Requisition Id 16980
Overview: As an HPC Linux Systems Engineer, you will work within the HPC Scalable Systems Group inside of the NCCS Systems Section to support numerous activities of the center. The Scalable Systems group oversees, administers and supports system installation, deployment, acceptance, performance testing, upgrades, problem diagnosis, and troubleshooting of large-scale HPC computational resources. The Systems Section is within the National Center for Computational Sciences Division (NCCS). The HPC Systems Section is responsible for the division's computing, storage, networking, and infrastructure systems and services.The NCCS provides state-of-the-art computational and data science infrastructure, coupled with dedicated technical and scientific professionals, to accelerate scientific discovery and engineering advances across a broad range of disciplines. NCCS hosts the Oak Ridge Leadership Computing Facility, one of DOE's National User Facilities.
Major Duties/Responsibilities: - Install, integrate, and administer HPC Linux clusters and high-speed networks
- Diagnosing system operational problems quickly and effectively
- Coordinating with vendors to resolve hardware and software problems
- Recommending, planning, and coordinating hardware and software changes with customer participation using change management processes
- Porting and writing system management tools
- Documenting system administration procedures for routine and complex tasks
- Participating in a 24-hour, 7-day on-call support rotation and off-hours maintenance windows
- System implementation/integration into the NCCS environment and systems performance analysis.
- Deliver ORNL's mission by aligning behaviors, priorities, and interactions with our core values of Impact, Integrity, Teamwork, Safety, and Service.
Basic Qualifications:- Bachelor's Degree in a scientific or technical field
- 5+ years of Linux systems experience is required
- Demonstrated experience working in classified environments, including a thorough understanding of security policies, compliance frameworks, and associated standard processes (e.g., NIST, DISA STIGs).
- An equivalent combination of education and experience will be considered
Preferred Qualifications:- Experience managing Linux operating systems in a large-scale system environment
- Solid understanding of networked computing environment concepts
- 5+ years of experience with Linux Cluster Administration
- Ability to develop and maintain programs and scripts that aid in the operation and automation of administrative tasks using various shell and scripting languages (bash, Python, Go)
- Experience with Lustre and GPFS file systems
- Experience with batch schedulers (particularly SLURM)
- Experience deploying and maintaining automated configuration management software such as Puppet
- Strong interpersonal and communication skills
- Ability to work as a team player
- Proactive and solution-oriented problem solver
- Prior project and/or team leadership experience
Special Requirements: - Security, Credentials, and Eligibility Requirements: Q clearance with SCI: This position requires the ability to obtain and maintain a Sensitive Compartmented Information (SCI) 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. In addition, due the SCI, you may also be subject to random polygraph testing.
- Visa sponsorship: Visa sponsorship is not available for this position.
- Hybrid/Onsite: In addition, we offer a flexible work environment that supports both the organization and the employee. A hybrid/onsite working arrangement may be available with this position.
