• Lead, Information Security Systems

    L3Harris (Ashburn, VA)
    …domains in the interest of national security. Job Title: Anti-Tamper System Security Engineer ( Secret Security Clearance) Job Code: 30715 Job Location: Ashburn, ... 5200.39 for the identification and protection of CPI. + Engineer trustworthy and secure systems in accordance...Professional experience with RMF (Risk Management Framework) in embedded systems . + Active TS /SCI Clearance is highly… more
    L3Harris (11/01/25)
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  • Lead Systems Engineer

    ManTech (Chantilly, VA)
    **MANTECH** is seeking a motivated, career and customer-oriented Lead Systems Engineer to join our team in Chantilly, VA. This is a position will be managing and ... technical projects, mentor junior engineers, and act as a subject matter expert (SME). + Providing server/operating system centric expertise for testing, deploying,… more
    ManTech (12/17/25)
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  • Software Engineer with Poly Mid to SR Poly…

    Lockheed Martin (Annapolis Junction, MD)
    …emerging threats and opportunities\. **WHO YOU ARE** Experience as a Software Engineer with knowledge assisting in the design, development, testing, and debugging of ... software solutions, with a focus on Linux and Unix operating systems \. Strong Familiarity with programming languages such as Java, Python and Hadoop\. **WHY JOIN… more
    Lockheed Martin (01/08/26)
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  • ADC Engineer , Platform Engineering…

    Amazon (Arlington, VA)
    …that has the entrepreneurial feel of a start-up. This is an opportunity to operate and engineer systems on a massive scale, and to gain top -notch experience ... Amazon Dedicated Cloud team is hiring for an ADC Engineer to support CloudTrail, AWS Config and other AWS...You'll design, deploy, monitor, and automate infrastructure, tools and systems to provide a highly-available and resilient platform for… more
    Amazon (12/17/25)
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  • Senior Information Systems Security…

    Belay Technologies (Laurel, MD)
    …in 2020 and a finalist in 2021! Belay Technologies is seeking a Senior Information Systems Security Engineer (ISSE) to join our intel team. The ISSE shall ... the enforcement of the design and implementation of trusted relationships among external systems and architectures + Provide expert guidance and work product… more
    Belay Technologies (12/08/25)
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  • Ground Systems Engineer

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking a Ground Systems Engineer to work on complex projects crucial to our national security objectives. They will provide Systems ... services to assist the government in implementing and executing systems engineering processes to integrate ground systems ...**Required:** + Must be a US Citizen. + Active TS /SCI clearance with current polygraph. + Bachelor's degree in… more
    SAIC (12/13/25)
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  • Tier 3 Unified Communications/Audio Visual…

    IT Veterans (Annapolis Junction, MD)
    …MD IT Veterans is seeking a Tier 3 Unified Communications/Audio Visual Engineer to provide expert -level engineering, troubleshooting, and lifecycle support for ... enterprise Unified Communications (UC) and Audio Visual Multi-Media (AVMM) systems . The Tier 3 Engineer will serve as a senior technical resource, resolving… more
    IT Veterans (11/18/25)
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  • Senior Cloud Systems Engineer

    ManTech (Annapolis Junction, MD)
    …maintain system solutions **Minimum Qualifications:** + 14+ years of experience as a Systems Administrator or Cloud Engineer supporting programs of similar scope ... seeks a motivated, career- and customer-oriented **Senior** **Cloud System Engineer ** in Hanover, MD. The team delivers enterprise infrastructure capabilities… more
    ManTech (01/06/26)
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  • Lead LAN/WAN Engineer

    CACI International (Washington, DC)
    …**The Opportunity:** CACI has an excellent opportunity for an experienced Lead LAN/WAN Engineer who will provide expert Design, analysis, research, and operation ... Lead LAN/WAN 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 (11/08/25)
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  • Infrastructure Engineer /Administrator

    CACI International (Mclean, VA)
    …automating repetitive tasks to improve efficiency, performance, and the security profile of the systems under management. The system engineer must also act as a ... Infrastructure Engineer /Administrator 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 (12/26/25)
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