HPC Systems & Scheduler Administrator

PDS Tech Commercial is seeking an experienced HPC Systems & Scheduler Administrator to support a global energy industry leader’s enterprise High-Performance Computing (HPC) environment. This is a highly visible technical role where you’ll serve as a key owner of critical HPC infrastructure, ensuring reliability, scalability, performance, and an exceptional user experience for engineers and researchers who depend on these systems every day.

If you’re passionate about Linux administration, scheduler optimization, HPC technologies, and solving complex performance challenges, this is an opportunity to make a direct impact on large-scale engineering and innovation initiatives.

What You’ll Do

As the HPC Systems & Scheduler Administrator, you’ll play a vital role in maintaining and optimizing enterprise HPC operations.

Linux Systems Administration

• Administer and maintain HPC compute, login, and head nodes
• Manage operating system configuration, patching, security hardening, and system stability
• Ensure compliance with cybersecurity and infrastructure standards

Slurm Scheduler Administration

• Serve as the subject matter expert for Slurm Workload Manager
• Configure partitions, scheduling policies, reservations, priorities, and QoS settings
• Troubleshoot scheduling issues and optimize resource allocation

HPC Environment Management

• Support environment modules, compiler toolchains, MPI libraries, and runtime environments
• Maintain software stacks used for engineering and simulation workloads
• Ensure consistent and reliable application performance across the HPC environment

Linux Virtual Desktop (VDI) Administration

• Manage Linux virtual desktop infrastructure and user environments
• Maintain desktop images, application delivery, and session management
• Standardize operating system configurations and user experiences

Monitoring, Performance & Optimization

• Implement and maintain system monitoring and observability tools
• Monitor infrastructure health, performance, and utilization
• Analyze bottlenecks related to compute resources, storage, networking, and memory
• Develop strategies to improve system throughput and reduce queue times

Access & Security Administration

• Manage Linux user provisioning, groups, SSH keys, and privileged access
• Support governance and access control processes
• Maintain a secure and compliant operating environment

• Advanced Linux administration experience within RHEL, CentOS, Rocky Linux, or similar environments
• Deep expertise with Slurm Workload Manager, including configuration, troubleshooting, and performance tuning
• Hands-on experience supporting production HPC environments
• Experience administering Linux virtual desktop or thin-client environments
• Knowledge of environment modules, compiler toolchains, and MPI runtimes such as OpenMPI or Intel MPI
• Experience with HPC networking concepts, latency optimization, and high-performance interconnects
• Proficiency with monitoring, observability, and alerting platforms
• High School Diploma or equivalent required
• Bachelor’s degree in Computer Science, Information Technology, Engineering, or related field preferred

Preferred Qualifications

• AWS HPC experience, including ParallelCluster, EC2 HPC instances, and EFA networking
• Experience supporting CI/CD pipelines within HPC environments
• Knowledge of GPU computing environments, CUDA, and Slurm GPU scheduling
• Understanding of Linux cybersecurity hardening and security best practices
• Automation experience using Python, Bash, Ansible, or similar scripting tools, If you’re an experienced Linux and HPC professional looking for an opportunity to own critical infrastructure, optimize enterprise-scale computing environments, and contribute to groundbreaking engineering initiatives, we want to hear from you.

• Support cutting-edge engineering and computational workloads that drive innovation
• Work alongside highly skilled infrastructure, HPC, and engineering teams
• Tackle complex performance, scalability, and optimization challenges
• Gain exposure to advanced technologies including cloud HPC, high-speed networking, automation, and simulation platforms
• Join a collaborative environment where your technical expertise directly influences business-critical operations
• Competitive compensation and opportunities for long-term professional growth, This position requires use of information or access to facilities subject to the International Traffic in Arms Regulations (ITAR) and/or Export Administration Regulations (EAR). These regulations may limit access of controlled technologies: 1) to U.S. Persons, including U.S. Citizens, lawful permanent residents, and other narrow categories including refugees and asylees, or 2) to certain foreign nationals that have received an export license.

Pay Details: $59.95 per hour

Benefit offerings available for our associates include medical, dental, vision, life insurance, short-term disability, additional voluntary benefits, EAP program, commuter benefits and a 401K plan. Our benefit offerings provide employees the flexibility to choose the type of coverage that meets their individual needs. In addition, our associates may be eligible for paid leave including Paid Sick Leave or any other paid leave required by Federal, State, or local law, as well as Holiday pay where applicable.

Equal Opportunity Employer/Veterans/Disabled

Military connected talent encouraged to apply

To read our Candidate Privacy Information Statement, which explains how we will use your information, please navigate to https://www.pdstech.com/candidate-privacy

The Company will consider qualified applicants with arrest and conviction records in accordance with federal, state, and local laws and/or security clearance requirements, including, as applicable:

• The California Fair Chance Act
• Los Angeles City Fair Chance Ordinance
• Los Angeles County Fair Chance Ordinance for Employers
• San Francisco Fair Chance Ordinance