HPC Linux System Administrator

Location: Clear Lake, 2101 E NASA Pkwy, Houston, TX 77058, USA. Fully remote work may be considered for candidates with strong, demonstrated HPC experience. U.S. citizenship or U.S. permanent residency and completion of a U.S. government background investigation are required.

Benefits include medical, dental, vision, life and disability insurance, paid time off, and a 401(k).

Company

hirify.global supports NASA under the JETS II contract, including the Flight Sciences Laboratory at Johnson Space Center.

What you will do

• Administer and improve a 700+ machine, 26,000-core, 10+ petabyte on-premises HPC environment.
• Configure, monitor, and troubleshoot an HPC job scheduler such as Slurm, PBS/Torque, or LSF.
• Administer a high-speed parallel filesystem such as Lustre or GPFS.
• Support containerized HPC workflows and CI/CD pipelines, including Jacamar and run-node integration.
• Maintain system configuration, monitoring, alerting, and cluster reliability.
• Work directly with scientists and engineers supporting NASA human spaceflight programs.

Requirements

• Production experience administering an HPC job scheduler, including queue or partition configuration, accounting, and job-failure troubleshooting.
• Production experience administering Lustre or GPFS; general NAS, SAN, or NFS administration is not a substitute.
• At least five years of Linux system administration experience in an on-premises, bare-metal, cluster, or research-computing environment.
• Experience with containers in HPC, CI/CD workflows, configuration management, and monitoring or alerting systems.
• A bachelor's degree or equivalent certification in a related field, or equivalent experience.
• Proof of U.S. citizenship or U.S. permanent residency and eligibility for a U.S. government background investigation are required.

Nice to have

• Red Hat-based Linux, InfiniBand, xCAT, Warewulf, Ansible, or Foreman experience.
• SPACK, EasyBuild, Lmod, Environment Modules, MPI, Git, GitLab, or Jacamar experience.
• Experience with AI tooling in sysadmin workflows, automation, or user-facing HPC jobs.
• Knowledge of NASA security mechanisms, including security plans, POAMs, ATOs, and risk assessments.

Culture & Benefits

• Work in a critical computing environment supporting ISS, Orion, SLS, Commercial Crew, Lunar Gateway, and the Human Landing System.
• Comprehensive medical, dental, and vision coverage.
• Company-paid life and disability insurance.
• Paid time off and a 401(k).
• 9/80 work schedule with every other Friday off when applicable.