HPC System Administrator: National Institute for Computational Sciences - UTK

University of Tennessee•Oak Ridge, TN

5d•$88,000 - $100,000•Hybrid

About The Position

The National Institute for Computational Sciences (NICS) at the University of Tennessee, Knoxville (UTK) is seeking a skilled and motivated System Administrator to join our advanced research computing and enterprise infrastructure team. As a key component of the Min H. Kao Department of Electrical Engineering and Computer Science within the Tickle College of Engineering, NICS supports the University of Tennessee and national science and engineering communities. Our mission is to enhance capabilities to address computationally challenging research problems.

Requirements

Bachelor’s degree in computer science, information technology, or a related technical field.
At least 3 years of professional experience in Linux system administration.
3+ years of experience with the installation, configuration, tuning, and troubleshooting of modern Enterprise Linux operating systems.
Strong working knowledge of core network services and protocols (e.g., DNS, DHCP, NFS, SSH, LDAP integration).
Proven experience with automation and scripting languages (e.g., Ansible, Bash, Python).
Familiarity with virtualization platforms and containerization technologies (e.g., VMware, Kubernetes).
Strong understanding of information security best practices in an enterprise environment.
Excellent problem-solving, time management, and communication skills with the ability to work effectively both independently and within a collaborative team environment.

Nice To Haves

Master’s degree in computer science, information technology, or a related technical field.
Experience with Ansible Automation Platform, OpenShift, Globus, Open OnDemand
Experience working in a higher education, research computing, or High-Performance Computing (HPC) environment.
Familiarity with parallel file systems (Lustre) and cluster resource managers (Slurm).
Relevant professional certifications (e.g., RHCE).

Responsibilities

Install, configure, patch, and maintain enterprise Linux distributions (RHEL) across physical and virtual environments.
Utilize professional monitoring tools to track systems performance, resource utilization, and network health, proactively identifying and resolving potential issues.
Develop, maintain, and enhance automation scripts and configuration management frameworks (e.g., Ansible, Bash, Python) to standardize operations.
Implement and enforce robust security protocols, manage user access controls, apply security patches, and participate in vulnerability remediation and compliance audits.
Coordinate with storage teams to manage file systems (local and remote), ensuring reliable data backup and disaster recovery procedures.
Provide Tier-2 and Tier-3 technical support for researchers, faculty, and internal developers experiencing complex system issues.
Maintain accurate, up-to-date system documentation, network topologies, standard operating procedures, and inventory logs.
Present papers, talks, posters, and similar content at local, regional, and national meetings.