• Integrated Naval Combat Systems Engineer

    HII (Virginia Beach, VA)
    …in system testing, troubleshooting, and maintenance of complex electronic/network systems Credentials + US Citizen + Current or Active DoD Secret Clearance ... Type: Full Time/Salaried/Exempt Anticipated Salary Range: $68,050.00 - $90,001.60 Security Clearance: Secret Level of Experience: Mid This opportunity resides… more
    HII (01/13/26)
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  • (DoD SkillBridge), Specialist, Systems

    L3Harris (Ashburn, VA)
    …the space, air, land, sea and cyber domains in the interest of national security . Job Title: Specialist, Systems Engineer Job Code: 30227 Job Location: Ashburn, ... complex systems . Essential Functions: + Individually contributes to hands-on system integration and testing activities for a complex hardware/software system more
    L3Harris (12/31/25)
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  • System Operations/Administrator

    Sciolex Corporation (Chantilly, VA)
    …Directory. Deploy software updates, patches, and security fixes to desktop systems . Conduct regular system backups and data recovery operations. Maintain and ... assistance to end-users for hardware, software, and network-related issues. Monitor system performance and security , ensuring compliance with organizational… more
    Sciolex Corporation (01/13/26)
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  • Physical Security Specialist (Industrial…

    Huntington Ingalls Industries (Alexandria, VA)
    …in managing complex security projects and implementing large-scale physical security systems . Strong analytical, organizational, and communication skills. * ... related to physical security . Manage contractor and vendor relationships for security -related services and system installations. * Serve as a subject matter… more
    Huntington Ingalls Industries (12/04/25)
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  • Senior Cyber Security Engineer

    ManTech (Chantilly, VA)
    …, and virtualized systems . + Strong understanding of Windows and Linux systems , operating system security principles, TCP/IP networking, 802.1x, and core ... **MANTECH** seeks a motivated, career and customer-oriented **Senior Cyber Security Engineer** to join our team in **Chantilly, VA.** This role supports a… more
    ManTech (12/13/25)
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  • Security Officer - Dispatch Desk Specialist

    Allied Universal (Mclean, VA)
    …and communications as required by site procedures. + Assist in monitoring surveillance systems , alarms, and other security -related technology to help to deter ... Allied Universal(R), North America's leading security and facility services company, offers rewarding careers that provide you a sense of purpose. While working in a… more
    Allied Universal (01/15/26)
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  • Cyber Analyst - ConMon

    Leidos (Alexandria, VA)
    …lifecycle. + Conduct continuous assessments of security controls, perform automated/manual security control monitoring of information systems and provide ... monitoring authorized IT systems (re-authorization and new systems ) throughout their lifecycle for security posture...is $70,000/year** . Responsibilities: + Analyze proposed or actual system changes to determine security impact, and… more
    Leidos (12/30/25)
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  • Security Officer - Dispatch with Secret…

    Allied Universal (Mclean, VA)
    …the security organization and the wider business to understand information requirements, deliver timely analysis, and present key insights to internal ... Allied Universal(R), North America's leading security and facility services company, offers rewarding careers...platforms and applications + Monitor access control and CCTV systems for alarms and see to appropriate response +… more
    Allied Universal (11/27/25)
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  • Cyber Security Engineering Specialist III

    William C Brown Inc (Springfield, VA)
    …in the Joint Incident Management System (JIMS), Incident Case Management System (ICMS), and/or other authorized reporting systems as directed + Develops, ... Cyber Security Engineering Specialist III EOE Statement We are...Documents actions taken and analysis in the authorized ticketing system to a level of detail where the actions… more
    William C Brown Inc (12/19/25)
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  • Linux System Administrator

    Nightwing (Arlington, VA)
    … for acceptable performance and user accessibility, establish back-ups, and monitor systems security . - Troubleshoot and resolve complex storage problems across ... Windows, MacOS. **Required Education:** BS Computer Science, Computer Engineering, Computer Information Systems , Computer Systems Engineering or related… more
    Nightwing (11/26/25)
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