• Network Engineer- Variable Trust Endpoints

    Red Gate Group (Arlington, VA)
    …development of secure platforms, security software for endpoints, and information security software systems + Substantial experience with decentralized ... Country and Client," reflects our deep commitment to national security and service excellence. As an employer of choice,...Engineering, or a related field (Master's degree preferred). + TS / SCI Clearance + Minimum of 8 years… more
    Red Gate Group (11/22/25)
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  • Insider Threat Analyst

    ManTech (Chantilly, VA)
    …meet customer requirements, and/or behavioral science as applied to Counterintelligence, Information Assurance, Insider Threat, Personnel Security , and/or Law ... 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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  • Cyber Threat Hunt Lead

    Tyto Athene (Ashburn, VA)
    …findings to senior leadership and stakeholders. **Desired:** + CISSP - Certified Information Systems Security Professional + Certified Ethical Hacker (CEH) or ... - GIAC Network Forensic Analyst **Location:** + Ashburn, VA **Clearance:** + TS / SCI Clearance required **About Tyto Athene** **Compensation:** + Compensation is… more
    Tyto Athene (11/01/25)
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  • Vulnerability Assessment Team Lead

    Tyto Athene (Ashburn, VA)
    …report issues to the Government VAT Team Lead and SSD Director. + Apply Information Systems Security principles and relevant security methodologies across ... Authorization, IDS/IPS, and protocol analysis. + Ensure proper handling of sensitive and classified information protocol requirements. + Ensure compliance… more
    Tyto Athene (11/01/25)
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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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  • Program Manager

    KBR (Chantilly, VA)
    …transformation + T hree ( 2 ) years experience in cloud based software systems + Security Clearance: + Active TS / SCI with Polygraph. Must be a US Citizen. ... Title: Program Manager Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to our… more
    KBR (10/06/25)
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  • Platform/Infrastructure Engineer

    Nightwing (Sterling, VA)
    …commercial markets. Job Title: Platform/Infrastructure Engineer Location: Sterling, VA Clearance: TS / SCI Poly **This position is CONTINGENT upon contract award** ... integrated development platform that abstracts the complexity of infrastructure, security , and core/microservices to allow tenant developers to deliver software… more
    Nightwing (09/26/25)
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  • Long Haul Driver

    Leidos (Chantilly, VA)
    …ensures full compliance with Department of Transportation (DOT) regulations and Government security requirements for the transport of sensitive and classified ... proper handling, documentation, and secure transport of classified and sensitive materials. + Adhere to all Government security...certifications remain current. **Basic Qualifications** + Must have a TS / SCI with Poly to be considered +… more
    Leidos (12/20/25)
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  • Software Test Engineer

    KBR (Chantilly, VA)
    …VA + Travel Requirements: Minimal + Working Hours: Standard Qualifications: Required: + Security Clearance: TS / SCI ++ + Education: Associate's degree or ... Software Test Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to… more
    KBR (12/20/25)
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  • Senior Principal Azure Cloud Engineer

    ManTech (Chantilly, VA)
    …or Azure Solutions Architect Expert **Clearance Requirements:** + Must have a current/active TS / SCI with Polygraph **Physical Requirements:** + Must be able to ... and resolving issues related to Azure cloud environments + Implementing Azure security best practices and managing Windows and Linux servers + Leveraging Azure… more
    ManTech (12/16/25)
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