• Lead Systems Engineer

    ManTech (Chantilly, VA)
    …+ Leadership & Mentoring: Lead technical projects, mentor junior engineers, and act as a subject matter expert ( SME ). + Providing server/operating system ... is seeking a motivated, career and customer-oriented Lead Systems Engineer to join our team in Chantilly, VA. This...technical projects, mentor junior engineers, and act as a subject matter expert ( SME more
    ManTech (12/17/25)
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  • Virtual Network Engineer

    CACI International (Austin, TX)
    …system administrators. As the onsite Subject Matter Expert ( SME ) and lead Virtual Network Engineer for NAVAIR's Minotaur data distribution and ... Virtual Network Engineer Job Category: Information Technology Time Type: Full...Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular Percentage of Travel… more
    CACI International (12/17/25)
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  • UC Engineer - Principal

    Amentum (Fort Meade, MD)
    …Address challenges related to data flow, security policies, and interoperability **Requirements:** * Subject Matter Expert in UC design, Edge services, ... up to 20% **Clearance Required:** * Must have active Top Secret clearance with SCI eligibility **Minimum...Cisco Certified Network Professional (CCNP) - Collaboration certification * Subject Matter Expert of Cisco… more
    Amentum (12/09/25)
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  • Systems Engineer

    ManTech (Washington, DC)
    …to drive workload automation and continuous process improvement across the enterprise. + Provide Subject Matter Expert ( SME ) guidance to customers, ... and/or other scripting languages **Clearance Requirements:** + Must have a current/active DOD Top Secret security clearance, adjudicated within the last 6 years… more
    ManTech (12/28/25)
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  • Consulting Systems Engineer - Ship…

    Northrop Grumman (Baltimore, MD)
    …the best work of your career. The Surface Ship Construction & Sensor Installation Subject Matter Expert provides technical leadership and expertise across ... global security environments, Northrop Grumman brings informed insights and software -secure technology to enable strategic planning. We're looking for...related technical fields. + A current / active DoD Top Secret Clearance or higher + Prior… more
    Northrop Grumman (12/19/25)
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  • Systems Engineer Staff (Level 4)

    Lockheed Martin (Littleton, CO)
    …happen in order to mitigate them and maintain schedule * Current or Active Top Secret clearance, thus US Citizenship is required\. * **A successful candidate ... Space is looking for an innovative and experienced Systems Engineer to support the team that designs, develops, fields...our Littleton, CO campus\. **Basic Qualifications:** * Current/Active DoD Top Secret Security Clearance * Familiarity with… more
    Lockheed Martin (12/06/25)
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  • Network Implementation Engineer

    SAIC (Panama City Beach, FL)
    …to all Layer 2 and Layer 3 network services, including switches, routers, and firewalls. + Subject Matter Expert ( SME ) level knowledge in the deployment ... **Description** SAIC is seeking a Network Implementation Engineer to join our team supporting the JEXC2...IAT Level II certification. + US Citizen. + Full Top - Secret clearance preferred; Full Secret more
    SAIC (10/28/25)
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  • DCGS Field Engineer

    CACI International (Hampton, VA)
    …diagnostics and fault isolation for the SIGINT sensors and associated End-to-End Sensor paths. + Subject Matter Expert ( SME ) that provides SIGINT and ... DCGS Field Engineer Job Category: Information Technology Time Type: Full...Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular Percentage of Travel Required: None… more
    CACI International (11/08/25)
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  • Senior Specialist Field Engineer

    L3Harris (Palm Bay, FL)
    …on system operation, basic troubleshooting, and preventive maintenance. + Serve as the on-site technical subject matter expert ( SME ) for all aspects of ... minimum of 10 years of prior related experience. + US Citizenship. + Active DoD Top Secret /SCI clearance with current 5-year update + Must have or be able… more
    L3Harris (12/24/25)
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  • System Engineer for Satellite Operations…

    Lockheed Martin (Sunnyvale, CA)
    …to future candidates who enter the program\. The successful candidate will act as a Subject Matter Expert \( SME \) after completion of training and ... and control and ground terminal communication enterprise\. The System Engineer for Satellite Operations and Ground Communications will be...or equivalent experience/combined education * Must have an active TS /SCI clearance and be subject to a… more
    Lockheed Martin (12/25/25)
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