HPC Engineer - System Acceptance & User Environment (Hybrid Eligible)

at  Oak Ridge National Laboratory

Requisition Id 11305
As a U.S. Department of Energy (DOE) Office of Science national laboratory, Oak Ridge National Lab 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! Our vision for diversity, equity, inclusion, and accessibility (DEIA) is to cultivate an environment and practices that foster diversity in ideas and in the people across the organization, as well as to ensure ORNL is recognized as a workplace of choice. These elements are essential for enabling the execution of ORNL’s broader mission to accelerate scientific discoveries and their translation into energy, environment, and security solutions for the nation.

BASIC QUALIFICATIONS:

A minimum of a bachelor’s degree and 5+ years of related experience, an MS and 4+ years of related experience or a Ph.D. Degree area should be in Computer Science or a related field.

Experience working technologies including more than one of the following:

• Fortran
• C
• C++
• Perl
• Python
• Shell scripting (e.g., bash, ksh) in a Linux or Unix environment

In addition, prior experience working with parallel programming technologies including at least one of the following:

PREFERRED QUALIFICATIONS:

• Experience building and installing scientific software and other 3rd party software applications on HPC systems
• Experience with HPC schedulers and resource managers
• Experience implementing scientific software on HPC systems
• Experience developing and completing tests on HPC systems
• Experience developing scientific software on GPU-based HPC systems
• Experience with container technologies (e.g., singularity, docker)
• Experience applying machine learning frameworks on HPC systems
• Experience writing user documentation
• Experience developing and delivering training for users
• Strong technical and analytical skills
• Strong verbal and written communication skills
• Maintains the highest level of professionalism at all times when interacting with internal and external customers
• Demonstrates a high-energy, positive attitude and commitment to quality customer service
• Contributes to a positive team environment within the center by demonstrating a strong work ethic, effectively communicating with others, and proactively anticipating center and user needs
• Experience coordinating and running support teams
• Understanding of the requirements of a DOE, DoD, and/or NSF HPC center

The role comprises the following focus:

• Take technical ownership of user reported problems and provide hands-on support for scientific applications and libraries and users of high performance computing systems and clusters.
• Compile and debug large science and engineering applications.
• Identify and resolve system-level bugs in conjunction with other technical staff.
• Work with vendors to resolve issues and implement changes as necessary.
• Install third-party software applications and tools and provide documentation for usage.
• Develop and implement system tests to ensure newly deployed systems can support user workloads.
• Proactively ensure that users have up-to-date information about the system, including any changes and their impact on the users. HPC User Support staff are very involved in researching and developing documentation and reference material during system early-use and upgrade phases, as well as maintaining them throughout system operation.
• Participate in the development, maintenance, and delivery of training and outreach materials to users.
• Respond to general administrative questions (e.g., system status, requests for accessor special accommodation).
• Implement special projects as requested (e.g., metrics, cyber security, policy discussions, automated monitoring).
• Deliver ORNL’s mission by aligning behaviors, priorities, and interactions with our core values of Impact, Integrity, Teamwork, Safety, and Service. Promote diversity, equity, inclusion, and accessibility by fostering a respectful workplace – in how we treat one another, work together, and measure success.