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Computing; HPC System Administrator, Analyst, Onsite - Tucson, AZ

Job in Tucson, Pima County, Arizona, 85718, USA
Listing for: Raytheon
Full Time position
Listed on 2026-06-18
Job specializations:
  • IT/Tech
    Systems Administrator, Unix/Linux, Cybersecurity, IT Support
Salary/Wage Range or Industry Benchmark: 80000 - 100000 USD Yearly USD 80000.00 100000.00 YEAR
Job Description & How to Apply Below
Position: High Performance Computing (HPC) System Administrator, Analyst,  Onsite - Tucson, AZ

Location: US-AZ-TUCSON-M05 ~ 1151 E Hermans Rd ~ BLDG M05 (External Site)

Date Posted:

Country: United States of America

Position Role Type: Onsite

Security Clearance Requirements: Active and transferable U.S. government issued Secret security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.

System Administrator, High Performance Computing (HPC) – P1

At RTX, the world largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world‑class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.

Raytheon brings the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world.

This Analyst (P1) level, High‑Performance Computing (HPC) candidate will provide Raytheon Digital Technology with High Performance Computing Administration in a heterogeneous Microsoft Windows and Red Hat Enterprise Linux environment. This candidate will understand Windows Server internals, and knowledge of Linux fundamentals to include DNS, DHCP, AD, and server replication methods.

This position is an onsite role in our Tucson, Arizona location. Relocation support will be provided to the selected applicant, if they meet company policy eligibility requirements.

What You Will Do
  • Work as a team member in a fast‑paced technological environment.
  • Help develop and implement new technologies based upon industry best practices.
  • Use troubleshooting techniques to resolve technical problems at a high scope and complexity to include the integration of High‑Performance Computing hardware, software, and operating systems (OS).
  • Understand software tools, automated scripts, batch schedulers, hardware, and system‑level troubleshooting, to lead and support the engineering community.
  • Perform OS tuning to maximize system performance on high performance computing systems. Work across DT functions to standardize processes and procedures.
  • Work with Cybersecurity professionals to maintain security compliance requirements.
  • Provide documentation and training on advanced DT HPC processes and procedures. Be a mentor to junior team members.
  • Must be able to obtain required Department of Defense Directive (DoDD) 8140 / 8570 Certification requirements (CompTIA Security+ CE or equivalent certification and an Operating System Certification) within 6 months of hire date.
Qualifications You Must Have
  • Typically requires a bachelor’s degree and less than 2 years of relevant experience or a total of 4 years relevant technical experience in IT or Digital Technology.
  • Active and transferable U.S. government issued Secret security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.
  • Experience in Windows and/or Linux Server Environments including directory services management, and system hardening.
Qualifications We Prefer
  • High Performance Computing (HPC) experience in a Linux environment.
  • Experience in project leadership, management, or project management in a DT domain and basic to advance scripting experience.
  • Experience maintaining a medium sized Microsoft Windows Server environment.
  • Experience with Red Hat Enterprise Linux.
  • Experience with High Performance Computing scheduling and monitoring tools.
  • An active DoD Secret or Top‑Secret Clearance.
  • Advanced hands‑on experience with Windows and Unix security hardening, systems integrations, advanced troubleshooting, and authentication service integration (LDAP).
  • Unix (Including Linux and Solaris), experience in a medium to high complex environment(s).
  • Working knowledge of High‑Performance Computing scheduling and monitoring tools such as SLURM, Grid Engine and Ganglia.
Wha…
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