HPC Infrastructure Engineer

Oak Ridge National Laboratory; Oak Ridge (TN); On-site; USD 120,000 - 160,000; Full time

Benefits offered by this job

On-site amenities

Relocation assistance

Employee discounts

Job summary

Oak Ridge National Laboratory (ORNL) is seeking an HPC Infrastructure Engineer to join the HPC Infrastructure group within NCCS. The role focuses on deploying, configuring and managing Linux-based HPC services and contributing to virtualization, automation and platform reliability.

You will work with Terraform, Ansible and Puppet, build CI/CD pipelines, and collaborate with the Kubernetes Platform team. Strong Linux knowledge, Bash/Python scripting, and experience with OpenLDAP/DNS/DHCP are

Qualifications

• BS degree in computer science or closely related field.
• MS degree in CS or related field (optional but preferred).
• Minimum 4–5 years of experience in Linux systems and Kubernetes administration.
• Experience with virtualization and related platforms such as VMware.

Responsibilities

• Deploy, configure and manage HPC-scale services in a Linux environment.
• Perform patches, updates and backups.
• Monitor systems using tools like Nagios and Grafana.
• Respond to and assist in troubleshooting issues.

Skills

Linux

Kubernetes

Terraform

Ansible

Puppet

Python

Bash

CI/CD

IaC

Education

BS degree in computer science or closely related field

Master's degree

Tools

OpenLDAP

DNS

DHCP

VMware

Job description

The High-Performance Computing Systems Section within the National Center for Computational Sciences (NCCS) is seeking an HPC Infrastructure 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.

Major Duties/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.

Virtualization and Automation:

• Design, deploy and manage the Infrastructure platform using IaC tools such as Terraform, Ansible and Puppet.
• Deploy and manage resources in the NCCS virtualization 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.
• Work with the NCCS Kubernetes Platform team to deploy and manage services for the HPC Infrastructure group.
• Design standardized and automated workflow patterns, build and maintain CI/CD pipelines.
• Develop, maintain and review high-quality code for internal tools using programming languages such as Python and Bash.

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:

• BS 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.

Special Requirements:

• This position requires the ability to obtain and maintain a clearance from the Department of Energy. As such, this position is a Workplace Substance Abuse (WSAP) testing designated position. WSAP positions require passing a pre-placement drug test and participation in an ongoing random drug testing program.

About ORNL:

As a U.S. Department of Energy (DOE) Office of Science national laboratory, ORNL has an impressive 80-year legacy of addressing the nation’s most pressing challenges. Our team is made up of over 7,000 dedicated and innovative individuals! Our goal is to create an environment where a variety of perspectives and backgrounds are valued, ensuring ORNL is known as a top choice for employment. These principles are essential for supporting our broader mission to drive scientific breakthroughs and translate them into solutions for energy, environmental, and security challenges facing the nation.

ORNL offers competitive pay and benefits programs to attract and retain individuals who demonstrate exceptional work behaviors. The laboratory provides a range of employee benefits, including medical and retirement plans and flexible work hours, to support the well-being of you and your family. Employee amenities such as on-site fitness, banking, and cafeteria facilities are also available for added convenience.

• Prescription Drug Plan
• Dental Plan
• Vision Plan
• 401(k) Retirement Plan
• Contributory Pension Plan
• Life Insurance
• Disability Benefits
• Generous Vacation and Holidays
• Parental Leave
• Legal Insurance with Identity Theft Protection
• Employee Assistance Plan
• Flexible Spending Accounts
• Health Savings Accounts
• Wellness Programs
• Educational Assistance
• Relocation Assistance
• Employee Discounts.

This position will remain open for a minimum of 5 days after which it will close when a qualified candidate is identified and/or hired.

ORNL is an equal opportunity employer. All qualified applicants, including individuals with disabilities and protected veterans, are encouraged to apply. UT-Battelle is an E-Verify employer.