Process Engineer II/III

  • 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

Orano USA is seeking a Process Engineer II to support Project IKE, a major initiative focused on nuclear facility design and modernization. Under general supervision and reporting to the Process Engineering Lead, this role involves applying chemical and mechanical engineering principles to support process system design, analysis, and optimization. Assignments may include full ownership of tasks or portions of larger projects, with guidance from senior engineers.

Key Responsibilities:

  • Design and analyze process systems including fluid handling, chemical treatment, and thermal systems.
  • Develop and review PFDs, P&IDs, and process specifications.
  • Support field activities such as commissioning, troubleshooting, and performance testing.
  • Ensure compliance with nuclear safety and process engineering standards.
  • Collaborate with multidisciplinary teams to integrate process systems into facility designs.
  • Contribute to technical documentation and participate in design reviews.

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

Minimum Qualifications:

  • BS in Chemical or Mechanical Engineering, plus 2–3 years of experience.
  • Advanced degrees or PE license may substitute for experience or education.
  • Must be eligible for security clearance.


Preferred Qualifications:

  • Experience with nuclear or DOE process systems.
  • Familiarity with ASME, ANSI, and DOE process safety standards.
  • Proficiency in simulation tools (e.g., Aspen, ChemCAD).


Physical Requirements

  • Ability to remain in a stationary position, walk, kneel, and crouch as needed.
  • Regular use of a computer and other office equipment.
  • Ability to lift up to 25 pounds.
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. 

Process Engineer II/III

Ref: 2025-22137

Regular/Permanent

Oak Ridge

BU-CHIMIE-PHOTO

Orano USA LLC

Headquartered in Bethesda, Maryland, Orano USA is a leading technology and services provider for decommissioning shutdown nuclear energy facilities, managing used nuclear fuel, conducting federal site clean-up and closure, and the sale of uranium, conversion, and enrichment services to the U.S. commercial and federal markets. In the nuclear medicine field, Orano Med is developing a new generation of targeted therapies against cancer using the unique properties of lead-212 (212Pb), a rare alpha-emitting radioisotope and one of the more potent therapeutic payloads against cancer cells. https://www.orano.group/usa

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