• Senior Principal Cyber Security Engineer

    ManTech (Chantilly, VA)
    …advanced engineering and technical expertise across Comply-to-Connect (C2C) solutions in both classified and unclassified environments. **Responsibilities include ... You will manage and maintain appliances, applications, servers, and supporting infrastructure in both unclassified and classified environments. + You will coordinate… more
    ManTech (12/13/25)
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  • Principal Cyber Security Engineer

    ManTech (Chantilly, VA)
    …and unclassified environments. You will work alongside cyber experts to develop solutions that enhance network compliance and security posture across DoD systems. ... services + Manage and maintain appliances, applications, servers, and supporting infrastructure in both classified and unclassified environments + Coordinate with… more
    ManTech (12/13/25)
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  • Software Engineer TS/SCI (FSP)

    IBM (Chantilly, VA)
    …the norm, investigate ideas outside of your role, and come up with creative solutions resulting in ground breaking impact for a wide network of clients. Our culture ... small agile team designing, developing, and maintaining secure, scalable software solutions for government customers. The team is fast-paced, collaborative, and… more
    IBM (12/12/25)
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  • Network Engineer

    Jacobs (Chantilly, VA)
    …Experience should include application of industry standards, developing configurations, and integration of solutions into production environments. * Network ... global enterprise networks. The CAN/LAN service network architecture provides solutions for modernizing network components while supporting service delivery for… more
    Jacobs (12/12/25)
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  • Fire Protection Service Manager

    M. C. Dean (Vienna, VA)
    …Virginia, MC Dean delivers resilient, secure, and innovative power and technology solutions through engineering expertise and smart systems integration . **Why ... Intelligence . We design, build, operate, and maintain cyber-physical solutions for the nation's most mission-critical facilities, secure environments, complex… more
    M. C. Dean (12/10/25)
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  • Sprinkler Service Manager

    M. C. Dean (Vienna, VA)
    …Virginia, MC Dean delivers resilient, secure, and innovative power and technology solutions through engineering expertise and smart systems integration . **Why ... Intelligence . We design, build, operate, and maintain cyber-physical solutions for the nation's most mission-critical facilities, secure environments, complex… more
    M. C. Dean (12/10/25)
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  • Automation Consultant

    Insight Global (Reston, VA)
    …cyber security problems, coupled with demonstrated experience designing and developing enterprise solutions for large clients by providing a new approach to the ... team, presenting white papers and other solutions . We are a company committed to creating inclusive environments where people can bring their full, authentic selves… more
    Insight Global (12/09/25)
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  • Architecture Network Engineer

    Leidos (Chantilly, VA)
    …Experience should include application of industry standards, developing configurations, and integration of solutions into production environments. + Network ... global enterprise networks. The CAN/LAN service network architecture provides solutions for modernizing network components while supporting service delivery for… more
    Leidos (12/09/25)
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  • Security Engineering Lead

    ManTech (Ashburn, VA)
    …Standard Operating Procedures (SOPs) and topology diagrams for all security infrastructure components. + Leading the implementation and integration efforts ... and structural organization necessary to rapidly implement critical, high-impact security solutions that directly protect the Nation's digital borders while ensuring… more
    ManTech (12/07/25)
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  • Software Engineer

    SAIC (Chantilly, VA)
    …and intelligence markets. Our robust portfolio of offerings includes high-end solutions in systems engineering and integration ; enterprise IT, including ... and workflow processes by optimizing communication using cross domain network solutions (ie unsecure to secure network connections) in conjunction with software.… more
    SAIC (12/03/25)
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