• Principal Systems Administrator

    RTX Corporation (Tucson, AZ)
    …as only US citizens are eligible for a security clearance. + Experience supporting Windows and/or Linux operating systems . + Experience with but not ... secure world. **What You Will Do:** + Experience with Linux architecture, deployment, administration, networking, performance monitoring/tuning, security hardening,… more
    RTX Corporation (08/21/25)
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  • Windchill Application Administrator,…

    RTX Corporation (Plano, TX)
    …technologies, tools, or methodologies: PTC Windchill, Oracle database, Apache web server, Linux & Windows server operating systems , Shell scripting, ... Engineering Digital Solutions (EDS)** group is seeking a motivated Business Systems & Transformation Technologist ( Principal Specialist). This candidate will… more
    RTX Corporation (09/19/25)
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  • Principal Engineer Software/Sr…

    Northrop Grumman (Melbourne, FL)
    …Our employees are not only part of history, they're making history. **Northrop Grumman Systems Corporation** is seeking a ** Principal ** or **Senior Principal ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...+ Expert knowledge and experience developing software in a Linux and Windows environment. + Experience with… more
    Northrop Grumman (09/30/25)
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  • Sr. Principal NetApp Storage Administrator

    Northrop Grumman (Linthicum Heights, MD)
    …Servers ( Windows & Linux ), Workstations ( Windows & Linux ), Networking equipment, and NetApp storage systems . + Install, configure, and maintain ... deploying vulnerability scanning tools and remediation. + Experience deploying and managing Linux systems (preferably Red Hat) in both a domain-joined and… more
    Northrop Grumman (07/18/25)
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  • DevOps Software Engineer / Principal DevOps…

    Northrop Grumman (Melbourne, FL)
    …+ Experience with UCI Schema and CAL development + Strong working knowledge of Windows and Linux environments + Experience in creating and maintaining CI/CD ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...has an opening for a **DevOps Software Engineer** / ** Principal DevOps Software Engineer** to join our team of… more
    Northrop Grumman (09/10/25)
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  • Principal Systems Integration & Test…

    Northrop Grumman (Aurora, CO)
    …experience may be accepted in lieu of a degree. + Hands-on experience with Linux and Windows -based systems . + Experience with software installations ... Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations… more
    Northrop Grumman (08/14/25)
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  • Senior Principal Test Systems…

    RTX Corporation (Tucson, AZ)
    …teaming skills, as well as written and oral communication skills. + Experience with both Windows and Linux operating systems . + Knowledge of or experience ... opportunity for a full-time position of **Senior** **P** **rincipal** **Test Systems ** **Execution Lead Engineer** located **onsite** **in Tucson, Arizona** . This… more
    RTX Corporation (09/18/25)
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  • Principal Test Systems Technical…

    RTX Corporation (Tucson, AZ)
    …teaming skills, as well as written and oral communication skills. + Experience with both Windows and Linux operating systems . + Knowledge of or experience ... an exciting opportunity for a full-time position of **P** **rincipal** **Test Systems ** **Technical Lead Engineer** located **onsite in Tucson, Arizona** . This… more
    RTX Corporation (09/18/25)
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  • Network Engineer Principal

    SAIC (Norfolk, VA)
    **Description** SAIC is looking for a talented **Network Engineer Principal ** to provide communications and networking systems engineering support to the ... Common Data Link (CDL), Link 16, and Joint Tactical Radio System (JTRS). + Windows and Linux system administration skills. + Expertise in network routing &… more
    SAIC (08/27/25)
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  • Principal Cybersecurity Engineer

    Leonardo DRS, Inc. (Bridgeton, MO)
    …application security testing (DAST) tools, or network analysis tools + Proficiency in both Linux and Windows operating systems + Experience with scripting in ... **Job Summary** Leonardo DRS is seeking a full time Principal Cybersecurity Engineer for our Bridgeton, MO facility. The...hardware + Experience with security hardening techniques for operating systems (eg, Windows , Linux ), network… more
    Leonardo DRS, Inc. (08/23/25)
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