Reactor Engineer

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Location: MARSEILLES, IL, United States
Organization: Exelon Generation Co. LLC
Job ID: 225463
Date Posted: Sep 2, 2020

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Job Description


At Exelon, we've got a place for you!

Join the nation's leading competitive energy provider, with one of the largest electricity generation portfolios and retail customer bases in the country. You will be part of a family of companies that strives for the highest standards of power generation, competitive energy sales, and energy delivery. Our team of outstanding professionals is focused on performance, thought leadership, innovation, and the power of ideas that come from a diverse and inclusive workforce.

Exelon will provide you the tools and resources you need to design, build and enhance a successful career. We are also dedicated to motivating the success of our employees through competitive base salary, incentives, and health and retirement benefits.

Join Exelon and share your passion at a forward-thinking Fortune 100 company. Establish yourself in a place where you can truly shine and create a brighter, more sustainable tomorrow. Energize your career at Exelon!


Responsible for performing reactor engineering and technical tasks, under general supervision, in support of nuclear power plant operations.

  • Assure all engineering analysis and recommendations prepared are in accordance with applicable safety analyses, industry codes, and all regulatory requirements.
  • Perform reactor engineering and technical tasks as assigned by supervision applying reactor engineering principles.
  • Support reactor engineering fleet initiatives and all reactor sites assigned.
  • Participate in the development and implementation of effective processes and techniques at appropriate levels of details and in compliance with established policies and procedures.


Must have good grasp of techniques and a good understanding of the fundamental functions performed by the group. Higher level of accountability than Reactor Engineer 1.

Department Specific Roles / Responsibilities: 

Reactor Engineer:

Manage activities associated with operation of the reactor core. Assignments include, but are not limited to, on-shift navigation of planned reactivity maneuvers, short-term core management, heat cycle analysis, custodial responsibilities for special nuclear materials, analysis and planning of fuel movements, dry fuel storage coordination, spent fuel rack management, and responsibility for computer-based reactor analysis and reactivity control systems. Assignments may also include technical evaluations, criteria and testing plans for plant modifications, performance of operability determinations, and oversight of the station Reactivity Management program. Support fleet initiatives and all reactor sites assigned by management.


  • BS Engineering or equivalent technical degree
  • Minimum of 2 years engineering experience
  • Qualified Nuclear Engineer certification

  • Nuclear Engineering degree
  • Engineer in Training Certification
  • Productivity and Programming Software Experience
  • Prior reactor engineering experience

Exelon is proud to be an equal opportunity employer and employees or applicants will receive consideration for employment without regard to: age, color, disability, gender, national origin, race, religion, sexual orientation, gender identity, protected veteran status, or any other classification protected by federal, state, or local law.

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