High Performance Computing (HPC) Administrator, Principal Specialist, Tucson, AZ Onsite

Us-Az-Tucson-M05 ~ 1151 E Hermans Rd ~ Bldg M05 (external Site)lead

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Quick Summary

Key Responsibilities

Work as a team member in a fast-paced technological environment. Help develop and implement new technologies based upon industry best practices.

Requirements Summary

Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S.

Technical Tools

OtherAdministrator

2026-09-14

United States of America

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

Onsite

Requirements

~1 min read

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

Typically requires a University Degree or equivalent experience and minimum 5 years prior relevant experience, or An Advanced Degree in a related field and minimum 3 years' experience
Active and transferable U.S. government issued 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.
Experience maintaining a medium sized Microsoft Windows Server environment.
Experience with Red Hat Enterprise Linux.
Experience with High Performance Computing scheduling and monitoring tools.

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.
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.

Secret - Current

Active and existing security clearance required on day 1

At RTX, the world's 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. Join us and help shape the future of aerospace and defense.

This Principal Specialist (P3) 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.

Responsibilities

~1 min read

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Work as a team member in a fast-paced technological environment.
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Help develop and implement new technologies based upon industry best practices.
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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).
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Understanding of software tools, automated scripts, batch schedulers, hardware, and system-level troubleshooting, to lead and support the engineering community.
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Perform OS tuning to maximize system performance on high performance computing systems. Work across DT functions to standardize processes and procedures.
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Work with Cybersecurity professionals to maintain security compliance requirements.
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Provide documentation and training on advanced DT HPC processes and procedures. Be a mentor to junior team members.
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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.

Click on this link to read the Policy and Terms

What We Offer

~1 min read

Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Safety, Trust, Respect, Accountability, Collaboration, and Innovation.
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Relocation Eligibility – This role is relocation eligible for the selected applicant if they meet company policy criteria.

Please ensure the role type defined below is appropriate for your needs before applying to this role. This position is classified as: