• Network Engineer /Architect SME

    Leidos (Fort Belvoir, VA)
    **Description** Leidos is seeking a **Network Engineer /Architect with subject matter expertise** to support large-scale migration and operations on a large, ... external mission partners operating in CONUS and OCONUS locations. The Network Engineer /Architect SME supports design of a new, modernized updated and upgraded… more
    Leidos (12/06/25)
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  • Principal AI Engineer

    Mastercard (Arlington, VA)
    …Senior AI Engineer , you will work hands-on with cutting-edge AI tools , large language models (LLMs), and emerging frameworks to develop intelligent systems that ... and governments realize their greatest potential._ **Title and Summary** Principal AI Engineer About Mastercard Mastercard is a global technology company in the… more
    Mastercard (11/03/25)
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  • Senior UNIX System Engineer w/Secret…

    TekSynap (Radford, VA)
    …dispersed sites. + Familiarity with emerging network and infrastructure management tools and best practices. **Certifications** + CompTIA Security +. + ... mixed customer environment. + Plan and implement new system hardware and software , including lifecycle management and firmware version control. + Create, maintain,… more
    TekSynap (10/25/25)
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  • Senior DevOps Engineer

    CACI International (Chantilly, VA)
    Senior DevOps Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel ... to 10% Type of Travel: Local * * * **The Opportunity:** As a Senior DevOps Engineer , you will be part of an Agile development team where you will support the design,… more
    CACI International (11/07/25)
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  • Endace Platform Engineer

    BOOZ, ALLEN & HAMILTON, INC. (Reston, VA)
    Endace Platform Engineer The Opportunity: We are seeking a seasoned Endace Implementation and Sustainment Engineer to architect, deploy, integrate, and operate ... SIEM or SOAR, detection engineering, analytics tooling, and broader Zero Trust security controls. You will lead the design, deployment, and configuration of Endace… more
    BOOZ, ALLEN & HAMILTON, INC. (12/30/25)
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  • Cooling Engineer - Mechanical…

    HII (Chesapeake, VA)
    …(eg, MIL-STD, ABS, etc.). + Experience with system-level modeling and simulation tools . + Active security clearance. Physical Requirements Office, industrial or ... Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $78,897.00 - $96,657.60 Security Clearance: Ability to Obtain Level of Experience: College This… more
    HII (12/27/25)
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  • Control Engineer 3 - Panel Design - Remote

    M. C. Dean (Vienna, VA)
    …electrical and machinist hand tools + Experience using testing, calibration, or industry-specific tools and software Tools / Software + Experience in ... to existing and legacy system operators. + Perform hardware / software upgrades and replacements on existing systems. **Managerial Responsibilities** + Estimates… more
    M. C. Dean (12/19/25)
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  • Control Engineer 2 (Onsite)

    M. C. Dean (Vienna, VA)
    …electrical and machinist hand tools + Experience using testing, calibration, or industry-specific tools and software Tools / Software + Experience in ... to existing and legacy system operators. + Perform hardware / software upgrades and replacements on existing systems. **Managerial Responsibilities** + Estimates… more
    M. C. Dean (11/28/25)
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  • Control Engineer 4

    M. C. Dean (Vienna, VA)
    …electrical and machinist hand tools + Experience using testing, calibration, or industry-specific tools and software Tools / Software + Experience in ... With over 7,000 employees, our capabilities span electrical, electronic security , telecommunications, life safety, automation and controls, audiovisual, and IT… more
    M. C. Dean (11/26/25)
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  • Full Stack Infrastructure Engineer

    System One (Herndon, VA)
    Full Stack Infrastructure Engineer Dulles, VA - onsite Secret Clearance is required to start This role involves contributing to the design, development, and ... contributor, focusing on the design, testing, and implementation of advanced cybersecurity software solutions. * Oversee and maintain production systems in an AWS… more
    System One (01/13/26)
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