HPC Linux Systems Engineer

Oak Ridge National Laboratory; Oak Ridge, Northern (TN, KY); Hybrid; USD 110,000 - 160,000; Full time

Benefits offered by this job

Relocation Assistance

Health Insurance

Retirement Plan

Wellness Programs

Educational Assistance

On-site Fitness

Employee Discounts

Job summary

The National Center for Computational Sciences at Oak Ridge National Laboratory seeks an HPC Linux Systems Engineer to support Frontier and other HPC environments. You will install, administer, diagnose, and optimize Linux clusters, coordinate with vendors, and help maintain security and reliability across 24/7 operations.

Join a team delivering world-class computing, collaborating across disciplines to advance science, with a hybrid/onsite work arrangement and extensive benefits.

Qualifications

• Bachelor’s Degree in a scientific or technical field is required.
• 5+ years of Linux systems experience and security policy exposure.
• Equivalent combination of education and experience considered.

Responsibilities

• Install, integrate, and administer HPC Linux clusters and high-speed networks.
• Diagnose system operational problems quickly and effectively.
• Coordinate with vendors to resolve hardware and software problems.
• Plan and coordinate hardware/software changes with customer participation.
• Port and write system management tools.
• Document system administration procedures for tasks.
• Participate in 24/7 on-call support rotation and maintenance windows.
• Integrate systems into NCCS and analyze performance.
• Deliver ORNL’s mission aligned with core values.

Skills

Linux Sys Admin

HPC Clusters

SLURM

Scripting (bash/Python)

Lustre/GPFS

Security Compliance

Vendor Coordination

On-call Support

Education

Bachelor’s Degree in a scientific or technical field

Tools

Puppet

Go

Python

Bash

Job description

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The National Center for Computational Sciences (NCCS) at Oak Ridge National Lab (ORNL), which hosts several of the world’s most powerful computer systems, is seeking a highly qualified individual to play a key role in improving the security, performance, and reliability of the NCCS computing environments. This includes supporting one of the fastest supercomputers in the world, Frontier, along with numerous commodity clusters and specialized programs and partnerships. Frontier is one of the scientific research community's most powerful computational instruments for exploring solutions to some of today's most challenging problems.

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.

About ORNL:

As a U.S. Department of Energy (DOE) Office of Science national laboratory, ORNL has an impressive 80-year legacy of addressing the nation’s most pressing challenges. Our team is made up of over 7,000 dedicated and innovative individuals! Our goal is to create an environment where a variety of perspectives and backgrounds are valued, ensuring ORNL is known as a top choice for employment. These principles are essential for supporting our broader mission to drive scientific breakthroughs and translate them into solutions for energy, environmental, and security challenges facing the nation.

ORNL offers competitive pay and benefits programs to attract and retain talented people. The laboratory offers many employee benefits, including medical and retirement plans and flexible work hours, to help you and your family live happy and healthy. Employee amenities such as on-site fitness, banking, and cafeteria facilities are also provided for convenience.

Other benefits include the following:

• Prescription Drug Plan
• Dental Plan
• Vision Plan
• 401(k) Retirement Plan
• Contributory Pension Plan
• Life Insurance
• Disability Benefits
• Generous Vacation and Holidays
• Parental Leave
• Legal Insurance with Identity Theft Protection
• Employee Assistance Plan
• Flexible Spending Accounts
• Health Savings Accounts
• Wellness Programs
• Educational Assistance
• Relocation Assistance
• Employee Discounts

This position will remain open for a minimum of 5 days after which it will close when a qualified candidate is identified and/or hired.

ORNL is an equal opportunity employer. All qualified applicants, including individuals with disabilities and protected veterans, are encouraged to apply. UT-Battelle is an E-Verify employer.