• Senior Information Systems Security…

    Amentum (Warrenton, VA)
    …**Responsibilities:** The duties and responsibilities of the **Senior Information System Security Engineer (ISSE)** include, but are not limited to, the following: + ... ability to conduct research for designing, integrating, and implementing security controls into current and future products/systems thus ensuring these systems can… more
    Amentum (01/09/26)
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  • ACAS Engineer - Active Top Secret Clearance…

    ENS Solutions (Reston, VA)
    …to enable secure and reliable operations of enterprise computer systems. Engineer , design, develop, and implement enterprise network cyber defense capabilities to ... a small integrated team, and potentially lead a task, project , or team. Ensure project completion and...anti-virus capabilities, Linux or UNIX command line, and access control lists. Requirements + 4+ years of experience with… more
    ENS Solutions (12/27/25)
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  • Illumio Zero Trust Segmentation Platform…

    ENS Solutions (Reston, VA)
    …leadership. We are seeking an experienced Illumio Zero Trust Segmentation Platform Engineer to lead the design, implementation, and operational support of our ... application dependency mapping, labeling frameworks, enforcement boundaries, and zone-based controls . + Develop Illumio workflows, runbooks, dashboards, and segmentation… more
    ENS Solutions (12/13/25)
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  • ForeScout Engineer - Active TS/SCI with CI…

    ENS Solutions (Norfolk, VA)
    …to solve complex security challenges. You will lead a team as they engineer solutions to complex challenges for customers using knowledge network engineering, Active ... audiences, including senior management. + Manage infrastructure and cybersecurity controls , including enhanced detection and vulnerability capabilities and improved… more
    ENS Solutions (12/06/25)
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  • Endace Platform Engineer - Active TS/SCI…

    ENS Solutions (Reston, VA)
    We are seeking a seasoned Endace Implementation & Sustainment Engineer to architect, deploy, integrate, and operate Endace packet capture, monitoring, and network ... detection engineering, analytics tooling, and broader Zero Trust security controls . Responsibilities include leading the design, deployment, and configuration of… more
    ENS Solutions (12/13/25)
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  • Network Engineer

    Nightwing (Arlington, VA)
    …the restoration of services. Nightwing is seeking a motivated network engineer to implement, maintain and support the lab network infrastructure. ... from basic to complex network problems - Implement granular access controls , monitor system performance and accessibility, establish and maintain backup protocols,… more
    Nightwing (11/26/25)
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  • Infrastructure Engineer /Administrator

    CACI International (Mclean, VA)
    Infrastructure Engineer /Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee ... * * **The Opportunity:** CACI is seeking a highly motivated Linux System Engineer and Administrator with hands on experience with the full lifecycle development and… more
    CACI International (12/26/25)
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  • Senior Systems Engineer (S)

    SimIS Inc. (Dahlgren, VA)
    …is contingent upon award. Job Description: SimIS, Inc. seeks a Senior Systems Engineer to lead systems engineering activities for a US Navy Training Command. This ... System engineering including SPY Radar, Command & Decision, and Weapons Control Systems + Lead systems engineering lifecycle activities from requirements through… more
    SimIS Inc. (12/22/25)
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  • Infoblox Systems Engineer - TS/SCI

    General Dynamics Information Technology (Sterling, VA)
    …is safe and tomorrow is smarter. Our work depends on an Infoblox Systems Engineer joining our team to support Government activities in Sterling, VA or Annapolis ... in delivering Network Engineering Services. As an Infoblox Systems Engineer supporting the Government, you will be trusted to...CI poly + Must meet DoD 8570 IAT Level II requirements including one of the following: Security+ CE,… more
    General Dynamics Information Technology (11/26/25)
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  • Lead Test Automation Engineer - ServiceNow…

    CACI International (Chantilly, VA)
    Lead Test Automation Engineer - ServiceNow Automated Test Framework (ATF) Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI ... **We are seeking a highly experienced and motivated Lead Test Automation Engineer who specializes in the ServiceNow Automated Test Framework (ATF) to lead… more
    CACI International (12/04/25)
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