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Senior Reactor Operator Jobs (NOW HIRING)

Senior Reactor Operator

Waterman, IL · On-site

$159K - $191K/yr

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor Operator (SRO) supporting LaSalle Nuclear Power Sation in Marseilles, IL. These Initial License Trainees ...

Senior Reactor Operator

Bel Air, MD · On-site

$159K - $191K/yr

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor Operator (SRO) supporting Peach Bottom Generating Station located in Delta, PA . The primary purpose of ...

Senior Reactor Operator

Plano, IL · On-site

$159K - $191K/yr

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor Operator (SRO) supporting LaSalle Nuclear Power Sation in Marseilles, IL. These Initial License Trainees ...

Senior Reactor Operator

Somonauk, IL · On-site

$159K - $191K/yr

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor Operator (SRO) supporting LaSalle Nuclear Power Sation in Marseilles, IL. These Initial License Trainees ...

Senior Reactor Operator

Clinton, IA · On-site

$159K - $191K/yr

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor Operator (SRO) supporting Quad Cities Nuclear Power Station located in Cordova, IL. These Initial License ...

Senior Reactor Operator

Pontiac, IL · On-site

$159K - $191K/yr

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor Operator (SRO) supporting LaSalle Nuclear Power Sation in Marseilles, IL. These Initial License Trainees ...

Senior Reactor Operator

Mazon, IL · On-site

$159K - $191K/yr

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor Operator (SRO) supporting Braidwood Nuclear Power Sation in Braceville, IL. These Initial License Trainees ...

Senior Reactor Operator

Union Hill, IL · On-site

$159K - $191K/yr

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor Operator (SRO) supporting Braidwood Nuclear Power Sation in Braceville, IL. These Initial License Trainees ...

Senior Reactor Operator

Joliet, IL · On-site

$159K - $191K/yr

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor Operator (SRO) supporting LaSalle Nuclear Power Sation in Marseilles, IL. These Initial License Trainees ...

Senior Reactor Operator

Hennepin, IL · On-site

$159K - $191K/yr

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor Operator (SRO) supporting LaSalle Nuclear Power Sation in Marseilles, IL. These Initial License Trainees ...

Senior Reactor Operator

Morris, IL · On-site

$159K - $191K/yr

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor Operator (SRO) supporting Braidwood Nuclear Power Sation in Braceville, IL. These Initial License Trainees ...

Senior Reactor Operator

Wilmington, IL · On-site

$159K - $191K/yr

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor Operator (SRO) supporting Braidwood Nuclear Power Sation in Braceville, IL. These Initial License Trainees ...

Senior Reactor Operator

Webster, NY · On-site

$159K - $191K/yr

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor Operator (SRO) supporting Ginna Nuclear Station located in Ontario, NY. These Initial License Trainees (ILT ...

Senior Reactor Operator

Rockford, IL · On-site

$159K - $191K/yr

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor Operator (SRO) supporting Bryon Nuclear Power Station located in Byron, IL. These Initial License Trainees ...

Senior Reactor Operator

Newark, IL · On-site

$159K - $191K/yr

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor Operator (SRO) supporting LaSalle Nuclear Power Sation in Marseilles, IL. These Initial License Trainees ...

Senior Reactor Operator

Mendota, IL · On-site

$159K - $191K/yr

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor Operator (SRO) supporting LaSalle Nuclear Power Sation in Marseilles, IL. These Initial License Trainees ...

Senior Reactor Operator

Cherry, IL · On-site

$159K - $191K/yr

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor Operator (SRO) supporting LaSalle Nuclear Power Sation in Marseilles, IL. These Initial License Trainees ...

Senior Reactor Operator

Ransom, IL · On-site

$159K - $191K/yr

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor Operator (SRO) supporting LaSalle Nuclear Power Sation in Marseilles, IL. These Initial License Trainees ...

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Showing results 1-20

Senior Reactor Operator information

See salary details

$25K

$80.3K

$163.5K

How much do senior reactor operator jobs pay per year?

As of Jul 11, 2026, the average yearly pay for senior reactor operator in the United States is $80,287.00, according to ZipRecruiter salary data. Most workers in this role earn between $41,500.00 and $103,000.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive in the Senior Reactor Operator position, and why are they important?

