• Lead IT Systems Engineer

    ManTech (Chantilly, VA)
    ManTech seeks a motivated, career and customer-oriented **Lead IT Systems Engineer ** to join our team in **Chantilly, VA.** **Responsibilities include but are ... certification and accreditation procedures. **Clearance Requirements:** + Must have a current/ active TS /SCI w/Polygraph. **Physical Requirements:** + Must be… more
    ManTech (11/16/25)
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  • Facilities Engineer , Senior

    BOOZ, ALLEN & HAMILTON, INC. (Reston, VA)
    … industry standards + Experience in engineering with MEP construction drawing sets + Active TS /SCI clearance; willingness to take a polygraph exam + Bachelor's ... Facilities Engineer , Senior The Opportunity: As a facilities engineer , you understand the workings behind complex systems . That knowledge is key when it… more
    BOOZ, ALLEN & HAMILTON, INC. (12/16/25)
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  • Software Engineer (508 Compliance SME)

    Saliense Consulting (Arlington, VA)
    …role is hybrid with 3 days/week onsite in Arlington, VA. Candidates must possess an active Secret clearance to be considered and must be eligible to obtain a ... Top Secret clearance. Position Description: Technical 508...Research (ONR) in Arlington, VA. Candidates must possess an active Secret Clearance to be considered. The… more
    Saliense Consulting (01/06/26)
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  • Enterprise Systems Engineer

    ManTech (Mclean, VA)
    **ManTech** is seeking a motivated, career and customer-oriented **Enterprise Systems Engineer ** to join our team in **McLean** **, VA** . **Responsibilities ... to write integration code for ServiceNow **Clearance Requirements:** + Must have a current/ active TS /SCI w/ polygraph. **Physical Requirements:** + The person in… more
    ManTech (11/18/25)
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  • LAN/WAN Engineer SME

    IT Veterans (Alexandria, VA)
    LAN/WAN Engineer SME Alexandria, VA . Information Technology Apply...SME to join our team. You must have an active TS /SCI clearance with the ability to ... Now LAN/WAN Engineer SME Alexandria, VA Job Summary: IT Veterans is...in a DoD or IC environment desired + Current active TS /SCI clearance, with the ability to… more
    IT Veterans (11/07/25)
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  • Sr AI/ML Engineer

    KBR (Chantilly, VA)
    …to help develop high-performance ML models. + Other duties as assigned Required Qualifications: + Active TS /SCI with current CI polygraph + Have at least 8 years ... Title: Sr AI/ML Engineer Belong. Connect. Grow. with KBR! KBR's National...internal and external leadership. Security Requirements: Must have an active TS -SCI with a current Polygraph Belong,… more
    KBR (10/21/25)
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  • Agile Coach Systems Engineer

    Sciolex Corporation (Chantilly, VA)
    …team dynamics to help maximize team performance Qualifications & Physical Requirements + Active TS /SCI security clearance with Polygraph + Bachelors and nine (9) ... that surpasses the epitome of excellence. Our core services include systems engineering technical advice, technical support, and administrative assistance. From our… more
    Sciolex Corporation (01/07/26)
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  • Senior Systems Engineer

    Leidos (Chantilly, VA)
    **Description** We are seeking a ** Systems Engineer with Data Policy experiences** to join our Fort Independence Team here at Leidos. Here you will leverage your ... data policy governance practices. The right candidate for this Systems Engineering role will have a passion for in...efficiency within governance and data stewardship. Required Qualifications: * Active TS /SCI with Polygraph. * BS degree… more
    Leidos (12/18/25)
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  • Intermediate Sensor Engineer

    The MITRE Corporation (Mclean, VA)
    …Preferred Qualifications: + MS or PhD in electrical engineering, math, or physics + Active TOP SECRET Security Clearance + Experience developing tracking ... Summary: MITRE's Sensors, Electromagnetics and EW Department-within MITRE Labs' Electronic Systems and Technologies Innovation Center is a broad and experienced team… more
    The MITRE Corporation (12/09/25)
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  • Mid-Senior Network Engineer

    Infinity Systems Engineering (Alexandria, VA)
    …- now, come be more with us! Job Summary: We are seeking a skilled Systems Administrator/Network Engineer to join our mission-driven team. This position offers a ... expertise, initiative, and experience supporting a mix of network and systems engineering and administration tasks. Key Responsibilities: Network Design &… more
    Infinity Systems Engineering (01/03/26)
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