• Principal Network Systems Engineer

    Saliense Consulting (Arlington, VA)
    …issues impacting the enterprise environment. Responsibilities include: + Manages the ' system of systems ' architecture development, partitioning of functionality ... Operating Systems . + Monitors, performance tunes, troubleshoots and resolves systems problems to ensure system availability. + Troubleshoots and resolves… more
    Saliense Consulting (01/06/26)
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  • Staff Systems Administrator - Field…

    Lockheed Martin (Beale AFB, CA)
    …equivalent certification for DoD IAT Level 2 Requirement\. Computer systems administration\. \(Tier 1\-2\) Operating system \(OS\) administration \(Linux, ... and communications equipment supplied to our customers\. \- Perform system administration functions on a variety of systems...Business Unit:** RMS **Relocation Available:** No **Career Area:** Systems Engineering: System of Systems more
    Lockheed Martin (01/15/26)
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  • Systems Engineer II / Scrum Master…

    RTX Corporation (Cedar Rapids, IA)
    …the Live, Virtual, and Constructive (LVC) Training Environment. Positioned in the Mission Systems business unit, our role involves addressing challenges such as ... technical excellence in a rapidly growing Air Combat Training market for system of systems requirements, design, verification, accreditation, and sustainment… more
    RTX Corporation (01/13/26)
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  • System Engineer / IT Manager

    Serco (Herndon, VA)
    …Capitol Region Headquarters in Herndon, VA Are you looking for an IT oriented System Architecture position that supports the Corporate Business Lines at Serco ... high degree of ingenuity and innovation; and collaborates with business units to craft unique solutions to respond to...the job description listed above. + Active Certified Information Systems Security Professional (CISSP) Certification or in… more
    Serco (01/03/26)
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  • Systems Architect

    Lockheed Martin (Herndon, VA)
    systems solutions that account for the design and technology maturity constraints of the system * Develop innovative next gen mission systems and system ... models and architectural guidelines for current and future mission system development efforts * Work with Business ...MBSE concepts * Ability and willingness to obtain LM Systems Architect certification within 12 months of… more
    Lockheed Martin (12/17/25)
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  • Principal Systems Engineer - A2G (Onsite)

    RTX Corporation (Cedar Rapids, IA)
    …highest standards of safety and effectiveness. + You will plan and oversee system certification events, from initial design reviews to final compliance checks. ... The Computing Solutions Department is looking for a Principal Systems Engineer for the development of the next generation...Do:** + You will lead the development of a system test strategy and manage certification activities,… more
    RTX Corporation (01/13/26)
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  • Systems Engineer

    General Dynamics Information Technology (Macdill AFB, FL)
    …NEED TO SUCCEED** Bring your technology expertise and drive for innovation to GDIT. The Systems Engineer Senior must have: + Certification : DoD 8140 or DoD 8570 ... Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Scripting, System Administration,Virtualization Technologies **Certifications:** CompTIA Network+ CE | CompTIA… more
    General Dynamics Information Technology (01/10/26)
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  • Systems Engineer II

    RTX Corporation (State College, PA)
    …overview details + Possess Scaled Agile Framework (SAFe) knowledge and experience, as a System Engineer + CompTIA Security + Certification - Linux + Experience ... secure world. We have an exciting opportunity for a Systems Engineer II to join our team. In this...the ongoing development of an advanced, leading-edge hybrid software system while providing technical guidance and supporting strong team… more
    RTX Corporation (11/21/25)
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  • Sr Principal Engineer Systems - Sys…

    Northrop Grumman (Colorado Springs, CO)
    …to 10% for business needs + Must possess an understanding of systems engineering processes and principles + Demonstrated Systems Engineering skills and ... program is a key component of the Missile Defense System . It is a vital operational system ...diagrams, are required **Preferred Qualifications:** + Master's Degree in Systems Engineering is highly preferred + Certification :… more
    Northrop Grumman (01/17/26)
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  • Sr Principal Systems Software Engineer

    Sierra Nevada Company, LLC (Plano, TX)
    …you'll work on cutting-edge defense systems , owning full system lifecycle responsibilities (requirements, modeling, simulation, test, certification , ... ISR (Intelligence, Surveillance & Reconnaissance), Aviation, and Security (IAS) business area is a leader in ISR and aviation,...System Engineering (MBSE) approaches and tools + Software Systems Experience + Working knowledge of Python, C++. +… more
    Sierra Nevada Company, LLC (01/06/26)
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