To thrive as a Senior Reactor Operator, candidates typically need a strong background in nuclear engineering or a related discipline, hands-on operational experience in nuclear facilities, and a Nuclear Regulatory Commission (NRC) Senior Reactor Operator license. Familiarity with reactor control systems, plant monitoring software, emergency procedures, and simulation training platforms is essential. Excellent decision-making, communication, and leadership skills help operators coordinate effectively and respond to high-pressure situations. These capabilities are crucial for ensuring the safe, compliant, and efficient operation of nuclear reactors.

Can you make $500,000 as a nuclear engineer?

Senior Reactor Operators typically earn salaries well below $500,000 annually, with most compensation ranging from $80,000 to $150,000 depending on experience, location, and employer. Achieving a $500,000 salary in this field would generally require additional responsibilities, senior management roles, or specialized expertise, which are less common for entry- or mid-level positions.

What is a Senior Reactor Operator job?

A Senior Reactor Operator (SRO) is responsible for overseeing the operation of a nuclear reactor, ensuring safety, compliance with regulations, and efficiency in plant operations. They supervise reactor operators, coordinate responses to abnormal conditions, and make critical decisions to maintain safe reactor conditions. SROs must be licensed by the Nuclear Regulatory Commission (NRC) and undergo extensive training. Their role is crucial in maintaining nuclear plant safety and reliability.

What is the highest paying job at a nuclear power plant?

The highest paying job at a nuclear power plant is typically the Plant Manager or Nuclear Operations Manager, who oversees plant safety, operations, and compliance. These roles often require extensive experience, advanced certifications, and leadership skills, and they can earn six-figure salaries. Senior Reactor Operators and Radiation Protection Managers also earn high wages due to their specialized expertise and responsibilities.

What are the typical daily responsibilities of a Senior Reactor Operator?

A Senior Reactor Operator oversees the operation of the nuclear reactor and associated plant systems, ensuring they run safely and efficiently in accordance with strict regulatory standards. This includes monitoring reactor conditions, directing team members during routine operations, conducting safety checks, and responding to operational anomalies or alarms. Senior Reactor Operators also supervise and mentor junior operators, participate in drills and emergency preparedness activities, and maintain detailed operation logs. The role requires continuous vigilance and teamwork to uphold the highest standards of plant safety and performance.

What does a senior reactor operator do?

A senior reactor operator is responsible for controlling and monitoring nuclear reactor operations to ensure safety and efficiency. They interpret technical data, execute operational procedures, and coordinate with other plant personnel, often holding certification and working in shifts within a nuclear power plant environment.

How hard is it to become a senior reactor operator?

Becoming a senior reactor operator requires extensive experience as a licensed reactor operator, typically involving several years of work in nuclear power plants, passing rigorous exams, and obtaining specific certifications from the Nuclear Regulatory Commission. Candidates must demonstrate strong technical knowledge, leadership skills, and the ability to handle complex operational situations under strict safety protocols.
More about Senior Reactor Operator jobs
What cities are hiring for Senior Reactor Operator jobs? Cities with the most Senior Reactor Operator job openings:
Who are the top companies hiring for Senior Reactor Operator jobs? The top employers for Senior Reactor Operator jobs are:
What states have the most Senior Reactor Operator jobs? States with the most job openings for Senior Reactor Operator jobs include:
Infographic showing various Senior Reactor Operator job openings in the United States as of July 2026, with employment types broken down into 40% Full Time, 58% Part Time, 1% Contract, and 1% Nights. Highlights an 99% Physical, and 1% Remote job distribution, with an average salary of $80,287 per year, or $38.6 per hour.
Senior Reactor Operator

Senior Reactor Operator

Constellation Energy

Waterman, IL • On-site

$159K - $191K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 12 days ago


Constellation Energy rating

8.5

Company rating: 8.5 out of 10

Based on 100 frontline employees who took The Breakroom Quiz

10th of 75 rated oil and gas companies


Job description

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.
  • 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: Relocation assistance may be offered to those who meet the conditions in the Company&rsquos policy. 

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor Operator (SRO) supporting LaSalle Nuclear Power Sation in Marseilles, IL.

These Initial License Trainees (ILT) are for the LaSalle Nuclear Station in Marseilles, IL &ndash ILT class beginning March 2027.  

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.
  • 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 (i.e., 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 (i.e., 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

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