Demo

HVAC Engineer II-III

Orano and Careers
Oak Ridge, TN Full Time
POSTED ON 12/21/2025
AVAILABLE BEFORE 2/19/2026
  • Regular/Permanent
  • USA / Tennessee
  • In Office

Welcome to Orano

Helping to meet current and future challenges to preserve our world and build the world of tomorrow while taking care of everyone's health is stimulating for you. For us too. By joining the Orano Group, a leading international player in the nuclear industry, you are in the right place.

Every day we work to produce efficient low-carbon energy, to fight global warming, to find solutions that save natural resources, and to contribute to progress in health.

Our strengths? Across the entire fuel cycle, we have extensive expertise in cutting-edge technologies, safe, high value-added products and services, and a strong capacity for innovation. All of these factors reflect the strong skills of our 17,000 employees, whom we are constantly striving to develop. With their different backgrounds and experience, they are proof of our openness to all talents. They share the same ambition: to give nuclear energy its full value.


Job description

Join Orano – Shaping a Sustainable Future Together


Join Orano USA on Project IKE, a major new uranium enrichment facility in Oak Ridge, Tennessee. As an HVAC Engineer, you’ll help design and install advanced heating, cooling, and ventilation systems that support critical operations in one of the most important clean energy projects in the country.

You’ll work with a skilled team to develop systems that meet strict safety and environmental standards, supporting everything from high-tech equipment to secure workspaces. This is a chance to grow your career, solve complex engineering challenges, and contribute to America’s energy future.


Key Responsibilities:

  • Perform HVAC system design and analysis for uranium enrichment facilities, focusing on reliability, safety, and regulatory compliance.
  • Support design documentation including system flow diagrams, duct layouts, equipment specifications, load calculations, and control sequences under the guidance of senior engineers.
  • Support review of EPC contractor deliverables to verify compliance with project requirements, safety standards, and quality expectations.
  • Apply applicable codes and standards (ASHRAE, SMACNA, NFPA, DOE/NRC) in execution of assigned engineering tasks.
  • Collaborate with multidisciplinary teams — including process, mechanical, electrical, and nuclear safety engineers — to support integration of HVAC systems into facility design.
  • Assist in reviewing vendor specifications, submittals, and shop drawings for technical accuracy.
  • Participate in safety and reliability assessments including ventilation performance and confinement integrity evaluations.
  • Conduct site visits, field assessments, and inspections to support design verification and construction activities.
  • Contribute to testing, commissioning, and troubleshooting of HVAC systems during project execution.
  • Support project planning efforts including estimating, scheduling, and risk assessments as directed by senior engineers.

Our Full-Time Benefits

  • Competitive compensation
  • Health, Dental, and Vision insurance – with generous employer contributions
  • 401(k) with employer matching and contribution amounts
  • Life insurance and Short- and Long-Term Disability insurance provided by the company
  • Generous Paid Time Off and holiday schedules
  • Numerous Training and Development opportunities
  • and more…

Ideal qualifications

All candidates must meet the following minimum requirements in order to be considered for this opportunity. Candidates who exceed minimum qualifications may be considered for a higher-level position.

Required Qualifications

  • BS in Mechanical Engineering
  • 3-7 years of engineering experience
  • PE license preferred
  • MS may substitute for 1-2 years of experience


Technical Skills & Knowledge

  • Strong knowledge of HVAC design principles and standards
  • Experience with nuclear HVAC requirements
  • Proficiency in HVAC calculation software
  • Understanding of building automation systems
  • Experience with quality assurance requirements
  • Knowledge of energy efficiency and sustainability practices
  • Familiarity with project management principles

Orano is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, national origin, age, disability, citizenship, veteran status, marital status, sexual orientation, gender identity, genetic predisposition or carrier status or any other characteristic protected by law.

Salary.com Estimation for HVAC Engineer II-III in Oak Ridge, TN
$93,312 to $111,288
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