Infrastructure Platform Engineer

Job Description

Job Description

• Must be eligible for a federal security clearance (U.S. citizen)
• On-site or Hybrid preferred (Oak Ridge, TN), but will consider remote

Overview:

The High-Performance Computing Systems Section within a large Research and Development Facility with the Department of Energy is seeking an HPC Infrastructure Platform Engineer to join the HPC Infrastructure group. The preferred candidate will possess commensurate knowledge, skills, and abilities in addition to relevant education, certifications, experience, and demonstrated ability to work as a member of a team.

This group provides state-of-the-art computational and data science infrastructure coupled with dedicated technical and scientific professionals tackling large-scale problems across a broad range of scientific domains for accelerating scientific discovery and engineering advances. This group hosts the Oak Ridge Leadership Computing Facility (OLCF), one of the Department of Energy’s (DOE) National User Facilities, which operates Frontier, the nation’s first exascale supercomputer.

Major Duties/Responsibilities:

Linux Administration:

• Deploy, configure, and manage HPC-scale services in a Linux environment, primarily Red Hat and Rocky
• Perform regular patching, updates, and backups
• Monitor systems using tools like Nagios and Grafana
• Respond to and assist in troubleshooting issues

Kubernetes Administration and Automation:

• Build and maintain foundational internal platforms and tools to enable the HPC Infrastructure team to reliably deploy, monitor, and scale applications
• Design standardized and automated workflow patterns, build and maintain CI/CD pipelines
• Offer self-service, excellent documentation, and assistance to HPC Infrastructure group members for efficient consumption of platform services
• Develop, maintain, and review high-quality code for internal tools using programming languages such as Python, Golang, or Rust
• Define policies and procedures for automation and configuration management for the team and organization as a whole

Project Management and Leadership:

• Lead small Infrastructure projects through the project lifecycle
• Mentor and train junior staff, creating training documentation, holding knowledge sharing sessions, and fostering skill growth throughout the team
• Propose and implement improvements to existing Infrastructure systems as well as new systems, processes, and procedures

Basic Qualifications:

• Bachelor’s degree in computer science or closely related field and a minimum of 5 years of experience in Linux systems and Kubernetes platform administration, or a master’s degree and a minimum of 4 years of experience in Linux systems and Kubernetes platform administration
• An equivalent combination of education and experience will be considered

Preferred Qualifications:

• Excellent interpersonal/communication skills and the ability to work within a team
• Strong experience designing, building, and maintaining Kubernetes platform tools
• Strong working knowledge of Linux system fundamentals and common network protocols
• Programming and scripting skills in common languages such as Python and bash
• Understanding of versioning and code review tools like GitHub and GitLab
• Experience implementing and supporting highly-available systems and services
• Experience with configuration management tools such as Puppet or Ansible
• Experience deploying and maintaining virtual environments using VMware
• Experience deploying, maintaining, and troubleshooting a variety of infrastructure services such as OpenLDAP, DNS, DHCP, etc.
• Ability to plan, prioritize, and complete assigned projects with minimal supervision