• Sr. Network Engineer /Architect SME

    Leidos (Fort Belvoir, VA)
    …network compliance with DoD Security Technical Implementation Guidance. **Minimum Requirements:** + **Active Top Secret / SCI clearance** + **Active DoD IAT ... **Description** Leidos is seeking a **Sr. Network Engineer /Architect with subject matter expertise** to support medium to large scale operations supporting the… more
    Leidos (10/21/25)
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  • Software Engineer SME

    Leidos (Alexandria, VA)
    …Aurora, CO + St. Louis, MO + Tucson, AZ **Clearance Level Required:** **Must have a** ** Top Secret with SCI eligibility and able to obtain a Polygraph.** ... Decision Advantage Solutions Business Area, is currently seeking an experienced Software Engineer Subject Matter Expert (SME) for the Chinook Program. The Chinook… more
    Leidos (10/05/25)
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  • OPIR Systms Engineer

    KBR (Chantilly, VA)
    …Requirements: Minimal 0-20% + Working Hours: Standard/Flexible Qualifications: + Clearance Requirements: Top Secret / SCI security clearance with a Polygraph + ... Title: OPIR Systms Engineer Belong. Connect. Grow. with KBR! KBR is...missions from overhead systems and process the resulting collected data into useful information distributed to IC… more
    KBR (09/30/25)
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  • Lead Information Security Engineer

    Lumen (Herndon, VA)
    …Required (education/experience/skills/competencies): + Candidate must be a US Citizen with an active TOP SECRET clearance Preferred: + 5-7 years in a Security ... on worldwide DDoS threats and issue posture and assessment reports This Lead Information Security Engineer position operates in a supportive role implementing… more
    Lumen (11/14/25)
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  • Facilities Mechanical Engineer

    Leidos (Chantilly, VA)
    …, submittals, and specifications tailored to site requirements. **Basic Qualifications** + **Current Top Secret SCI security clearance and the ability to ... **Description** **Senior Mechanical Engineer ** Leidos is seeking a seasoned and innovative...abilities, as well as internal equity, alignment with market data , applicable bargaining agreement (if any), or other law.… more
    Leidos (10/27/25)
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  • Senior SETA Engineer SME

    IronMountain Solutions, Inc. (Falls Church, VA)
    Information Operations. + Demonstration and Experimentation. Clearance Requirements: Must have anActive Top Secret Security Clearance with SCI and SAP ... 501180 Senior SETA Engineer SME Work Location: Falls Church, Virginia Schedule:...prototype. The aptitude of the expert shall assess the multi- data fusion of sensor data for Processing,… more
    IronMountain Solutions, Inc. (10/21/25)
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  • Senior Systems Engineer / Integrator

    Noblis (Chantilly, VA)
    …related to system integration and management. Required Qualifications + Active Top Secret / SCI clearance with Counterintelligence (CI) Polygraph. ... Responsibilities Noblis ESI is seeking an experienced Senior Systems Engineer /Integrator to support our government client on-site in Chantilly, VA. The primary role… more
    Noblis (11/04/25)
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  • Storage Engineer

    William C Brown Inc (Springfield, VA)
    …- Location: On Customer Site- US Citizenship Required * Active TS / SCI Security Clearance * Location Springfield Full-Time/Part-Time Full-Time Exempt/Non-Exempt ... Storage Engineer EOE Statement We are an equal employment...Exempt Security Clearance Requirements Active TS / SCI Clearance. This position is… more
    William C Brown Inc (09/01/25)
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  • Sr. Software Engineer

    Leidos (Alexandria, VA)
    …Aurora, CO + St. Louis, MO + Tucson, AZ **Clearance Level Required:** **Must have a** ** Top Secret with SCI eligibility and able to obtain a Polygraph.** ... Solutions Business Area, is currently seeking a highly motivated Sr. Software Engineer for the Chinook Program. The Chinook Program delivers mission-driven software… more
    Leidos (10/05/25)
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  • SCCM Desktop Engineer

    SAIC (Quantico, VA)
    …years of relevant experience may be considered in lieu of a degree. + Active Top - Secret clearance (with SCI eligibility). + IAT-II Certification (ie, CCNA ... Engineer (SCCM) have the following qualifications: + BA/BS in IT, Cybersecurity, Data Science, Information Systems, or Computer Science. + Two (2) or more… more
    SAIC (09/12/25)
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