Senior HPC Linux Systems Engineer

Job description

Requisition Id 15310 

Overview:

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.

As a U.S. Department of Energy (DOE) Office of Science national laboratory, ORNL has an extraordinary 80-year history of solving the nation’s biggest problems.

We have a dedicated and creative staff of over 6,000 people!

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.
• Lead system deployment, integration and troubleshooting of a large-scale computer system.
• Participate in relevant systems topics with the internal and external community of peers contributing experiences and solutions.
• Mentor junior-level staff as they join the group.
• 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
• 8+ years of Linux systems experience is required
• 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
• 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 Requirement:

This position requires the ability to obtain and maintain a 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.


Security, Credentialing, and Eligibility Requirements:
For employment at Oak Ridge National Laboratory (ORNL), a Real ID compliant form of identification will be required.

Additionally, ORNL is subject to Department of Energy (DOE) access restrictions.

All employees must also be able to obtain and maintain a federal Personal Identity Verification (PIV) card as mandated by Homeland Security Presidential Directive 12 (HSPD-12) and Department of Energy (DOE) Order 473.1A, which requires a favorable post-employment background investigation.

To obtain this credential, new employees must successfully complete and pass a Federal Tier 1 background check investigation.

This investigation includes a declaration of illegal drug activities, including use, supply, possession, or manufacture within the last year.

This includes marijuana and cannabis derivatives, which are still considered illegal under federal law, regardless of state laws.

For foreign national candidates:
If you have not resided in the U.S. for three consecutive years, you are not eligible for the PIV credential and instead will need to obtain a favorable Local Site Specific Only (LSSO) risk determination to maintain employment.

Once you meet the three-year residency requirement, you will be required to obtain a PIV credential to maintain employment.

  

Benefits at ORNL:

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.

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.

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, and Employee Discounts.

If you have difficulty using the online application system or need an accommodation to apply due to a disability, please email: ORNLRecruiting@ornl.gov.

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.

We accept Word (.doc, .docx), Adobe (unsecured .pdf), Rich Text Format (.rtf), and HTML (.htm, .html) up to 5MBin size.

Resumes from third party vendors will not be accepted; these resumes will be deleted and the candidates submitted will not be considered for employment.

If you have trouble applying for a position, please email ORNLRecruiting@ornl.gov.

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.

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.

We accept Word (.doc, .docx), Adobe (unsecured .pdf), Rich Text Format (.rtf), and HTML (.htm, .html) up to 5MB in size.

Resumes from third party vendors will not be accepted; these resumes will be deleted and the candidates submitted will not be considered for employment.

If you have trouble applying for a position, please email ORNLRecruiting@ornl.gov.

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.

Required Skill Profession

Computer Occupations