HPC Software Engineer
Oak Ridge National Laboratory
Requisition Id 16549 Overview:We are hiring a HPC Software Engineer to design, operate and maintain clusters, servers, and workstations supporting services where science happens at ORNL! This position resides in the Emerging Technologies & Computing group in the Research Computing Division in the Information Technology Services Directorate at Oak Ridge National Laboratory (ORNL).The Emerging Technology Computational Group facilitates ORNL goals through HPC systems engineering, integration, and support for the research community at ORNL. By providing design, deployment, optimization, monitoring, and tooling support across multiple clustered infrastructures, we facilitate Lab-wide R&D projects. Our HPC clusters range in scope from just a handful of nodes to over fifty-thousand cores.We partner with ORNL research organizations to enable research excellence and delivery. We work with other clustered computing and HPC groups to help research programs identify the best solutions for their needs. When we build our customer's environments, our team collaborates to design, implement, and maintain the systems from inception to retirement.Major Duties/Responsibilities:Advocate and promote HPC and clustered computing software solutions to researchers who process large data sets, run simulations, and develop scientific code as part of their projects.Design, develop, optimize, and maintain scientific software, workflows, libraries, and tools for production HPC environments.Ensure the performance, scalability, portability, reliability, and maintainability of software running on production systems.Leverage automation, testing, and modern software engineering practices to minimize maintenance overhead and improve software quality and reproducibility.Collaborate with technical points of contact and research teams to install, port, optimize, benchmark, and tune scientific applications and toolsets.Support software environments for a wide range of computational workflows, including parallel and distributed applications, data-intensive pipelines, and accelerator-enabled workloads.Work closely with system administrators, infrastructure engineers, and researchers to align software solutions with available compute, storage, and networking resources.Contribute to CI/CD practices, software packaging, documentation, and sustainable development workflows for research computing environments.Deliver ORNL’s mission by aligning behaviors, priorities, and interactions with our core values of Impact, Integrity, Teamwork, Safety, and Service. Promote equal opportunity by fostering a respectful workplace – in how we treat one another, work together, and measure success.Basic Qualifications:BS degree in computer science, computer engineering, information technology, information systems, science, engineering, business, or a related discipline and a minimum of 5 years of aligned professional experience is required for consideration. An overall combination of equivalent education and experience may be considered.3 or more years with managing UNIX/Linux Systems.3 or more years of proven experience with configuration management and automation tools such as Git, Jenkins, Ansible, or Puppet.Moderate proficiency in at least one scripting language such as Bash, Python, or others.Experience performing advanced troubleshooting and system administration with Linux Servers.Experience supporting large data systems.Preferred Qualifications:A strong desire to innovate and identify new technologies and opportunities and be able to communicate the potential benefits of those choices to others within the team and our research partners.A collaborative and upbeat approach to thrive on the opportunity to build trust and credibility and ultimately become a trusted advisor to our research teams.Active DOE Q, active DOD Top Secret, or active DOD TS/SCI clearance is heavily preferred for consideration.Solid understanding of multiple operating systems and cluster technologies.Experience with Rocky/Centos/RHEL, Ubuntu, VMware.Understanding of HPC platforms to support users with SLURM job submissions and troubleshooting.Experience building and running containerized applications in an HPC environment.Experience with multiple deployment mechanisms like Diskless, Warewulf, and traditional deployment (cobbler, PXEboot, and/or Bright).Experience managing systems utilizing GPU (NVIDIA and AMD) clusters for AI/ML and/or image processing.Experience with performance and diagnostic tools for benchmarking, analysis and tuning of systems, networking, and storage.Experience with Grafana, CheckMK, Nagios, Zabbix, or other network and device monitoring systems.Experience with scientific software such as Matlab, R, Ansys, etc.Experience with cluster administrative tools as Spack, Ansible, Git, etc.Previous experience working in a government, scientific or other highly technical environment.Good documentation skills, including ability to prepare simple documentation web pages.Excellent written and oral communication skills.Motivated self-starter with the ability to work independently and to participate creatively in collaborative teams across the laboratory.Ability to function well in a fast-paced research environment, set priorities to accomplish multiple tasks within deadlines, and adapt to ever changing needs.Special Requirements:Visa sponsorship is not available for this position.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.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 individuals who demonstrate exceptional work behaviors. The laboratory provides a range of employee benefits, including medical and retirement plans and flexible work hours, to support the well-being of you and your family. Employee amenities such as on-site fitness, banking, and cafeteria facilities are also available for added 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, and 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.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 View email address on us.fitly.work 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.
