• 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
    DirectEmployers Association (09/30/25)
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  • Zscaler (Washington, DC)
    …change control processes within the SCIF **Minimum Qualifications** + US citizenship and active US Top Secret ( TS ) clearance (must be maintained) + 5+ years ... strategy. We are looking for a Staff Information Security Engineer who will operate as a vulnerability management ...SCIF, with no access to external networks or corporate systems , and adhering to one-way diode transfer protocols.** Reporting… more
    DirectEmployers Association (10/11/25)
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  • Schnabel Engineering (Sterling, VA)
    …We approach problems with creativity and innovation. The Sterling office is seeking a Senior Engineer to join our growing practice in the Northern Virginia area. ... part of who we are. Schnabel is an ENR Top 500 Design Firm with 650+ employees in 30...skills to analyze above and underground structures and related systems which are included in these facilities. The ideal… more
    DirectEmployers Association (09/18/25)
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  • Carnegie Mellon University (Arlington, VA)
    …cybersecurity methods and technologies, and bring the discipline of software engineering to AI systems . About the role Are you an engineer who enjoys a ... systems . + You have demonstrated experience collaborating with senior customers, program managers, internal staff, and SEI leadership...a software developer, software engineer , or verification engineer . + You understand the DoD Systems more
    DirectEmployers Association (08/06/25)
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  • Carnegie Mellon University (Arlington, VA)
    …cybersecurity methods and technologies, and bring the discipline of software engineering to AI systems . About the role Are you an engineer who enjoys a ... systems . + You have demonstrated experience collaborating with senior customers, program managers, internal staff, and SEI leadership...a software developer, software engineer , or verification engineer . + You understand the DoD Systems more
    DirectEmployers Association (08/06/25)
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  • Epsilon, Inc (Washington, DC)
    …+ Must have an active Secret clearance with the ability to obtain a Top Secret . ( _This is a federal contract position and requires candidates to obtain ... Engineer III** **Epsilon is now part of AMERICAN SYSTEMS !** We are pleased to announce Epsilon, Inc. has...platforms and will work under the direction of the Senior Wi-Fi Team Lead to design and support network… more
    DirectEmployers Association (09/25/25)
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  • Office of the Secretary of Defense (Arlington, VA)
    …In order to qualify for this position, you must be able to obtain a Top Secret security clearance and access to Sensitive Compartmented Information ( TS /SCI). ... capability portfolios across the Department in the nuclear weapons systems ; nuclear command, control, and communications; missile defense; command, control,… more
    Upward (08/10/25)
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  • Senior Systems Engineer

    The Metamorphosis Group (Chantilly, VA)
    Senior Systems Engineer , TS /SCI &FSP Chantilly, VA . Government/Military Apply Now Job Description The Metamorphosis Group, Inc, TMG, has an immediate ... opening for a Senior Systems Engineer , to act...opening for a Senior Systems Engineer , to act in a Lead...facing missions. MUST BE US CITIZEN MUST HAVE ACTIVE TS /SCI with FSP US Veterans Preferred **ABSOLUTELY NO THRID… more
    The Metamorphosis Group (09/10/25)
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  • Senior Systems Engineer

    Jacobs (Chantilly, VA)
    Knack Workes, a Jacobs company, is seeking a highly skilled Senior Systems Engineer / Network Engineer with 10+ years of IT experience and proven ... engineering role responsible for designing, deploying, and supporting enterprise systems , network monitoring platforms, and automation solutions that ensure high… more
    Jacobs (11/03/25)
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  • Senior Systems Engineer

    RTX Corporation (Springfield, VA)
    …balance practices. **Location:** **Near Springfield, Virginia** **What You Will Do** + The Senior Systems Engineer provides systems engineering and ... citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI with CI Poly - Current At Raytheon, the...a safer, more secure world. Raytheon is seeking a Senior Systems and Integration Engineer more
    RTX Corporation (10/14/25)
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  • Senior Systems Engineer

