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Senior Maintenance Supervisor Jobs in Decatur, IL

Senior Reactor Operator

Decatur, IL · On-site

$159K - $191K/yr

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor ... Supervisor or Manager in work control, operations, engineering, outage management, maintenance ...

Senior Reactor Operator

Oreana, IL · On-site

$159K - $191K/yr

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor ... Supervisor or Manager in work control, operations, engineering, outage management, maintenance ...

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor ... Supervisor or Manager in work control, operations, engineering, outage management, maintenance ...

Senior Reactor Operator

Kenney, IL · On-site

$159K - $191K/yr

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor ... Supervisor or Manager in work control, operations, engineering, outage management, maintenance ...

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor ... Supervisor or Manager in work control, operations, engineering, outage management, maintenance ...

Senior Reactor Operator

Niantic, IL · On-site

$159K - $191K/yr

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor ... Supervisor or Manager in work control, operations, engineering, outage management, maintenance ...

Senior Reactor Operator

Cornland, IL · On-site

$159K - $191K/yr

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor ... Supervisor or Manager in work control, operations, engineering, outage management, maintenance ...

Senior Reactor Operator

Boody, IL · On-site

$159K - $191K/yr

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor ... Supervisor or Manager in work control, operations, engineering, outage management, maintenance ...

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Showing results 1-20

Senior Maintenance Supervisor information

See Decatur, IL salary details

$30.1K

$69.8K

$133.9K

How much do senior maintenance supervisor jobs pay per year?

As of May 30, 2026, the average yearly pay for senior maintenance supervisor in Decatur, IL is $69,821.00, according to ZipRecruiter salary data. Most workers in this role earn between $49,000.00 and $78,100.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Senior Maintenance Supervisor, and why are they important?

To thrive as a Senior Maintenance Supervisor, you need extensive knowledge of maintenance procedures, equipment repair, and facilities management, typically backed by relevant technical certifications or a degree in a related field. Familiarity with computerized maintenance management systems (CMMS), safety protocols, and tools like PLCs is commonly required. Strong leadership, problem-solving abilities, and effective communication are essential soft skills for managing teams and coordinating tasks. These skills ensure efficient operations, minimize downtime, and promote a safe, productive work environment.

What are some common challenges faced by Senior Maintenance Supervisors and how can they be effectively managed?

Senior Maintenance Supervisors often encounter challenges such as balancing urgent repair requests with scheduled preventative maintenance, managing a diverse team of technicians, and ensuring compliance with safety regulations. Effective communication, strong organizational skills, and leveraging computerized maintenance management systems (CMMS) can help address these challenges. Proactive planning and regular team meetings also foster collaboration and help prioritize tasks efficiently, ensuring smooth operations and minimizing equipment downtime.

What are Senior Maintenance Supervisors?

Senior Maintenance Supervisors are experienced professionals responsible for overseeing maintenance teams and ensuring the efficient operation, repair, and upkeep of equipment, facilities, or systems in a variety of settings such as manufacturing plants, commercial buildings, or residential complexes. They plan and prioritize maintenance tasks, manage budgets, enforce safety standards, and coordinate with other departments to minimize downtime. Additionally, Senior Maintenance Supervisors are often involved in hiring, training, and evaluating maintenance staff, as well as implementing preventative maintenance programs to extend the lifespan of assets. Their leadership ensures that operations run smoothly and safely.
What are the most commonly searched types of Maintenance Supervisor jobs in Decatur, IL? The most popular types of Maintenance Supervisor jobs in Decatur, IL are:
What cities near Decatur, IL are hiring for Senior Maintenance Supervisor jobs? Cities near Decatur, IL with the most Senior Maintenance Supervisor job openings:
Infographic showing various Senior Maintenance Supervisor job openings in Decatur, IL as of May 2026, with employment types broken down into 1% As Needed, 78% Full Time, 18% Part Time, 1% Temporary, 1% Contract, and 1% Nights. Highlights an 97% Physical, and 3% Remote job distribution, with an average salary of $69,821 per year, or $33.6 per hour.
Senior Reactor Operator

$191K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 10 days ago


Constellation Energy rating

8.4

Company rating: 8.4 out of 10

Based on 96 frontline employees who took The Breakroom Quiz

12th of 74 rated oil and gas companies


Job description

Who We Are

Read all the information about this opportunity carefully, then use the application button below to send your CV and application.

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 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.
  • 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. xywuqvp
    • 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

What Constellation Energy employees say

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