• Senior Systems Engineer

    Leidos (Alexandria, VA)
    …Chantilly, VA + Aurora, CO + St. Louis, MO + Tucson, AZ **Clearance Level Required:** Top Secret with SCI eligibility and able to obtain a Polygraph. ... **Description** Leidos National Security Sector combines technology-enabled services and mission software...the fiscal year ended January 3, 2025. For more information , visit www.Leidos.com . **Pay and Benefits** Pay and… more
    Leidos (11/22/25)
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  • Mid-Level Systems Engineer

    Leidos (Chantilly, VA)
    …Chantilly, VA + Aurora, CO + St. Louis, MO + Tucson, AZ **Clearance Level Required:** Top Secret with SCI eligibility and able to obtain a Polygraph. ... **Description** Leidos National Security Sector combines technology-enabled services and mission software...the fiscal year ended January 3, 2025. For more information , visit www.Leidos.com . **Pay and Benefits** Pay and… more
    Leidos (11/22/25)
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  • Multi Cloud Engineer Architect SME

    Leidos (Fort Belvoir, VA)
    …relevant to DoD, federal, and intelligence mission systems. **Basic Qualifications:** + Active DoD Top Secret clearance with SCI Eligibility. + DoD 8570 IAT ... The I3TS program provides enterprise-wide IT support to enable DTRA's Information Management & Technology Directorate (ITD) to consolidate, modernize, and… more
    Leidos (11/15/25)
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  • Senior Global Investments Strategic Advisor

    Amentum (Alexandria, VA)
    …that meet our clients' evolving and dynamic needs. Amentum is looking for a TOP SECRET -cleared foreign investment risk management SME to support the US ... Amentum provides analytic, consulting, and staffing support to US Government national security agencies, including the Departments of Defense, Homeland Security ,… more
    Amentum (10/27/25)
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  • Electronics Technician 3

    M. C. Dean (Chantilly, VA)
    …and may meet eligibility requirements, including US Citizenship, for access to classified information ; **ACTIVE TOP SECRET Clearance with the ability to ... are seeking an **Electronics Technician 3** to join our ** Security and Electronic Systems (SES)** business Unit. As part...produce answers that make sense. + Combine pieces of information to form general rules or conclusions (including finding… more
    M. C. Dean (10/23/25)
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  • System Operations/Administrator

    Sciolex Corporation (Chantilly, VA)
    …related acquisition experience per level if no bachelor's degree is held. Active Top Secret / SCI clearance with a Counter-Intelligence Polygraph Experience as ... hardware, software, and network-related issues. Monitor system performance and security , ensuring compliance with organizational policies and best practices. Manage… more
    Sciolex Corporation (10/14/25)
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  • Radar Research Engineer

    KBR (Chantilly, VA)
    …travel. + Working Hours: Standard 40 hours per week. Qualifications: Required: + Clearance: Top Secret / SCI + Education: Pursuing Bachelor's, Master's, or PhD ... Radar Research Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to… more
    KBR (10/04/25)
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  • Emergency Management Specialist (Response)

    Federal Emergency Management Agency (Round Hill, VA)
    …selected applicants must undergo, successfully pass, and maintain a background investigation for Top Secret / SCI clearance as a condition of placement into ... Serving as a point of contact during emergency activations, coordinating information flow and resource allocation. Preparing technical reports, briefings, and… more
    Federal Emergency Management Agency (12/22/25)
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  • Software Developer Advisor (Multiple Levels)

    Noblis (Chantilly, VA)
    …mission partners and other DoD/IC customers Required Qualifications + Must have an active Top Secret / SCI clearance with a Counter-Intelligence Polygraph + US ... Support information assurance and RMF processes; and information systems security engineering + Will support...assurance and RMF processes; and information systems security engineering + Will support Agile-based program management and… more
    Noblis (12/13/25)
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  • Backup Recovery Engineer

    SAIC (Arlington, VA)
    …CommVault Simpana and IBM Spectrum Protect. **Qualifications** + Active DOD Top Secret clearance; Ability to obtain a TS/ SCI required to maintain employment. ... Experience in Backup/Recovery provisioning and scheduling. + Experience in establishing information systems requirements using analysis of the system engineers to… more
    SAIC (12/13/25)
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