Oak Ridge National Laboratory · 7 hours ago
Cooling Systems Engineer
Oak Ridge, TN
Full-time
Onsite
Senior Level
5+ years expOak Ridge National Laboratory is seeking a Cooling Systems Engineer to function within the Cooling Systems group to achieve engineering design tasks and monitor operating systems. The role involves providing engineering support for cooling systems equipment, performing hydraulic analysis, and ensuring compliance with safety and operational guidelines.
Advanced MaterialsClean EnergyEnergyEnergy ManagementManufacturingNuclearRenewable Energy
No H1B
U.S. Citizen Only
Responsibilities
Provide engineering support for Cooling Systems equipment and projects
Perform hydraulic analysis using computational fluid dynamics (CFD) software to understand performance limitations in existing systems, design new systems, and select equipment
Provide design support for Cooling Systems (e.g. piping, pumps, water chemistry) in accordance with the design change procedure
Provide engineering support to technicians, engineers, and subcontractor personnel within guidelines established by SNS Research Accelerator Division, SNS, and ORNL policies
Provide input and assist in maintaining procedures for operation and maintenance
Evaluate data generated from the facility data monitoring software to make recommendations for improved design or operational practices
Participate in operational coordination to facilitate design change implementation and routine maintenance tasks
Independently monitor Cooling Systems operations and give direction to qualified system operators to alter parameters to establish the intended operational condition and achieve SNS production goals
Report observed operational issues to Senior Operator, or other qualified operators and the Group Leader
In this role you will be expected to be willing to learn new skills and train others
The SNS and HFIR facilities are in operation 24 hours per day and 7 days a week year-round. You may be occasionally required to support users and/or facilities during off hours or weekends
Ensure compliance with environmental, safety, health and quality program requirements
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
Qualification
Required
A BS degree in mechanical engineering or related field with five or more years of relevant experience
This position requires the ability to obtain and maintain an HSPD-12 PIV badge
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
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
Preferred
Experience with industrial equipment including pumps, valves, piping, control systems, water chemistry, etc
Experience with computerized analysis techniques
Experience with AFT Fathom Fluid Dynamic Software
Competence in Affinity Laws
Benefits
Medical and retirement plans
Flexible work hours
On-site fitness
Banking
Cafeteria facilities
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
Employee Discounts
Relocation Assistance
Company
Oak Ridge National Laboratory
Oak Ridge National Laboratory holds a range of R&D assignments, from fundamental nuclear physics to applied R&D on advanced energy systems.
5001-10000 employees
Funding
Current Stage
Late StageTotal Funding
$9.8MKey Investors
US Department of Energy
2023-09-21Grant· $4.8M
2023-07-27Grant
2022-03-14Grant· $5M
Leadership Team
Arjun Shankar
Division Director, National Center for Computational Sciences, Oak Ridge National Laboratory
Brett Ellis
Division Director - Research Computing Support
Recent News
2026-01-22
2026-01-17
2026-01-17
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