to obtain a TS / SCI clearance. Must be able to obtain DHS Suitability. Candidate Referral : Do you ... systems for acceptable performance and user accessibility, establish back-ups, and monitor systems security + Troubleshoot and resolve complex storage problems… more
    ARSIEM (11/13/25)
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  • Lab Manager II

    ARSIEM (Arlington, VA)
    …: Must have an active Secret clearance and be able to obtain a TS / SCI clearance. Must be able to obtain DHS Suitability. Candidate Referral : Do you ... across Windows, macOS, Linux/Unix, and other operating systems and virtual environments + Monitor Red Hat platforms' security and health, create and maintain… more
    ARSIEM (11/12/25)
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  • Linux System Administrator

    Nightwing (Arlington, VA)
    …and vulnerabilities. **Required Skills:** - US Citizenship - Must have an active DoD Secret clearance, TS / SCI clearance is preferred. - Must be able ... systems administration, technical support, upgrades, patching and troubleshooting services. - Monitor RedHat platforms security and health, create and maintain… more
    Nightwing (08/28/25)
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  • Lab Manager - 2 years experience

    BCMC (Arlington, VA)
    …them as they occur Required Skills: - US Citizenship - Must have an active DoD Secret clearance, TS / SCI clearance is preferred - Must be able to obtain ... systems for acceptable performance and user accessibility, establish back-ups, and monitor systems security - Troubleshoot and resolve complex storage problems… more
    BCMC (08/26/25)
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