• Systems Engineer - Expert

    TRIAEM, LLC (Springfield, VA)
    Systems Engineer (Expert) with TS /SCI Overall Assignment Description: Expert Systems Engineers assist in leading engineering teams in taking a ... NRO enterprises. . Oversees and coordinates the work of Senior -, Mid-, and Junior-level contractor Systems Engineers....degree program, or equivalent Expert level experience as a Systems Engineer . . Expert working experience in… more
    TRIAEM, LLC (09/05/25)
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  • Systems Engineer (ESS-JR)

    KBR (Fort Belvoir, VA)
    Title: Systems Engineer (ESS-JR) Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology ... - protecting our national security. KBR is seeking a Systems Engineer to join an elite team...travel + Working Hours: Standard QUALIFICATIONS Required: + Active TS /SCI clearance with polygraph. + Bachelor's degree in science,… more
    KBR (10/08/25)
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  • Network Engineer Lead

    Huntington Ingalls Industries (Langley AFB, VA)
    …Range: $117,263.00 - $160,000.00 Security Clearance: TS /SCI Level of Experience: Senior This opportunity resides with Warfare Systems (WS), a business group ... within HII's Mission Technologies division. Warfare Systems comprises cyber and mission IT; electronic warfare; and...https://vimeo.com/732533072 Job Description HII Mission Technologies is seeking a Senior Network Engineer to join our team.… more
    Huntington Ingalls Industries (11/11/25)
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  • Space Acquisition Systems Engineer

    Sciolex Corporation (Chantilly, VA)
    …the utmost employee care. Responsibilities We are looking for a Space Acquisition Systems Engineer to provide systems engineering and technical advisory ... architectures, and hardware and software solutions. The Space Acquisition Systems Engineer will serve as the System...IAM. This position acts as a strategic advisor to Senior Customers and must have hands-on experience in designing,… more
    Sciolex Corporation (10/09/25)
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  • Senior Data Scientist

    SOS International LLC (Chantilly, VA)
    Chantilly, VA, USA Full-time FLSA Status: Exempt Clearance Requirement: Top Secret SCI w/ Poly Compensation: USD0 - USD0 - yearly **Company Description** Founded ... you will work with a variety of SMEs to analyze data management systems . This role requires the ability to solve complex problems independently and collaboratively… more
    SOS International LLC (11/20/25)
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  • Sr. Network Engineer /Architect SME

    Leidos (Fort Belvoir, VA)
    …compliance with DoD Security Technical Implementation Guidance. **Minimum Requirements:** + **Active Top Secret / SCI clearance** + **Active DoD IAT Level ... **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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  • Satellite Systems Engineer

    SAIC (Chantilly, VA)
    …in systems engineering principles and practical experience with satellite systems . The Satellite System Engineer oversees developer satellite system design, ... from the SAIC headquarters, our Chantilly, VA team supports systems development, targeting & intelligence analysis, systems ...and more. This position is for a Satellite System Engineer for a large, multi-year contract supporting a cutting-edge… more
    SAIC (11/19/25)
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  • Multi Cloud Engineer Architect SME

    Leidos (Fort Belvoir, VA)
    …to DoD, federal, and intelligence mission systems . **Basic Qualifications:** + Active DoD Top Secret clearance with SCI Eligibility. + DoD 8570 IAT Level II ... **Description** Leidos Digital Modernization is seeking an experienced **_Multi Cloud Engineer Architect SME_** to support large-scale migration and operations on a… more
    Leidos (11/15/25)
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  • Senior IT Specialist

    TekSynap (Springfield, VA)
    …technical issues. + Conduct regular system audits. **REQUIRED QUALIFICATIONS** + Active Top Secret Clearance + Certifications preferred include: + A+ (Preferred) ... perform the essential functions. **WORK AUTHORIZATION/SECURITY CLEARANCE** + S. Citizen + Active Top Secret **OTHER DUTIES** Please note this job description is… more
    TekSynap (11/19/25)
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  • Quantum Sensing Engineer

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking a TS /SCI (with Poly) cleared Quantum Sensing Engineer responsible for providing high quality advisory services and program ... sensors, and single photon detectors, among others. In this role, the Quantum Sensing Engineer will work with the customer to develop a quantum portfolio and will be… more
    SAIC (11/13/25)
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