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HPC, Linux System Administrator
Sequoia Connect. Administer, configure, maintain, and optimize HPC job scheduling environments, including IBM Spectrum LSF, Slurm, OpenPBS/PBS, or comparable schedulers .
Tech Stack
Tools & technologiesCloudLinuxPerlPHP
About the role
Key responsibilities & impact- Administer, configure, maintain, and optimize HPC job scheduling environments, including IBM Spectrum LSF, Slurm, OpenPBS/PBS, or comparable schedulers
- Design and tune job queues, resource allocation policies, and scheduling strategies for diverse CAE workloads
- Monitor HPC utilization, workload patterns, queue performance, and infrastructure capacity
- Optimize resource allocation to improve cluster efficiency, utilization, and workload throughput
- Troubleshoot job scheduling and execution issues affecting engineering workloads
- Install, configure, upgrade, test, and support CAE and simulation applications in production HPC environments
- Support integration between CAE applications and HPC job scheduling platforms
- Manage CAE software licensing infrastructure, including FlexLM, RLM, or comparable technologies
- Monitor license availability and troubleshoot licensing-related issues
- Diagnose and resolve CAE application issues while minimizing disruption to engineering teams
- Administer and maintain Red Hat Enterprise Linux environments across HPC infrastructure
- Perform Linux OS provisioning, configuration, deployment, patching, and lifecycle management
- Use automated provisioning and configuration-management technologies such as PXE
- Develop and maintain Bash, KornShell, C Shell, Perl, or Awk scripts for administration, monitoring, and health checks
- Maintain system logs, monitoring processes, operational documentation, and standard operating procedures
- Support enterprise HPC server, storage, and network infrastructure
- Troubleshoot hardware and infrastructure issues affecting cluster availability or performance
- Support InfiniBand and high-speed Ethernet technologies
- Participate in hardware installation, maintenance, upgrades, and lifecycle activities
- Perform capacity planning based on utilization, workload trends, and anticipated engineering demand
- Perform regular system health checks across HPC and CAE environments
- Monitor infrastructure performance, availability, utilization, and workload execution
- Track incidents and outages and perform structured root cause analysis
- Develop and implement preventive and corrective actions for recurring issues
- Follow established change-management processes for infrastructure updates and deployments
- Provide reporting on utilization, incidents, capacity, and infrastructure performance
- Identify opportunities to improve HPC performance, reliability, scalability, and operational efficiency
Requirements
What you’ll need- Bachelor's degree in Mechanical Engineering, Electrical Engineering, Computer Engineering, Computer Science, or a related field, and/or equivalent professional experience
- 7+ years of Linux system administration experience, preferably in Red Hat Enterprise Linux (RHEL) environments
- Hands-on experience administering High-Performance Computing (HPC) clusters
- Strong experience with HPC job schedulers such as IBM Spectrum LSF, Slurm, PBS/OpenPBS, or comparable enterprise HPC schedulers
- Experience supporting and integrating CAE applications within HPC environments
- Strong Linux scripting and automation skills using Bash, Shell, Perl, or comparable technologies
- Experience with Linux OS deployment, provisioning, patching, and system automation
- Solid understanding of enterprise server hardware, storage systems, and networking
- Strong troubleshooting and root cause analysis capabilities
- Experience supporting production-critical infrastructure environments
- Resilience, emotional intelligence, and a focus on agile delivery
- Deep understanding of the difference between coding and engineering
- Advanced oral English
- Advanced Spanish
- Desired: hands-on experience with CAE applications such as Ansys, LS-DYNA, Nastran, or comparable engineering simulation platforms
- Desired: experience managing CAE licensing platforms such as FlexLM or RLM
- Desired: experience with InfiniBand or other high-performance networking technologies
- Desired: experience with PXE-based provisioning and automated Linux deployments
- Desired: experience developing internal administration tools or dashboards
- Desired: familiarity with PHP or web-based internal tooling
- Desired: experience supporting HPC environments used for automotive, manufacturing, simulation, or engineering workloads
- Desired: experience with infrastructure capacity planning and performance optimization
- Desired: familiarity with cloud-native foundations or AI coding assistants
Benefits
Comp & perks- Flexible work arrangement options
- Opportunity to join an award-winning employer