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# HPC Systems & Scheduler Administrator

- **Company:** Axelon Services Corporation
- **Location:** Greenville, SC, United States
- **Contract:** Permanent contract
- **Skills:** Amazon Web Services, Amazon Elastic Compute Cloud, Bash Shell, CentOS, Configuration Management, Cyber Security, Nvidia CUDA, Computer Networks, Continuous Integration, Linux, Monitoring of Systems, Internet Security, Python (Programming Language), Linux System Administration, Virtual Desktops, Performance Tuning, Red Hat Enterprise Linux, Ansible, Service Pack, User Provisioning Software, Datadog, Scripting, Low Latency, Slurm
- **Published:** October 29, 2026
- **Apply:** https://www.careerbuilder.com/job-details/hpc-systems-scheduler-administrator-greenville-sc--26ce97a5-0d77-441b-9dee-95d6d31383ae

## About the Role

Schedule Development, Systems Administration/Management, Software Patches, Operating Systems, Internet Security, Security Compliance, Maintain Compliance, Weighting, Configuration Management, QoS (Quality of Service), * Advanced Linux administration skills (RHEL/CentOS/Rocky Linux ecosystem preferred).

 * Deep expertise with Slurm Workload Manager (configuration, troubleshooting, performance tuning).
 * Experience administering Linux virtual desktops or thin-client environments.
 * Experience managing environment modules, compiler toolchains, and MPI runtimes (OpenMPI, Client MPI, etc.).
 * Experience with HPC networking concepts (latency optimization, MPI tuning, high interconnects).
 * HPC Linux systems administration experience in a production environment.
 * Proficiency with system monitoring and observability tooling.

Preferred Skills:

 * AWS cloud HPC experience (AWS ParallelCluster, EC2 HPC instances, EFA networking).
 * Experience contributing to or supporting a CI/CD pipeline for HPC configurations.
 * Familiarity with GPU compute environments (CUDA runtime, GPU partitioning in Slurm).
 * Knowledge of cybersecurity hardening standards for Linux HPC.
 * Scripting proficiency in Python, Bash, or Ansible for automation.

## Description

* Manage OS-level configuration, patching, and hardening of HPC compute nodes, login nodes, and head nodes.
 * Ensure stability and security compliance in coordination with company's cybersecurity policies.
 * Serve as the primary subject matter expert for the Slurm workload manager.
 * Manage partition configurations, node scheduling policies, fairshare/priority weighting, reservation management, and Quality of Service (QoS) tiers.
 * Manage environment module frameworks, compiler toolchains, MPI libraries, and application runtime environments.
 * Administer and maintain Linux Virtual Desktop environment.
 * Deploy and maintain comprehensive system monitoring for compute, scheduler, and Linux VDI environments.
 * Design and tune scheduling configurations to maximize throughput and minimize queue latency.
 * Profile and tune system-level performance bottlenecks including network fabric, I/O subsystems, and memory bandwidth.
 * Support Linux-side user provisioning, group management, SSH key governance, and sudo/privilege management.