HPC Linux Systems Engineer, Associate
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Upload Your ResumeAbout This Role
This role is for an HPC Linux Systems Engineer to join the HPC Infrastructure team, responsible for deploying, configuring, and managing HPC-scale services in a Linux environment at the National Center for Computational Sciences.
Responsibilities
- Deploy, configure and manage HPC-scale services in a Linux environment, primarily RedHat and Rocky
- Coordinate and perform regular patches, updates and backups
- Monitor systems using tools like Nagios and Grafana
- Deploy and administer NFS storage using NetApp
- Respond to and troubleshoot complex issues
- Administer RSA SecureID and PingFederate servers
- Deploy, configure and support identity and access management services such as single-sign on (SSO), OAuth, two-factor auth, zero trust
- Integrate IdM with user applications and Entra ID
- Deploy and manage resources in the NCCS VMware environment
- Automate systems administration tasks using tools like Puppet, Terraform and Ansible
Requirements
- 2+ years experience in Linux systems administration and/or Identity Management (with Bachelor's)
- 1+ year experience in Linux systems administration and/or Identity Management (with Master's)
Qualifications
- Bachelor’s degree in computer science or closely related field, or Master's Degree.
- Minimum of 2 years of experience in Linux systems administration and/or Identity Management with a Bachelor's degree, or 1 year with a Master's degree.
Nice to Have
- Excellent interpersonal/communication skills
- Ability to work within a team
- Foundational knowledge of modern authentication and authorization standards (SAML, OAuth 2.0, OpenID Connect (OIDC), LDAP)
- Familiarity with managing user identities and group memberships in LDAP and Active Directory
- Understanding of cloud-native IAM concepts (roles, policies, service accounts) in platforms like AWS, Azure, or GCP
- Strong working knowledge of Linux system fundamentals and common network protocols
- Programming and scripting skills in Python and bash
- Understanding of versioning and code review tools like GitHub and GitLab
- Experience with configuration management tools such as Puppet or Ansible
- Experience deploying and maintaining virtual environments using VMWare
- Working knowledge of common infrastructure services such as OpenLDAP, DNS, DHCP
- Ability to plan, prioritize and complete assigned projects with minimal supervision
Skills
* Required skills
Benefits
About Oak Ridge National Laboratory
Oak Ridge National Laboratory (ORNL) is a U.S. Department of Energy Office of Science national laboratory with an 80-year legacy of addressing the nation’s most pressing challenges. They host the Oak Ridge Leadership Computing Facility (OLCF), one of the Department of Energy’s (DOE) National User Fa...