Location: Oak Ridge, TN
Cap-Exempt H-1B Position — No lottery required
Requisition Id 16484 **Overview:** The High-Performance Computing Systems Section within the National Center for Computational Sciences (NCCS) is seeking an IAM Linux 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:** Systems Administration: - Deploy, configure and manage HPC-scale services in a Linux environment, primarily RedHat and Rocky - Assist in deploying, scaling and maintaining on-premise Kubernetes clusters - Perform regular patches, updates and backups - Monitor systems using tools like Nagios and Grafana - Respond to and assist in troubleshooting issues Identity Management and Security: - Administration of 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, etc… - Maintain and enable secure access for human users and automated workloads in kubernetes - IdM integration with user applications and Entra ID Virtualization and Automation: - Deploy and manage resources in the NCCS VMware environment - Automate systems administration tasks using tools like Puppet, Terraform and Ansible **Basic Qualifications:** - Bachelor’s degree in computer science or closely relate field and a minimum of 2 years of experience in Linux systems administration and/or