Postdoctoral Research Associate- Thermal Energy Storage Group

Overview:

We are seeking a Postdoctoral Research Associate who will focus on thermal energy storage and building equipment technologies. This position resides in the Thermal Energy Storage Group in the Building Technology Research, Building and Transportation Section, Energy Science and Technology Directorate, at Oak Ridge National Laboratory (ORNL).

• Design and develop experimental setups; plan and execute experimental campaigns; perform thermofluid analyses; and analyze and interpret results.
• Conduct experimental and laboratory research on thermal energy storage technologies, sorption systems, compressors, heat exchangers, HVAC systems, and related technologies.
• Develop and apply system‑level models to support research and design activities.
• Prepare technical reports, journal publications, and conference papers; present research findings to sponsors and diverse audiences.
• Contribute to idea generation and proposal development.
• Collaborate effectively within multidisciplinary teams to maintain high scientific productivity and achieve project objectives.
• Communicate and coordinate with operations and technical staff to support successful project execution.
• Ensure compliance with environmental, safety, health, and quality (ESH&Q) standards and 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.

• A PhD degree in Mechanical Engineering completed within the last 5 years.
• Laboratory and experimental experience.

• Experience in the design, development, and operation of experimental thermal‑fluid systems, including design of experiments and the use of mechanical systems and instrumentation.
• Knowledge in thermodynamics, fluid dynamics, and heat and mass transfer, with experience in heating, ventilation, and air‑conditioning (HVAC) systems.
• Self‑motivated team player with strong interpersonal skills, able to collaborate across organizational levels in a fast‑paced environment; adaptable to evolving project needs and sponsor priorities.
• Willingness and ability to learn new research areas and contribute effectively with initiative and enthusiasm.
• Excellent written and verbal communication skills, with a demonstrated record of technical publications.
• Experience with DOE‑funded or industry‑sponsored projects and project/task management skills is highly desirable.

Applicants cannot have received their Ph.D. more than five years prior to the date of application and must complete all degree requirements before starting their appointment. The appointment length will be up to 24 months with the potential for extension. Initial appointments and extensions are subject to performance and availability of funding.

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 employees and their families. Employee amenities such as on‑site fitness, banking, and cafeteria facilities are also available for added convenience.

• 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
• Employee Discounts

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.