Location: Oak Ridge, TN
Cap-Exempt H-1B Position — No lottery required
Requisition Id 16495 **Overview:** The Field Intelligence Operations Division invites candidates to apply to join our National Security Computing team to contribute to the design, implementation, and management of HPC systems within a classified environment. We are looking for candidates with experience in HPC architecture, cluster management, and parallel computing, with a proven ability to work within highly secure and regulated environments. This role involves close collaboration with security teams, scientists, and IT leadership to ensure that the HPC infrastructure meets the stringent performance, security, and compliance requirements necessary for classified work. As part of our team, you will be joining a vibrant group of professionals eager to provide premier customer service to ensure people and information technology remain secure. The team is collaborative and strives to ensure security practices and procedures are understood, implemented, and enforced. All team members deliver ORNL’s mission by aligning behaviors, priorities, and interactions with our core values of Impact, Integrity, Teamwork, Safety, and Service. **This evergreen posting represents multiple openings for roles across ORNL’s high-performance computing classified ecosystem.** **Major Duties and Responsibilities:** - Install, integrate, and administer Linux-based HPC clusters, storage systems, and high-speed networks. - Monitor and optimize system performance, reliability, and scalability for large-scale computational workloads. - Diagnose complex hardware and software issues, coordinating with vendors and internal engineering teams to implement solutions. - Participate in system design, deployment, acceptance testing, and upgrades for leadership-class and research computing systems. - Develop and maintain automation, configuration management, and monitoring solutions using tools such as Ansible, Puppet, Bash, or Python. - Collaborate with scientists, researchers, and technical staff to en