Maintenance Planner at Constellation Energy

Position Maintenance Planner
Posted 23 Feb 2026
Expired 25 Mar 2026
Company Constellation Energy
Location Ontario | US
Job Type Full Time

Job Description:

Latest job information from Constellation Energy for the position of Maintenance Planner. If the Maintenance Planner vacancy in Ontario matches your qualifications, please submit your latest application or CV directly through the updated Jobkos job portal.

Please note that applying for a job may not always be easy, as new candidates must meet certain qualifications and requirements set by the company. We hope the career opportunity at Constellation Energy for the position of Maintenance Planner below matches your qualifications.

As the nation's largest producer of clean, carbon-free energy, Constellation is focused on our purpose: accelerating the transition to a carbon-free future. We have been the leader in clean energy production for more than a decade, and we are cultivating a workplace where our employees can grow, thrive, and contribute.
Our culture and employee experience make it clear: We are powered by passion and purpose. Together, we're creating healthier communities and a cleaner planet, and our people are the driving force behind our success. At Constellation, you can build a fulfilling career with opportunities to learn, grow and make an impact. By doing our best work and meeting new challenges, we can accomplish great things and help fight climate change. Join us to lead the clean energy future.

Total Rewards

Constellation offers a wide range of benefits and rewards to help our employees thrive professionally and personally. We provide competitive compensation and benefits that support both employees and their families, helping them prepare for the future. In addition to highly competitive salaries, we offer a bonus program, 401(k) with company match, employee stock purchase program comprehensive medical, dental and vision benefits, including a robust wellness program paid time off for vacation, holidays, and sick days and much more.

Expected salary range of $107,100 to $119,000, varies based on experience, along with comprehensive benefits package that includes bonus and 401(k).

Plan and prepare work packages for work to be performed by the respective maintenance departments to ensure that the Clean Energy Center (CEC) maintenance is performed in a safe, reliable, and efficient manner, in compliance with the Quality Assurance (QA) manual, company policies, procedures, and applicable codes and standards.

Primary Duties and Accountabilities

  • Plan and prepare work instructions that provide direction to the Maintenance Department for corrective maintenance repairs, performance of preventive maintenance and surveillance's, and the implementation of modifications. Select and approve purchase, or make procurement recommendations for all materials needed for work package execution.
  • Conduct field walkdowns to identify and analyze corrective and preventive maintenance, modification, and surveillance activities and to provide input for refining and improving work package quality. Interface and collaborate with Work Management, Supply, Operations, and Engineering to identify and resolve work package issues.
  • Define procedures, drawings, equipment, and materials required to perform planned work packages. Facilitate package preparation by preparing and/or submitting Out of Service (OOS's), Radiation Work Permit (RWP's), plant barrier impairments, welding/grinding permits, fire impairments, Operability impact statements, As Low As Reasonably Achievable (ALARA) task outs, Regulatory/Code documentation, Nuclear Oversight (NOS) hold/witness points, freeze seal and temporary leak repair documentation, and other requests.
  • Verify work instructions are adequate and comply with all applicable CEC procedures including Nuclear Safeguard Protocol (NSPs), National Strategy for Space Nuclear Power and Propulsion (NSWPs), American Society of Mechanical Engineers (ASME) Code, etc. Approve and review all required work packages to ensure safety, high quality, technical rigor, and 10CFR50.59 screening or evaluation (if required).
  • Develop revise, and review maintenance procedures to facilitate and enhance work package development, maintain compliance with codes, standards, and vendor recommendation, and maintenance direction.
  • Provide project management of other system planners or contractors to develop detailed elements of overall package preparation.
  • Participate in work control/scheduling meetings, planning feedback/craft interface time, detailed contract requisition reviews, complex troubleshooting, EQR2 reviews, detailed Operating Experience (OPEX) searches, Maintenance risk request reviews, Planner peer reviews, and system interaction reviews to ensure applicable CEC processes and applicable changes are supported.
  • Perform other job assignments and duties as directed by management or pursuant to company policy, including but not limited to emergency response, departmental coverage, call outs, and support of outage activities in positions outside the department.

Minimum Qualifications

  • Bachelor's degree with 2 years of related experience OR
  • Current or previous Senior Reactor Operator license with 2 years of related experience OR
  • Associate's degree with 3 years of related experience OR
  • High school diploma/GED with 4 years of related experience
  • Maintain minimum access requirement or unescorted access requirements, as applicable, and favorable medical examination and/or testing in accordance with position duties

Preferred Qualifications

5 years of experience in nuclear power plant operations

Asset Suite 9

Job Info:

  • Company: Constellation Energy
  • Position: Maintenance Planner
  • Work Location: Ontario
  • Country: US

How to Submit an Application:

After reading and understanding the criteria and minimum qualification requirements explained in the job information Maintenance Planner at the office Ontario above, immediately complete the job application files such as a job application letter, CV, photocopy of diploma, transcript, and other supplements as explained above. Submit via the Next Page link below.

THIS JOB POSTING HAS EXPIRED (Over 30 days ago).
Please search for the latest job opportunities on our Homepage.

Similar Job Vacancies