- ...to accelerate scientific discovery and engineering advances across a broad range of subject... ...the broader High-Performance Computing (HPC) infrastructure, the division also hosts... ...acceptance, readiness testing, test development, software environment deployment, documentation,...SuggestedWork at officeLocal areaRelocation packageFlexible hours
- ...infrastructure, including the world’s first exaflop system, Frontier.The Team:As a Research Software Engineer (RSE) in the Data and Platform Services (DAPS) group, you will work within the HPC Operations Section and closely collaborate with other Lead Software Engineers on...Suggested
$160k - $175k
...exaflop system, Frontier.The Team:As a Senior Kubernetes Platform Engineer for the HPC Platform teams, you will work to support all activities of... ...codeCoordinate with vendors to resolve hardware and software problemsParticipate in an on-call rotation providing 24-hour...SuggestedWork at officeRemote workWork from homeRelocation packageFlexible hours- ...Description Senior Kubernetes Platforms System Engineer Experience level: senior-level... ...Coordinate with vendors to resolve hardware and software problems Participate in an on-call... ...AI, ClearML, MLFlow Experience using HPC hardware for Kubernetes – e.g. RDMA, DPUs...SuggestedRemote work
- ...the vital goals. You will have the opportunity to work in the HPC Networking group within the Systems section to support all activities... ...or closely related field and 5+ years of experience in network engineering and administration. An equivalent combination of education and...SuggestedWork at officeRemote workRelocation packageFlexible hours
- ...for a security clearance (US Citizen) Must be able to work 100% onsite in Oak Ridge, Tennessee We are looking for a Cloud Software Engineer who enjoys the intersection of application code and cloud infrastructure. Key Responsibilities Architect & Build:...
- Requisition Id 16879 Level: TP03Overview: We are seeking a Software systems engineer to create state of the art software technologies for use in a wide variety of engineering disciplines, ranging from quantum computers used to advance the state of the art in scientific...Work at officeRelocation packageFlexible hours
- ...seeking a Group Leader for the Quantum HPC (QHPC) Group within the Science Engagement... ...accelerating scientific discovery and engineering advances. NCCS hosts the Oak Ridge Leadership... ...research involves both the hardware and software integration of quantum devices into the...Ongoing contractWork at officeLocal areaImmediate startRelocation packageFlexible hours
- ...Computing Systems Section within a large Research and Development Facility with the Department of Energy is seeking an HPC Infrastructure Platform Engineer to join the HPC Infrastructure group. The preferred candidate will possess commensurate knowledge, skills, and...Remote work
- ...Job Description Job Description Senior Site Reliability Engineer, HPC Infrastructure and Platforms Overview: Seeking highly qualified... ...windows. • Coordinate with vendors to resolve hardware and software problems. • Deliver client mission by aligning behaviors,...
- ...Job Description Job Description COMPANY OVERVIEW XCEL Engineering, Inc. is an award-winning small business that provides trusted... ...OVERVIEW XCEL Engineering is seeking a versatile Full Stack Software Engineer to support multiple concurrent software projects within...Work at officeLocal area
- ...applications within the American Science Cloud ecosystem Required Qualifications ~ Bachelor’s Degree in Computer Science, Software Engineering, or related field ~5+ years of professional experience in front-end or full-stack development ~ Strong proficiency in:...
