• Staff Solution Consultant

    Trellix (Richmond, VA)
    …security systems comprised of Trellix and third-party technologies. The Endpoint Security Engineer (ESE) will report to the Senior Manager of the Professional ... and information technology. + You have experience with enterprise network technology planning, deployment, user migration and operations. +...and response strategies. + You hold an active TS/SCI clearance with Full Scope polygraph + You hold an… more
    Trellix (11/14/25)
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  • Senior Systems Administrator (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 ... Experience managing Windows and Linux server environments + Knowledge of network security, firewalls, and intrusion detection systems + Experience with… more
    SimIS Inc. (09/22/25)
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  • Data Scientist - GIS

    CACI International (Charlottesville, VA)
    …+ Previous work within the intelligence community. **Basic Qualifications:** + Active in scope DoD TS/SCI security clearance . Must be willing to obtain a CI ... Data Scientist - GIS Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel Required:… more
    CACI International (11/08/25)
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  • Information Technology /Assurance Specialist SME

    Chenega Corporation (Arlington, VA)
    …support specialist with responsibility for administering the ETO's network system administration and Information Technology (IT) infrastructure maintenance ... and software problem resolutions. + Support the existing wide-area network (WAN), which supports the addition of nodes from...as the principal cybersecurity advisor to the ETO Chief Engineer (CE). + Identify security risks and develop and… more
    Chenega Corporation (10/07/25)
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  • Cyber Security Analyst

    ManTech (Virginia Beach, VA)
    …Operational Technology (OT) systems and RMF application in OT environments **Security Clearance Requirements:** + Must have a current/active DoD Secret security ... by analyzing mission needs, defining system boundaries, and creating network diagrams and data flows to support accurate control...+ 4+ years of experience in Information Systems Security Engineer (ISSE) or similar role, including 2+ years of… more
    ManTech (11/15/25)
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  • Information Systems Security Manager

    M. C. Dean (Vienna, VA)
    …headquartered in Tysons, Virginia, and employs more than 5,800 professionals who engineer and deploy automated, secure, and resilient power and technology systems; ... are driven by our core values of agility, expertise, and trust. ** Clearance Requirement:** Applicants selected will be subject to a government security investigation… more
    M. C. Dean (09/13/25)
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  • Lifecycle Manager

    KBR (Chantilly, VA)
    …to Operate processes + Relevant certifications (eg, AWS Certified DevOps Engineer , Certified Kubernetes Administrator) Clearance Requirements: TS/SCI with ... CURRENT and ACTIVE TOP SECRET / SCI federal security clearance with a Polygraph + Eight (8) or more...or CVS + Experience supporting the federal government or DoD + Strong communication and collaboration abilities Desired Qualifications:… more
    KBR (09/05/25)
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  • Threat Research Analyst - Black Lotus Labs

    Lumen (Richmond, VA)
    …**The Role** Black Lotus Labs has an opening for a Senior Lead Security Engineer that will leverage Lumen's unique visibility to hunt and scale discovery of evolving ... and Redis clusters, Docker using Docker Swarm, malware environment, and a network of honeypots. This is a close-knit, experienced, amazingly smart team that… more
    Lumen (11/14/25)
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  • Senior Project Manager - Federal…

    AECOM (Roanoke, VA)
    …or demonstrated equivalency of experience and/or education. + US licensed Architect or Engineer . + Due to the nature of this work, US citizenship is required. ... Department of Defense contracting agencies. + Federal government portfolio ( DOD , VA, GSA, etc.). + Experience with (UFC's, ETL's,...Holds or previously held a Department of Defense security clearance . + Demonstrated ability to work in a fast-paced… more
    AECOM (11/13/25)
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  • Cloud Systems Administrator

    Leidos (Alexandria, VA)
    …Security+ Must be a US Citizen and have an active Public Trust or DoD Secret Clearance **Preferred Qualifications:** + Prior experience supporting DHS, USCG, or ... the mission-critical systems that keep our nation secure. **Ready to engineer solutions that matter?** **Primary Responsibilities** The Digital Modernization Sector… more
    Leidos (10/25/25)
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