• Senior SETA Engineer SME

    IronMountain Solutions, Inc. (Falls Church, VA)
    …Operations. + Demonstration and Experimentation. Clearance Requirements: Must have anActive Top Secret Security Clearance with SCI and SAP Experienceis ... 501180 Senior SETA Engineer SME Work Location:...Artificial Intelligence (AI)/Machine Learning to assess the performance of software which shall enable autonomous vehicle and control elements,… more
    IronMountain Solutions, Inc. (10/21/25)
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  • Network Engineer III

    William C Brown Inc (Springfield, VA)
    …Degree Location Springfield Full-Time/Part-Time Full-Time Exempt/Non-Exempt Exempt Security Clearance Requirements Top Secret / SCI This position is currently ... Network Engineer III EOE Statement We are an equal...standards and evaluates, consults and makes technology recommendations to senior management. This position requires experience in complex telecommunications… more
    William C Brown Inc (12/01/25)
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  • Senior Systems Engineer

    Leidos (Alexandria, VA)
    …VA + Aurora, CO + St. Louis, MO + Tucson, AZ **Clearance Level Required:** Top Secret with SCI eligibility and able to obtain a Polygraph. **Primary ... Solutions Business Area, is currently seeking a highly motivated and experienced Senior Systems Engineer for the Chinook Program. The selected candidate… more
    Leidos (11/22/25)
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  • Senior Service Engineer - CTJ - Poly

    Microsoft Corporation (Reston, VA)
    …screenings: + The successful candidate **must have an active** US Government Top Secret Clearance with access to Sensitive Compartmented Information (SCI) ... **Overview** Microsoft has an exciting opportunity for a Senior Service Engineer to join the...or related field AND 3+ years technical experience in software engineering, network engineering, service engineering, systems engineering, or… more
    Microsoft Corporation (12/11/25)
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  • Engineer Systems Architect - MAJESTIC

    Huntington Ingalls Industries (Springfield, VA)
    …Type: Full Time/Hourly/Non-Exempt Anticipated Salary Range: $110,615.00 - $160,000.00 Security Clearance: Top Secret Level of Experience: Senior Employee ... of the mission and the sensitivity of the operational environment, an active TS /SCI security clearance will be required. Essential Job Responsibilities + Designs and… more
    Huntington Ingalls Industries (12/19/25)
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  • Cleared AI/ML Engineer (Multiple Levels)

    Noblis (Chantilly, VA)
    …is seeking to hire an AI/ML Engineer (Multiple Levels) with an ACTIVE Top ** ** Secret with SCI and Polygraph in Chantilly, VA** As an experienced AI/ML ... + The engineer has familiarity with industry best practices for software /hardware optimization specifically related to running ML models of GPUs. + Experience… more
    Noblis (12/22/25)
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  • Senior Principal Cyber Engineer

    Nightwing (Sterling, VA)
    …customers in the intelligence community, defense, civil, and commercial markets. ** Sr . Principal Cyber Engineer ** Nightwing provides technically advanced ... ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive… more
    Nightwing (01/09/26)
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  • Senior Lead Engineer - Public Sector

    Lumen (Richmond, VA)
    …Candidate must be a US Citizen with an active Department of Defense TOP SECRET clearance **Compensation** This information reflects the anticipated base salary ... trust and transparency. People power progress. We're looking for top -tier talent and offer the flexibility you need to...will be able to rapidly identify and resolve problems, engineer , identify, and become proficient in the latest technology… more
    Lumen (01/09/26)
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  • Senior Cloud Engineer

    SAIC (Fort Belvoir, VA)
    **Description** SAIC is seeking a ** Senior Cloud Engineer ** to join our team at Fort Belvoir, Virginia. The Senior Cloud Engineer will be responsible for ... environments while enabling seamless integration of AI/ML solutions. The Senior Cloud Engineer will collaborate with data...AI/ML models. **Clearance:** + Candidates must have an active TS /SCI with the ability to obtain a TS… more
    SAIC (01/07/26)
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  • Network Management Systems Engineer

    Leidos (Fort Belvoir, VA)
    …education and training may be considered in lieu of degree. + Possess active DoD Top Secret clearance with SCI eligibility at time of consideration. + Must have ... a network and systems monitoring environment and work under the supervision of a Senior NMS Engineer . In this role, the candidate will be responsible for… more
    Leidos (12/24/25)
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