• Technical Writer & Editor III

    ARSIEM (Arlington, VA)
    …software or agile development methodologies. Clearance Requirement: Must have an active TS / SCI clearance and be able to obtain DHS Suitability. Candidate ... internal and external cyber audiences. + Experience with creating and maintaining information system security documentation and SOPs. + Excellent hands-on… more
    ARSIEM (11/12/25)
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  • Program Manager

    Tyto Athene (Ashburn, VA)
    …certifications are a plus + CISSP and/or other relevant IT certifications are a plus ** Clearance :** + TS / SCI Clearance required **Location:** + Ashburn, ... Project Management Professional (PMP) certification. + Active ISC2 Certified Information Systems Security Professional (CISSP) certification. + Demonstrated… more
    Tyto Athene (11/01/25)
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  • Platform/Infrastructure Engineer

    Nightwing (Sterling, VA)
    …civil, and commercial markets. Job Title: Platform/Infrastructure Engineer Location: Sterling, VA Clearance : TS / SCI Poly **This position is CONTINGENT upon ... integrated development platform that abstracts the complexity of infrastructure, security , and core/microservices to allow tenant developers to deliver software… more
    Nightwing (12/26/25)
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  • Risk Mitigation Specialist - MID

    Amentum (Quantico, VA)
    …at classified and unclassified levels (ie SharePoint, Microsoft Office Tools, etc.) ** Clearance Required:** * TS / SCI eligibility **Minimum Education:** * ... in using your skills to help shape the Cyber, Security , & Intel space? If so, look no further....and contain the appropriate focus, depth, and breadth of information based on the individual task circumstances RMSs should… more
    Amentum (12/19/25)
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  • Deputy Program Manager

    ManTech (Ashburn, VA)
    …Management Professional (PMP) certification ** Clearance Requirements:** + Must have a current/active TS / SCI . + Must be able to obtain and maintain a CBP BI ... Systems Security Professional (CISSP) Certified Information Systems Security Professional Information Security System Management Professional… more
    ManTech (12/07/25)
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  • Crypto Systems Engineer

    KBR (Chantilly, VA)
    …On-site + Travel Requirements: Minimal + Working Hours: Standard Required Qualifications: + Clearance : Active TS / SCI with current Polygraph + COMSEC: 5+ ... solutions into customer-owned or controlled Space systems, through robust cryptographic security engineering and information systems security engineering… more
    KBR (12/06/25)
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  • Operations Coordinator Event Planning

    KBR (Chantilly, VA)
    …functions related to office events, training, and official engagements. Qualifications: + Clearance Requirement: TS / SCI w/ CI Polygraph + Previous ... Coordinator Event Planning Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to… more
    KBR (11/27/25)
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  • Network Engineer- Variable Trust Endpoints

    Red Gate Group (Arlington, VA)
    …degree in Computer Science, Engineering, or a related field (Master's degree preferred). + TS / SCI Clearance + Minimum of 8 years of relevant experience ... development of secure platforms, security software for endpoints, and information security software systems + Substantial experience with decentralized… more
    Red Gate Group (11/22/25)
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  • Insider Threat Analyst

    ManTech (Chantilly, VA)
    …to travel domestically. ** Clearance Requirements:** + Must have a current/active TS / SCI w/Polygraph. **Physical Requirements:** + Must be able to remain in ... meet customer requirements, and/or behavioral science as applied to Counterintelligence, Information Assurance, Insider Threat, Personnel Security , and/or Law… more
    ManTech (11/14/25)
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  • Network Engineer 4

    M. C. Dean (Springfield, VA)
    …may meet eligibility requirements, including US Citizenship, for access to classified information . **ACTIVE TS / SCI is REQUIRED** **Education:** + Bachelor's ... With over 7,000 employees, our capabilities span electrical, electronic security , telecommunications, life safety, automation and controls, audiovisual, and IT… more
    M. C. Dean (10/10/25)
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