• Senior Principal System…

    RTX Corporation (Tucson, AZ)
    …of our systems and support IT infrastructures around the world. **Sr. Principal System Administrators,** internally known as Sr. Principal Analyst, ... teams to support exciting, critical programs with classified information system capabilities. Success in this role means you can...problems. **What You Will Do** : + Provide IT systems administration in a heterogeneous Microsoft Windows and Red… more
    RTX Corporation (01/15/26)
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  • Principal / Sr Principal Contract…

    Northrop Grumman (Mesa, AZ)
    …best work of your career. Northrop Grumman Defense Systems Sector is seeking a Principal / Senior Principal Contract Administrator to join its team of ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...and subject matter experts. + Knowledge of Contract Management System (CMS) and Cost Point (CP). + Proficient in… more
    Northrop Grumman (12/17/25)
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  • Sr. Principal Storage & Data Protection…

    RTX Corporation (Tucson, AZ)
    …end-of-end solutions to solve complex DT infrastructure problems. As a ** Senior Principal level System Administrator ,** this role will require a seasoned ... problems that create a safer, more secure world. **Sr. Principal Storage & Data Protection System Administrators**...systems . + Experience with Linux and Windows Operating System . (RHEL preferred) + Experience with Active Directory, Domain… more
    RTX Corporation (12/05/25)
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  • System Engineer Senior

    General Dynamics Information Technology (Fort Huachuca, AZ)
    … Advance how our customers operate while you advance your career. Join GDIT as a Systems Administrator Senior and build an impactful career in enterprise IT, ... like you. **MEANINGFUL WORK AND PERSONAL IMPACT** As a Systems Engineer Senior , the work you'll do...technology expertise and drive for innovation to GDIT. The Systems Administrator Principal must have:… more
    General Dynamics Information Technology (12/05/25)
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  • IT Project Manager

    Republic Services (Phoenix, AZ)
    …stakeholders, and to deliver IT projects on time and within budget. ** PRINCIPAL RESPONSIBILITIES:** + Manages projects with some interdependencies to other ... systems and projects. + Creates project schedules and plans... development methods. + Minimum of 3 years of senior level IT professional experience such as Sr Software… more
    Republic Services (01/08/26)
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