HPC Systems & Scheduler Administrator

PDS Tech Commercial, Inc.; Greenville (SC); On-site; USD 70,000 - 95,000; Full time

Benefits offered by this job

Medical Insurance

Dental Insurance

Vision Insurance

401K Plan

Paid Leave

Job summary

PDS Tech Commercial, Inc. is seeking an experienced HPC Systems & Scheduler Administrator to support a global energy leader’s enterprise HPC environment in Greenville, SC.

You will own critical infrastructure, ensuring reliability and high performance for engineers and researchers who rely on these systems daily. Responsibilities include Linux administration, Slurm scheduling, environment management, and VDI administration, with emphasis on security, monitoring, and performance optimization in a

Qualifications

• Advanced Linux administration experience in RHEL/CentOS/Rocky Linux or similar.
• Deep expertise with Slurm Workload Manager, including configuration and performance tuning.
• Hands-on experience supporting production HPC environments.
• Experience administering Linux VDI or thin-client environments.
• Knowledge of environment modules, compiler toolchains, and MPI runtimes (OpenMPI/Intel MPI).
• Experience with HPC networking concepts and latency optimization.
• Proficiency with monitoring, observability, and alerting platforms.
• High School Diploma or equivalent required; Bachelor’s preferred.

Responsibilities

• Maintain and optimize enterprise HPC operations for reliability and performance.
• Administer HPC compute/login/head nodes and ensure security hardening.
• Configure Slurm partitions, policies, reservations, priorities, QoS; troubleshoot issues.
• Manage environment modules, compilers, MPI runtimes, and software stacks.
• Oversee Linux VDI administration, images, and user sessions.
• Monitor system health and optimize resource utilization; reduce queue times.

Skills

Linux Admin

Slurm

HPC

Troubleshooting

MPI runtimes

Security hardening

VDI

Monitoring

Python/Bash

Education

Bachelor's degree in Computer Science/IT/Engineering

High School Diploma or equivalent

Tools

Slurm Workload Manager

OpenMPI/Intel MPI

Environment modules

Job description

• Location: Greenville, SC | Onsite

Drive the Performance Behind Advanced Engineering & Simulation Environments

• Location: Greenville, SC | Onsite
• Schedule: 1st Shift | Monday-Friday | Flexible Start Times (7:00 AM-9:00 AM)
• Pay Rate: $59.95/hour

Shape the Future of High-Performance Computing

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

Required Qualifications

• 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

Why Join Us?

• 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

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

Requirements

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

Massachusetts Candidates Only

It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.