System Administrator - HPC Linux (BT-26122)

Bastion Technologies•Houston, TX

2d•Onsite

About The Position

The System Administrator - HPC Linux will support the space program located in Houston, Texas (77058). This position, working on the Amentum JETS contract, will support the Flight Sciences Laboratory (FSL) at Johnson Space Center (JSC). The FSL is one of JSC's primary compute labs and hosts a wide variety of analyses, which support all human-spaceflight programs at NASA including the International Space Station (ISS), Orion, Space Launch System (SLS), Commercial Crew Program, Human Landing System (HLS), Moon Base and many others. The FSL systems are currently comprised of over 700 machines, 26,000 cores and over 10 PB of storage, which serve more than 1000 users. In this position you will be working with a team of HPC System Administrators to build and maintain all FSL services. This will include High Performance Compute (HPC) administration, high-end Linux workstation administration, high-speed networking, High-speed parallel filesystem administration, and more. The FSL System Administration Team is critical in supporting the FSL users in effectively utilizing the systems. The team's day-to-day tasks include investigating system problems, proactively monitoring system health, and working with FSL users to make sure they can support the NASA human spaceflight mission. Other duties as assigned.

Requirements

US Citizenship or Permanent Resident status due to the sensitivity of customer related information.
Bachelor's degree in information technology, engineering, or related technical discipline.
5+ years of recent and related work experience.
Experience in Linux system administration.
Experience in System configuration management.
Experience in Container Based HPC Workflows.
Experience in Complex CI/CD Workflows.
Experience in HPC job scheduler administration.
Demonstrated problem solving, planning, and communication skills.
Ability to work in a team environment.
Experience with large-scale system administration, with 2 of those years in HPC administration.
Experience with Microsoft Office Suite, Word, Excel, PowerPoint, and TEAMS.
Team players with strong work ethics and must be culture oriented.
Able to communicate effectively, verbally and in written form, with internal and external customers.
Able to follow company programs, processes, procedures, practices, requirements, goals, and objectives.
Organized with good time management skills.
Able to work outside normal schedule and adjust schedule to meet peak periods and surge requirements.

Nice To Haves

RedHat-based systems
Container Technology like Docker, Podman, and Apptainer
Luster High-speed Parallel Filesystems
InfiniBand
Ansible / Foreman
SLURM resource manager
SPACK software manager
Log consolidation and monitoring
Git/Gitlab and software development (CI/CD)
Johnson Space Center campus network
NASA security mechanisms (security plans, POAMs, ATOs, Risk Assessments.

Responsibilities

Build and maintain all FSL services.
High Performance Compute (HPC) administration.
High-end Linux workstation administration.
High-speed networking.
High-speed parallel filesystem administration.
Investigate system problems.
Proactively monitor system health.
Work with FSL users to make sure they can support the NASA human spaceflight mission.