Senior Principal Computing; HPC Administrator P4 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

U.S. Citizenship & Clearance: Active and transferable U.S. government issued security clearance required prior to start date. U.S. citizenship required.

Security Clearance Type: DoD Clearance:
Secret

Security Clearance Status: Active and existing security clearance required on day 1

Raytheon Digital Technology – Classified Transformation Information Services – Tucson AZ – onsite role.

At Raytheon, we aim to help our nation and allies defend freedoms and deter aggression. We solve tough, meaningful problems that create a safer, more secure world.

This Senior Principal HPC candidate will provide Raytheon Digital Technology High Performance Computing Administration in a heterogeneous Microsoft Windows and Red Hat Enterprise Linux environment. The candidate will understand Windows Server internals and Linux fundamentals, including DNS, DHCP, AD, and server replication methods.

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

• 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 of high scope and complexity, including the integration of High-Performance Computing hardware, software, and operating systems.
• Understand the use of software tools, automated scripts, batch schedulers, hardware, and system-level troubleshooting to lead and support the engineering community.
• Perform OS tuning to maximize performance on HPC systems and standardize processes across DT functions.
• Work with Cybersecurity professionals to maintain security compliance requirements.
• Provide documentation and training on advanced DT HPC processes. Mentor junior team members.

• University degree or equivalent experience and minimum 8 years relevant experience, or advanced degree and minimum 5 years experience.
• Must obtain required DoDD 8140 / 8570 certification (CompTIA Security+ CE or equivalent) and Operating System certification within 6 months of hire.
• 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.

• HPC experience in a Linux environment.
• Experience with HPC scheduling and monitoring tools.
• Project leadership or management experience within a DT domain; scripting experience.
• 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.
• Unix (including Linux and Solaris) experience in a medium‑to‑high complex environment.
• Knowledge of HPC scheduling and monitoring tools such as SLURM, Grid Engine, and Ganglia.

• 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.
• Relocation eligibility if the selected applicant meets company criteria.

Onsite:
Employees working in onsite roles will work primarily onsite. This role is eligible for relocation for qualifying applicants.

RTX Corporation is an aerospace and defense company that provides advanced systems and services worldwide. The company, formed in 2020, is headquartered in Arlington, VA.

The salary range for this role is $107,500 - $204,500 USD.

Supplies benefits such as medical, dental, vision, life insurance, disability, 401(k), flexible spending accounts, flexible work schedules, employee assistance program, Scholar Program, parental leave, paid time off, and holidays. Specific benefits depend on business unit and collective‑bargaining agreement.

Annual incentive programs may apply depending on role and agreement. Payments are not guaranteed and depend on performance.

RTX anticipates the application window closing approximately 40 days from posting date. This window may shorten or extend.

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, or any other applicable protected class. RTX provides affirmative action for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.