• Network Engineer - Senior

    Noblis (Chantilly, VA)
    …enable users to access highly sensitive data securely across complex classified network infrastructure. **Key Responsibilities** + Architect, design, and implement ... isolation. + Create and maintain comprehensive network security strategies for classified environments. + Gather complex user network requirements utilizing multiple… more
    Noblis (11/26/25)
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  • Systems Engineer - Senior

    Noblis (Chantilly, VA)
    …of mission-critical infrastructure while meeting the stringent requirements of classified operations. **Key Responsibilities** + Architect, design, and lead ... day-to-day operations of sophisticated network hardware and operating systems within classified domains. + Lead troubleshooting efforts at both physical and logical… more
    Noblis (11/20/25)
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  • Senior Information System Security Officer

    The MITRE Corporation (Mclean, VA)
    …a Senior Information Systems Security Officer position, with a focus on classified environments. The selected candidate will support multiple sponsors by providing ... Information Assurance and Cybersecurity services specifically for classified systems. The ideal candidate will thrive in a fast-paced, collaborative environment,… more
    The MITRE Corporation (10/25/25)
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  • Senior Facility Security Officer (FSO)

    Competitive Range Solutions, LLC (VA)
    …critical in maintaining the organization's Facility Clearance Level (FCL) and safeguarding classified information across a range of programs and contracts. The ideal ... candidate will bring demonstrated experience supporting classified operations within facilities, managing personnel clearances, and executing core security functions… more
    Competitive Range Solutions, LLC (11/12/25)
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  • Senior Software Engineer

    Chenega Corporation (Arlington, VA)
    …Engineer** to contribute to the design and development of scalable classified /unclassified systems and deliver high-quality software products. In this role, you ... will focus on the classified /unclassified design and implementation of scalable, high-performance software and application systems. You will collaborate closely with… more
    Chenega Corporation (11/14/25)
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  • Senior FSO (Industrial Security Analyst 4)

    Huntington Ingalls Industries (Roanoke, VA)
    …procedures required for the classification, downgrading, upgrading, and safeguarding of classified information at the local facility. Responsibilities: I want to and ... and interpretation/preparation/maintenance of prime and subcontract DD Form 254 for classified contracting. * Prepare, track, and monitor DD254's forms for… more
    Huntington Ingalls Industries (10/31/25)
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  • Special Access Program Security Officer

    UIC Government Services and the Bowhead Family of Companies (Arlington, VA)
    …exploration of any loss, compromise, or suspected compromise of classified and/or sensitive information, including conducting preliminary inquiries and generating ... damage assessments as a result of the loss of classified information + Establish, conduct, and maintain security training and documentation for initial, courier,… more
    UIC Government Services and the Bowhead Family of Companies (10/29/25)
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  • Network Engineer- Decentralized Services…

    Red Gate Group (Arlington, VA)
    …the Advanced Resilience portfolio in the area of next-generation classified network development for enterprise-scale computing and operational functions. Successful ... possess technical expertise and experience in network engineering of DOD classified networks, notably the design, implementation, operations, and maintenance of… more
    Red Gate Group (11/22/25)
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  • Physical Security Specialist

    SAIC (Springfield, VA)
    …handling and storing Sensitive Compartmented Information (SCI) and Collateral classified information prior to formal accreditation as a Sensitive Compartmented ... keep abreast of current issues, and communicate with customers to safeguard classified information and customer programs, and to sustain and advance the customer… more
    SAIC (11/04/25)
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  • Accountant- Top Secret Clearance

    Northrop Grumman (Falls Church, VA)
    …the Company's Accounts Receivable and Accounts Payable services for classified programs, requiring collaboration with various internal and external stakeholders. ... must possess an active Government Top Secret level clearance to support classified programs Key Responsibilities: + Engage with internal customers daily. + Plan… more
    Northrop Grumman (10/08/25)
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