• Senior 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 **Senior IT Systems Engineer ** to join our team in **Chantilly, VA.** **Responsibilities include but are… more
    ManTech (08/20/25)
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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 (08/19/25)
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  • Lead IT Systems Engineer

    ManTech (Chantilly, VA)
    …and accreditation procedures. **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 **Lead IT Systems Engineer ** to join our team in **Chantilly, VA.** **Responsibilities include but are not… more
    ManTech (08/17/25)
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  • Launch Integration Engineer

    SAIC (El Segundo, CA)
    **Description** SAIC is seeking an experienced **Sr. Principal Launch Integration Engineer ** to support the US Space Force in integrating and delivering National ... of degree, or 12 years or more of experience w / Master's Degree. + 9 years of relevant space...Special Access Programs and willing to consent to a Polygraph examination. Target salary range: $160,001 - $200,000. The… more
    SAIC (08/07/25)
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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 (07/25/25)
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  • Systems Engineer 4

    Synergy ECP (Columbia, MD)
    …age, disability, veteran status, or any other protected class. Clearance Required: TS/SCI w / FS Polygraph Other Requirements: US Citizenship Job Description: The ... Systems Engineer 4 Columbia, MD Description Company Description: Synergy...managing Mission needs and/or functional requirements. Experience as a software developer Experience in producing and interpreting DoDAF artifacts… more
    Synergy ECP (07/23/25)
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  • Guidance, Navigation, & Control Engineer…

    Lockheed Martin (Littleton, CO)
    …missions are executed\. We design and develop the hardware, algorithms, and software that enable precision control of complex systems in demanding, zero\-gravity ... testing activities\. * Develop and validate GN&C algorithms and flight software \. * Utilize simulation and programming tools \(e\.g\., MATLAB/Simulink, C\+\+,… more
    Lockheed Martin (10/18/25)
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  • Embedded/Mobile Software Developer

    Parsons Corporation (Annapolis Junction, MD)
    … clearance required. **Security Clearance Requirement:** An active Top Secret SCI w / Polygraph security clearance is required for this position.​ This position ... **Job Description:** Parsons is looking for experienced Embedded and Mobile Software Developers to join a multidisciplinary team advancing cyber capabilities for… more
    Parsons Corporation (09/12/25)
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  • Modernization Cyber Network Engineer - NE2

    Lockheed Martin (Hanover, MD)
    …\#RMSC6ISR \#OneLMHotJobs \#RMSRB2025 **Basic Qualifications:** * Current DoD Top Secret SCI with Polygraph NE2: * A High School Diploma or GED plus twelve \(12\) ... and provide guidance to junior Network Engineers\. * Integrate hardware and software to satisfy ISO 9000 requirements and other DoD/IC regulations\. Knowledge or… more
    Lockheed Martin (10/03/25)
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  • Software Developer C++ TS/SCI/ Poly

    Parsons Corporation (Centreville, VA)
    …your talent and redefine what's possible. **Job Description:** Are you a ** software engineer ** looking to improve and enhance mission-critical software ... applications? Do you want to design and develop customer software that will be deployed in systems helping make...VMWare **Security Clearance Requirement:** An active Top Secret SCI w / Polygraph security clearance is required for this… more
    Parsons Corporation (08/08/25)
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