Cooling Systems Engineer: CFD & Heat Exchanger Design

UT-Battelle; Oak Ridge (TN); On-site; USD 90,000 - 120,000; Full time

Job summary

UT-Battelle is seeking a Cooling Systems Engineer at Oak Ridge National Laboratory to oversee cooling systems for SNS and HFIR. You will provide systems-level engineering for piping, pumps, and heat exchangers, and perform hydraulic and CFD analysis to guide design decisions.

The role requires a BS in mechanical engineering with 5+ years of experience, and familiarity with AFT Fathom. On-site work with a focus on safety and quality is essential.

Qualifications

• BS in mechanical engineering or related field with 5+ years of experience.
• Experience with industrial cooling systems, pumps, heat exchangers, piping.
• Knowledge of Affinity Laws and pump/fan design applications.
• Experience with AFT Fathom software.

Responsibilities

• Provide systems-level engineering for piping, materials, heat exchanger sizing, and pump selection.
• Perform hydraulic and CFD analysis to evaluate performance and guide design.
• Assess operational data to identify trends and recommend improvements.
• Review cooling components and support design changes per procedures.
• Monitor operations and direct adjustments to meet SNS/HFIR goals.
• Be willing to learn new skills and train others.
• Assist with design changes and maintenance coordination; occasional off-hours coverage.
• Ensure compliance with environmental, safety, health and quality requirements.
• Align with ORNL core values and promote a respectful workplace.

Skills

Piping systems design

CFD analysis

Mechanical engineering

Heat exchangers

Education

BS in mechanical engineering

Tools

AFT Fathom

Job description

UT-Battelle is seeking a Cooling Systems Engineer at Oak Ridge National Laboratory to oversee cooling systems for SNS and HFIR. You will provide systems-level engineering for piping, pumps, and heat exchangers, and perform hydraulic and CFD analysis to guide design decisions.

The role requires a BS in mechanical engineering with 5+ years of experience, and familiarity with AFT Fathom. On-site work with a focus on safety and quality is essential.