    Leidos (Chantilly, VA)
    …Advantage Solutions Business Area, is currently seeking a highly motivated and experienced Senior Systems Engineer for the Chinook Program. The selected ... candidate will lead systems engineering activities across the enterprise to help the...St. Louis, MO + Tucson, AZ **Clearance Level Required:** Top Secret with SCI eligibility and able… more
    Leidos (10/11/25)
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  • Senior Systems Engineer

    Chenega Corporation (Springfield, VA)
    **Req ID:** 36877 **Summary** ** Senior Systems Engineer ** **Springfield, VA** Are you ready to enhance your skills and build your career in a rapidly ... Chenega Agile Real-Time Solutions (CARS) is seeking a **Sr. Systems Engineer ** will report to the Enterprise...CE within 6 months of hire is required + TS /SCI clearance required **Knowledge, Skills and Abilities:** + Ability… more
    Chenega Corporation (10/22/25)
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  • Senior Systems Engineer

    SAIC (Chantilly, VA)
    …to expand their knowledge while increasing their responsibilities. SAIC has an opening for a Senior Systems Engineer to provide Systems Engineering and ... is responsible for designing, building, and operating national security-related systems based in space, in the air, and on...at least 9 years of relevant experience + Active TS /SCI clearance with polygraph + Strong technical fundamentals in… more
    SAIC (08/22/25)
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  • Senior Systems Engineer

    SAIC (Chantilly, VA)
    **Description** SAIC is looking for a Senior Systems Engineer with experience supporting system and satellite verification and validation efforts to support ... working with a great team, apply today. This position requires an active Top Secret /SCI clearance with Polygraph. Responsible for supporting mission systems more
    SAIC (08/07/25)
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  • Senior Systems Engineer

    RTX Corporation (Springfield, VA)
    …problems that create a safer, more secure world. Raytheon Technologies is seeking a Senior Systems Engineer (MBSE) to provide enterprise-wide systems ... as only US citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI with CI Poly - Current At Raytheon, the foundation of everything we… more
    RTX Corporation (10/13/25)
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  • Senior Systems Engineer

    SAIC (Washington Navy Yard, DC)
    **Description** **SAIC** is seeking a ** Senior Systems Engineer ** at the **Navy Yard** in **Washington, DC** . **Job Duties** : + Provide tailored systems ... the acquisition and life-cycle management of submarine and undersea systems to include all phases of project and ...of a submarine Program Office. + Must have a SECRET clearance with the ability to obtain and maintain… more
    SAIC (09/25/25)
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  • Responsible AI Senior Systems

    Alaka'ina Foundation Family of Companies (Washington, DC)
    Responsible AI Senior Systems Engineer Location DC...Must be US Citizen + Must have an Active Top Secret clearance with SCI Eligibility The Alaka`ina ... Foundation Family of Companies (FOCs) is possibly looking for a Responsible AI Senior Systems Engineer to provide support for our government customer in… more
    Alaka'ina Foundation Family of Companies (08/08/25)
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  • Senior Systems Engineer

    Leidos (Springfield, VA)
    **Description** The Senior Systems Engineer will provide technical leadership and systems engineering expertise for the Enterprise Information Management ... Command contract. This role is responsible for the full lifecycle of systems engineering activities, ensuring robust, secure, and compliant solutions that meet… more
    Leidos (10/28/25)
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  • Senior Systems Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior Systems Engineer ** to join our team in **Chantilly, VA.** **Responsibilities include but ... infrastructure resources (eg storage and networking), and how to configure operating systems and applications in an efficient manner. + Maintaining platforms of… more
    ManTech (09/30/25)
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  • Senior Systems Engineer

    ManTech (Washington, DC)
    **MANTECH** seeks a motivated and career-focused ** Senior Systems Engineer ** to join our team onsite in **Washington, DC** In this role you will play a vital ... role in planning and designing enterprise systems infrastructure while providing deep technical expertise...analyst capacity **Clearance Requirements:** + Must hold an active Top - Secret clearance. **Physical Requirements:** + The person… more
    ManTech (08/17/25)
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