HPC Infrastructure Platform Engineer

Oak Ridge National Laboratory•Oak Ridge, TN

2d•Onsite

About The Position

The High-Performance Computing Systems Section within the National Center for Computational Sciences (NCCS) 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. NCCS 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. NCCS 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.

Requirements

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

Nice To Haves

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

Responsibilities

Deploy, configure and manage HPC-scale services in a Linux environment, primarily RedHat and Rocky
Perform regular patches, updates and backups
Monitor systems using tools like Nagios and Grafana
Respond to and assist in troubleshooting issues
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
Deploy, configure and support identity and access management services using LDAP and PingFederate
Maintain and enable secure access for human users and automated workloads in Kubernetes
Deploy and manage resources in the NCCS VMware environment
Identify potential automation targets and lead efforts to automate processes
Define policies and procedures for automation and configuration management for the team and organization as a whole
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