• Senior Principal Systems Engineer

    SAIC (Colorado Springs, CO)
    **Description** SAIC seeks a highly experienced and energetic Principal Systems Engineer to support the US Space Force, Space Systems Command, in performing ... government customer, the SAIC Program Manager, and the Chief Engineer, the Systems Engineer is responsible for responsive and coherent planning, development and… more
    SAIC (12/03/25)
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  • Systems Engineer Principal

    General Dynamics Information Technology (Oxnard, CA)
    …Required:** Yes **Job Description:** Job Description **GDIT is actively seeking a Systems Engineer Principal to help support our MCSIL program.** **SECRET ... Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Systems Architecture, Systems Development, Systems Engineering **Experience:** 10… more
    General Dynamics Information Technology (10/14/25)
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  • Principal Linux Systems

    Leidos (Aurora, CO)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal Linux Systems Administrator** in our **National Security Sector's (NSS) Cyber ... a difference in National** **Security!** Join our team as a **Linux Systems Administrator** , where you'll provide crucial support for the implementation,… more
    Leidos (12/19/25)
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  • Sr. Principal Systems Administrator

    Northrop Grumman (Aurora, CO)
    …history. Northrop Grumman Space Systems (NGSP) seeks to find a **Sr. Principal Systems Administrator** supporting the Integrated National Systems (INS) ... networked and standalone computers as directed by the Information Systems Security Manager (ISSM). + Support the Cyber... Systems Security Manager (ISSM). + Support the Cyber Security team. + Report on project status as… more
    Northrop Grumman (11/06/25)
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  • Sr Principal Systems Administrator

    Northrop Grumman (Aurora, CO)
    …they're making history. Northrop Grumman Space Systems (NGSP) is seeking a **Sr Principal Systems Administrator** to join our team at our facility in Aurora, ... networked and standalone computers as directed by the Information Systems Security Manager (ISSM). + Support the Cyber... Systems Security Manager (ISSM). + Support the Cyber Security team. + Report on project status as… more
    Northrop Grumman (11/13/25)
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  • Principal Systems Analyst (Tactical…

    General Dynamics Information Technology (San Diego, CA)
    …**Job Family:** IT Infrastructure and Operations **Skills:** Installation Testing,Requirements, Systems Analysis **Certifications:** CompTIA Security+ CE | CompTIA - ... Required:** Yes **Job Description:** Bring clarity to complexity as a ** Systems Analyst** with GDIT. You'll translate mission needs into actionable requirements… more
    General Dynamics Information Technology (11/18/25)
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  • Principal Information Systems

    Steampunk (Mclean, VA)
    …a Friend (https://careers-steampunk.icims.com/jobs/7178/ principal -information- systems -security-officer/job?mode=apply&apply=yes&in\_iframe=1&hashed=-336029103) ... **Overview** **Steampunk** is searching for a ** Principal Information System Security Officer** to support a government customer. The primary responsibilities for… more
    Steampunk (12/09/25)
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  • Principal Fire Control Systems

    ANSER (Huntsville, AL)
    …in the impact of our service. Position Summary: ANSER is seeking a Principal Fire Control Systems Integration Manager to provide technical and operational ... insight into joint fire control systems , with a focus on space integration and target...fire delivery architectures, and cross-domain integration, including space and cyber domains. + Proven experience integrating diverse fire delivery… more
    ANSER (12/27/25)
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  • Principal Systems Engineer

    RTX Corporation (Woburn, MA)
    …create a safer, more secure world. The RMD team is looking for a ** Principal ** ** Systems Engineer** to support the Missile Defense Sensors (MDS) department. The ... architectural design, requirements generation & flow-down, modeling and simulation, systems analysis, integration, test and evaluation of world-class Missile Defense… more
    RTX Corporation (12/27/25)
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  • Sr. Principal Systems Architect…

    RTX Corporation (San Jose, CA)
    …a safer, more secure world. Applied Signal Technology (AST) is seeking a **Senior Principal Systems Architect** who strives for excellence and has a passion to ... patched and hardened in accordance with NIST-800-171 guidelines + Collaborate with Cyber teams to maintain and monitor system availability, performance, and logs… more
    RTX Corporation (12/18/25)
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