Onsite HPC Systems Administrator Tucson Relocation Eligible

globalhr; Tucson (AZ); On-site; USD 57,000 - 109,000; Full time

Benefits offered by this job

Medical insurance

401(k) match

Paid time off

Job summary

RTX in Tucson, AZ is seeking a System Administrator for High-Performance Computing (HPC) in an onsite role. You will administer Windows and Red Hat Linux environments, manage directory services, and contribute to security hardening and compliance to DoD directives. The position requires a U.S.

citizen with an active DoD clearance. The role emphasizes collaboration across cybersecurity, engineering, and DT teams, with opportunities to mentor junior staff and to obtain required certifications

Qualifications

• Bachelor's degree and up to 2 years of related experience or 4 years total IT/Digital Tech experience.
• Active and transferable U.S. government issued security clearance required prior to start; U.S. citizenship required.
• Experience in Windows and/Linux Server Environments including directory services management and hardening.

Responsibilities

• Work as a team member in a fast-paced environment.
• Help develop and implement new technologies.
• Use troubleshooting techniques to resolve technical problems across HPC hardware, software and OS.
• Lead and support engineering with system-level troubleshooting.
• Perform OS tuning to maximize HPC performance and standardize processes.
• Work with Cybersecurity to maintain security compliance.
• Provide documentation and training on HPC processes; mentor juniors.
• Obtain DoDD 8140/8570 certification within 6 months of hire.

Skills

Windows Server

Linux Server

Directory services (AD/DNS/DHCP)

System hardening

HPC environment

Scripting (PowerShell/Bash)

Cybersecurity compliance

Education

Bachelor's degree

Tools

SLURM

Grid Engine

Ganglia

Red Hat Enterprise Linux

Active Directory

Job description

RTX in Tucson, AZ is seeking a System Administrator for High-Performance Computing (HPC) in an onsite role. You will administer Windows and Red Hat Linux environments, manage directory services, and contribute to security hardening and compliance to DoD directives. The position requires a U.S.

citizen with an active DoD clearance. The role emphasizes collaboration across cybersecurity, engineering, and DT teams, with opportunities to mentor junior staff and to obtain required certifications