High-Performance Computing
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The Aerospace Corporation is seeking a talented High-Performance Computing (HPC) Engineer (Site Reliability Engineer Staff III/IV) to join our Computational Services team. In this role, you will develop, implement, and optimize HPC clusters that support both on-premises and cloud environments. You will work alongside rocket scientists and engineers, tackling complex space enterprise challenges while having direct impact on critical national security missions. We value a collaborative, proactive mindset and a shared commitment to engineering excellence.
The selected candidate will be required to work full-time, on-site at our facility in El Segundo, CA or Chantilly, VA.
What You'll Be Doing
- Collaborate with scientists and engineers on diverse projects supporting mission-critical technical analysis for national space assets
- Lead cross-functional teams and mentor junior engineers.
- Design and implement HPC solutions that optimize resource utilization across diverse workloads in both classified and unclassified settings.
- Manage on premise 10,000-core classified cluster and a 5,000-core unclassified cluster to ensure peak performance.
- Deliver high-quality HPC infrastructure design, and system configuration.
- Develop and deploy automation solutions using tools such as Clush.
- Manage infrastructure using Infrastructure-as-Code and GitOps practices
- Implement, support, and optimize GPU computing.
- Monitor, analyze, and tune HPC system performance, utilization, and resource allocation to maintain operational efficiency.
- Develop cost-efficient HPC service offerings that align with mission and business objectives.
- Harden Linux systems to meet stringent security requirements
What You Need to be Successful
Minimum Requirements for the Site Reliability Engineer Staff III:
- Bachelor's degree in Computer Science, Engineering, or equivalent experience.
- Minimum of 7 years' experience in Linux system administration within an enterprise HPC environment.
- Experience supporting technical software (compilers, mod tools, languages, COTS, GOTs) including the development of environment modules.
- In-depth knowledge of Linux, networking, and HPC systems.
- Experience with Infrastructure-as-Code and GitOps
- Proven experience in managing the Slurm scheduler and setting up HPC systems for both interactive and batch workloads.
- Experience provisioning and supporting AI & NVIDIA GPU technologies (e.g. CUDA)
- Proficiency in scripting and competence with automation tools such as Clush.
- Experience hardening Linux systems to meet security requirements
- Experience with hardware and infrastructure automation in environments using server vendors such as HPE or Cisco.
- Strong communication skills, with an ability to work both independently and as part of a geographically distributed team.
- CompTIA Security+ CE certification or equivalent that meets DoD 8570.01-m requirements for IAT Level II personnel
- Ability to obtain and maintain a TS/SCI clearance (U.S. citizenship required).
- Demonstrated ability to lead cross-functional teams and mentor junior engineers.
In addition to the above, the minimum requirements for the Site Reliability Engineer Staff IV include:
- 9+ years of experience in an enterprise 100+ server HPC cluster operations and administration
- Experience with performance analysis and optimization with custom developed technical software in collaboration with scientists and engineers.
- Expertise in optimizing and customizing Slurm partitions, qualities of service and priority to balance utilization and reduce job wait times.
- Experience performing in-place upgrades of Slurm.
- Implementing visualization of live system telemetry
- Experience developing and architecting cluster configuration management
- Advanced Infrastructur
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