- ...Job Description Job Description Kubernetes Platform Systems Engineer The Department of Energy facility delivers scientific... ...organization Coordinate with vendors to resolve hardware and software problems Participate in an on-call rotation providing 24-hour...Remote work
- ...Boston Government Services, LLC. (BGS) is seeking a Lead Mechanical Engineer to join our team in Paducah, KY. This position is contingent upon contract award. BGS is an engineering, technology, and security firm helping to advance missions of national importance...Full timeContract workTemporary workMonday to Friday
$95k - $115k
...Summary Vital Services is seeking a talented and experienced Mid-Level Software Engineer to join our growing Application Engineering department. This is an extraordinary opportunity to be a part of, and play an integral role in, the expansion of our Information Technology...Remote jobFull timeWork at officeFlexible hours- ...Job Description Job Description Job Title: Instrumentation & Controls (I&C) Software and PCB Design Engineer Location: Oak Ridge, Tennessee Type: Direct Hire Contractor Work Model: Onsite – onsite Overview: This direct-hire, onsite I&C Software and PCB Design...For contractorsLocal area
$86.45k - $136k
...we are People Strong, Innovation Driven. A U.S.-based company, BWXT is a Fortune 1000 and Defense News Top 100 manufacturing and engineering innovator that provides safe and effective nuclear solutions for global security, clean energy, environmental restoration, nuclear...For contractorsLocal areaFlexible hours- ...procurement, commercial grade dedication, materials management, and so much more! Major Duties/Responsibilities: Partner with engineering and maintenance personnel to manage acquisitions, personnel contracts, and contract administration supporting nuclear reactor and...Contract workRelocation packageFlexible hours
- Job Description Job Description *** US citizenship required per government contract. (Dual citizenship is not permitted.) Job Details: Main Sail is seeking an experienced SAP Basis Technical Consultant with SAP ME (Manufacturing Execution). Experience to support...Contract work
- ...new tools and processes. This role also includes supporting responsible and ethical AI use in accordance with facility policies, software quality standards, project management requirements, and institutional guidelines. The successful candidate will work...Remote work
- ...Requisition Id 16904 Overview: We’re looking for a hands-on Data Center Engineer who will contribute to the modernization of our data center operations, especially around DCIM enhancements and PSC (Power, Space, Cooling) metrics integration. You’ll design,...Casual workWork at officeRelocation packageFlexible hours
- ...Requisition Id 16994 Overview: The Geospatial Science & Engineering Division (GSED), of the National Security Sciences Directorate... ...Contribute to dashboards, technical documentation, reports, software prototypes, briefings, and other artifacts that communicate...Work at officeRelocation packageFlexible hours
- ...Directorate within Oak Ridge National Lab. The geospatial data engineer will support the development of next generation data strategies... ...implement project requirements in developed system architectures and software. Interdisciplinary Collaboration: collaborating with a...Work at officeRelocationRelocation packageFlexible hours
- ..., testing methodologies, and scaling innovations to foster continuous improvement in security testing architectures.Mentor junior engineers and provide technical leadership in AI security evaluation mechanisms.Required QualificationsMaster’s Degree in Computer Science,...Work at officeRelocation packageFlexible hours
- Requisition Id 16785 Overview:We are hiring a DevOps Engineering Support Team Leader in the Research IT Infrastructure Group of the Research Computing Support Division in the Information Technology Services Directorate! This leadership position resides onsite in Oak Ridge...Contract workWork experience placementWork at officeRelocation packageFlexible hours
- ...Requisition Id 16693 Overview: We are seeking a Cooling Systems Engineer to provide technical engineering oversight of cooling systems... .... Evaluate operational data from facility monitoring software to identify performance trends and recommend improvements....Relocation packageFlexible hours
- ...Overview The Cognizant System Engineer/Technical Authority (CSE/TA) is responsible for ensuring the operability, reliability, and configuration integrity of assigned plant systems. This role provides technical leadership, system expertise, and oversight for system...Temporary work
- ...a woman-owned and operated small business specializing in providing project and contract management for Professional, Technical, Engineering, IT and Support Services. We offer full benefits to include: Medical, Dental, Vision, Paid Time Off, 401K - Company Matched. Duties...Full timeContract workWork at office
$30 - $37.5 per hour
It's exciting to work for a company that makes the world measurably better. We're committed to bringing safety, quality, and customer focus to the business of advanced ceramics manufacturing. Job Title CMM Programmer Responsible for programming of coordinate...All shifts- ...Boston Government Services (BGS) is seeking a Systems Engineer to support our clients at the Y12 National Security Complex in Oak Ridge, Tennessee. BGS is an engineering, technology, and security firm helping to advance missions of national importance for government...Full timeTemporary workLocal areaMonday to Friday
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to HPC Software Engineer. Be the first to apply!
- software engineer internship remote Oak Ridge, TN
- software developer positions Oak Ridge, TN
- entry level software engineer remote Oak Ridge, TN
- senior software engineer remote Oak Ridge, TN
- startup software engineer Oak Ridge, TN
- remote entry level software developer Oak Ridge, TN
- cybersecurity software engineer Oak Ridge, TN
- software developer Oak Ridge, TN
- software engineer Oak Ridge, TN
- software developer fintech Oak Ridge, TN



