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Posted:

Monday, 21 September 2026 Who We Are As the largest private-sector power producer in the world and the nation's largest producer of clean and reliable energy, Constellation is focused on our purpose: lighting the way to a brilliant tomorrow for all. 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. Now integrated with Calpine, our portfolio includes 55 gigawatts of capacity from nuclear, natural gas, geothermal, hydro, wind and solar facilities, with the generating capacity to power the equivalent of 27 million homes. 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. Join us in meeting the country's energy needs today and tomorrow. Total Rewards Constellation offers an extensive selection of benefits and rewards to help our employees thrive professionally and personally. We provide competitive compensation and a wide-range of benefits that support both employees and their families, helping them prepare for the future. In addition to highly competitive salaries, eligible employees are offered a bonus program, 401(k) with company match, employee stock purchase program comprehensive medical, dental and vision benefits, including robust wellbeing programs disability and life insurance benefits paid time off for vacation, holidays, and sick days and much more. During initial license training, Total compensation earnings eligibility ranging from $159,000.00 to $182,000.00 per year (depending on experience and past license status) including a 15% annual incentive bonus, an initial sign-on bonus, $10,000 bonus spread through training milestones, a comprehensive benefits package, and a 401k with employer matching on contributions.\nAfter obtaining SRO license, Total compensation earnings eligibility from $191,000.00 per year, including a target 15% annual bonus, License Premium, as well as, extended hours pay at 1.5 times the base salary (expressed on hourly basis) involving mandated operation shift coverage.

Relocation Assistance :

Relocation assistance may be offered to those who meet the conditions in the Company's policy. Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor Operator (SRO) supporting Clinton Nuclear Power Sation in Clinton, IL. Primary Purpose of Position The primary purpose of this position is to train and prepare to perform the duties of an Operations Shift Supervisor who holds a Senior Reactor Operator (SRO)License. Upon completion of training the candidate will be fully licensed by the Nuclear Regulatory Commission (NRC) to supervise the licensed activities of licensed reactor operators in the reactor control room. They will also be trained to directly supervise bargaining unit reactor operators and equipment operators generally. Primary Duties and Accountabilities Attend Initial License Training (ILT) which includes classroom training and examination, along with on-the-job training and evaluation.\nSuccessfully complete all phases of training to obtain an SRO license in order to perform the duties of an Operations Shift Supervisor.\nPerform 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 High school diploma/GED Meet or exceed one of the following:\n1 year Reactor Operator license at a comparable facility or 1.5 years at a noncomparable facility. Comparable is PWR to PWR or BWR to BWR and noncomparable is PWR to BWR or BWR to PWR.\n1.5 years or more in a position equivalent to Reactor Operator (or Supervisor) at a military reactor (ie, Power Plant Watch Engineer, Engineering Watch Supervisor, Reactor Operator, Engineering Officer of the Watch, Propulsion Plant Watch Supervisor). Must have 1.5 years after qualification.\nDegree from a 4-year program or equivalent in engineering, engineering technology, or physical sciences, or professional engineer license, and more than 1.5 years as a qualified non-licensed operator or Staff member, Supervisor or Manager in work control, operations, engineering, outage management, maintenance, radiation protection, chemistry, or accredited training at a comparable (BWR or PWR) facility. Managerial, staff engineer, or supervisor experience at a noncomparable plant may be credited on a 1.5:1.0 basis (ie, over 2.25 years required for noncomparable facility), and 3 years required for a nontraditional degree.\nCurrent or previous SRO Instructor certification and 4 years experience at a comparable facility or 6 years experience at a non-comparable facility.\nMaintain minimum access or unescorted access requirements, as applicable, and favorable medical examination and/or testing in accordance with position duties\nLocation\nTremont, IL, United States of America\nIndustry\nIT\nCompany\nConstellation Energy\nContact\nClick apply\nReference\nJS15848_17256_136130-ADAE3C0645EB60866389BD5E7154A63C\nPosted Date\n9/21/2026 4:42:01 AM","type","jobPosting","source","LC","accountId","39362058","organizationName","Constellation Energy","applicationUrl","http://computerwork.com/us/en/search-jobs-in-Illinois,-USA/SENIOR-REACTOR-OPERATOR-1ACBBF9422DFD7C505/","Tremont, IL","isRemote","location",{"_217":218,"_219":220},"createdAt","2026-09-27T07:58:07.490434441Z","updatedAt","2026-09-26T12:40:11.901Z","publishedAt","2026-09-21T00:00:00Z","expiresAt","2026-10-27T00:00Z","status","active","isExpired","isDiscoverable",true,"isSearchable","isSpotlight","isDraft","careerSkills",[190,191,192,193,194,195,196,197],"requiredEducation","high_school","benefitCategories",[185,186,187,188,189],"amount",170500,"isEmailRequired","isPhoneRequired","formattedDescription","

Senior Reactor Operator

Tremont, IL

Full Time

Posted by: Constellation Energy

Posted:

After obtaining SRO license, Total compensation earnings eligibility from $191,000.00 per year, including a target 15% annual bonus, License Premium, as well as, extended hours pay at 1.5 times the base salary (expressed on hourly basis) involving mandated operation shift coverage.

Relocation Assistance :

Successfully complete all phases of training to obtain an SRO license in order to perform the duties of an Operations Shift Supervisor.

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 High school diploma/GED Meet or exceed one of the following:

1 year Reactor Operator license at a comparable facility or 1.5 years at a noncomparable facility. Comparable is PWR to PWR or BWR to BWR and noncomparable is PWR to BWR or BWR to PWR.

1.5 years or more in a position equivalent to Reactor Operator (or Supervisor) at a military reactor (ie, Power Plant Watch Engineer, Engineering Watch Supervisor, Reactor Operator, Engineering Officer of the Watch, Propulsion Plant Watch Supervisor). Must have 1.5 years after qualification.

Degree from a 4-year program or equivalent in engineering, engineering technology, or physical sciences, or professional engineer license, and more than 1.5 years as a qualified non-licensed operator or Staff member, Supervisor or Manager in work control, operations, engineering, outage management, maintenance, radiation protection, chemistry, or accredited training at a comparable (BWR or PWR) facility. Managerial, staff engineer, or supervisor experience at a noncomparable plant may be credited on a 1.5:1.0 basis (ie, over 2.25 years required for noncomparable facility), and 3 years required for a nontraditional degree.

Current or previous SRO Instructor certification and 4 years experience at a comparable facility or 6 years experience at a non-comparable facility.

Maintain minimum access or unescorted access requirements, as applicable, and favorable medical examination and/or testing in accordance with position duties

Location

Tremont, IL, United States of America

Industry

Company

Constellation Energy

Contact

Click apply

Reference

JS15848_17256_136130-ADAE3C0645EB60866389BD5E7154A63C

Posted Date

9/21/2026 4:42:01 AM

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Senior Reactor Operator