• Systems Engineer - Senior

    Parsons Corporation (Centreville, VA)
    …assurance (QA) experience **Security Clearance Requirement:** An active Top Secret SCI w / Polygraph security clearance is required for this position.​ This ... Description:** Our Special Programs and Systems team is hiring a Senior Systems Engineer with a passion for mission excellence in our High Consequence Missions… more
    Parsons Corporation (12/06/25)
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  • Lead IT Systems Engineer

    ManTech (Chantilly, VA)
    …and an Associate's degree. **Clearance Requirements:** + Must have a current/active TS/SCI w / Polygraph . **Physical Requirements:** + Must be able to remain in a ... **MANTECH** seeks a motivated, career and customer-oriented **Lead IT Systems Engineer ** to join our team in **Chantilly, VA.** **Responsibilities include but are… more
    ManTech (12/03/25)
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  • Senior Cloud Engineer

    ManTech (Chantilly, VA)
    …with an Associate's degree. **Clearance Requirements:** + Must have a current/active TS/SCI w / Polygraph . **Physical Requirements:** + Must be able to remain in a ... **MANTECH** seeks a motivated, career and customer-oriented **Senior Cloud Engineer ** to join our team in **Chantilly, VA.** **Responsibilities include but are not… more
    ManTech (12/03/25)
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  • IT Systems Engineer

    ManTech (Chantilly, VA)
    …to travel domestically. **Clearance Requirements:** + Must have a current/active TS/SCI w / Polygraph . **Physical Requirements:** + Must be able to remain in ... **MANTECH** seeks a motivated, career and customer-oriented **IT Systems Engineer ** to join our team in **Chantilly, VA.** **Responsibilities include but are not… more
    ManTech (11/19/25)
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  • Enterprise Systems Engineer

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

    CACI International (Sterling, VA)
    Network Testing Lab Infrastructure Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph ... equipment inventory. + Support the installation and updates of software and firmware on lab devices. + Assist in...+ 3+ years of work related experience + TS/SCI w / poly is required + Basic understanding of networking… more
    CACI International (10/24/25)
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  • Senior Frontend Developer

    CACI International (Chantilly, VA)
    …None * * * **The Opportunity:** CACI is seeking a senior lead frontend software engineer to join the PGMM team-a program enabling planning, scheduling, and ... Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: None Type of Travel:… more
    CACI International (12/03/25)
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  • SIGINT Outreach Lead

    KBR (Chantilly, VA)
    …position based upon contract award KBR is seeking a Chief SIGINT Outreach Engineer with strong engineering skills in SIGNALS and RF systems for overhead space ... to US Government Intelligence Community and Military users. The SIGINT Outreach Engineer serves as a technical advisor to support the Government with developing… more
    KBR (11/07/25)
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  • Core/WAN Network - Tier 3

    CACI International (Sterling, VA)
    …Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to 10% Type of ... maintenance of complex, global enterprise networks. The Senior Network Engineer will act as a key technical leader, driving...and performance of the network including hardware and management software . + Develop and maintain a road map for… more
    CACI International (12/19/25)
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  • Mid System Administrator

    Parsons Corporation (Quantico, VA)
    …Azure server environments **Security Clearance Requirement:** An active Top Secret SCI w / Polygraph security clearance is required for this position.​ This ... accounts, maintaining system documentation, tuning system performance, installing system wide software and allocating mass storage space. + Interacts with users and… more
    Parsons Corporation (11/15/25)
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