Maintenance Supervisor Intern - Electrical, Mechanical

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 

Skillbridge Internship: Come learn from industry experts, gain hands-on experience and certifications that will propel your nuclear career forward while earning your current military pay and maintaining your military benefits. 

Full Time Maintenance Supervisor: Upon successful completion of our Skillbridge Internship, should you apply and be selected for this role, you will be eligible for an extensive selection of benefits and rewards to help you 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. 

Expected salary range for Full Time Maintenance Supervisor is $133,200 to $148,000 per year, varies based on experience, along with comprehensive benefits package that includes bonus and 401(k). 

This position is for a Skillbridge Internship – Maintenance Supervisor (Electrical, Mechanical, or Instrumentation) at Dresden Clean Energy Center in Morris, IL. 

You have shown your commitment to your country and to helping others. If you are preparing to separate from your military service, Constellation offers opportunities to utilize your hard-earned skills as you transition to your civilian career through our partnership with the DOD Skillbridge program in collaboration with Headlamp. As of December 31, 2025 we employ over 2,131 veterans and pride ourselves on being recognized by the Military Times as a 2025 Best for Vets Employer.  

This Skillbridge Internship is available and can vary in length from 1-6 months. With Constellation, you can bring your military training and experience to the civilian sector and start a new career in nuclear maintenance. Our program offers the opportunity to gain experience working in a commercial nuclear power plant.  

The internship aims to prepare you for a full-time position, as a Nuclear Maintenance Supervisor, prioritizing the development of Leadership and Technical skills in an industrial environment while fostering safety, collaboration, and communication. Specific discipline will be evaluated based on candidate background, preference, and business needs. 

Primary Duties and Accountabilities 

• Effectively supervise craft personnel to ensure that all assigned maintenance activities are performed safely and effectively by qualified workers in accordance with CEC procedures, Nuclear Regulatory Commission (NRC) regulations, and the CEC schedule. Ensures department personnel are properly supervised, trained, and qualified to perform assignments, including emergency plan qualifications. 

• Administer coaching, mentoring and performance management, including initiation of disciplinary action, for assigned employees. 

• Effectively communicating significant CEC and personnel issues to Maintenance Manager and all applicable levels of CEC management. Fostering open communications and collaboration between all organizations internal and external to the CEC including Institute of Nuclear Power Operations (INPO) and regulatory agencies. 
• Ensure effective communication of company programs, announcements, policies, etc. to assigned employees and feedback to the company from assigned employees. 
• Participate in various aspects of work control, coordination, scheduling, and engineering meetings involving online, load reductions, forced outages and refuel outages activities, to ensure that assigned work is properly assigned, planned, and ready to work. 
• Understands, supports and administers all Maintenance processes, such as the training program, surveillance program, procedure revisions and Corrective Action Program (CAP) to ensure effective work practices. Identify and support improvement opportunities, when applicable. 
• Supervise vendor inspections and repair of CEC equipment. Assure effective procurement and use of material, parts, tools, equipment, and Maintenance and Technical (M&TE). 
• Participates in all aspects of Maintenance Department management to support safe and efficient operation of the CEC, including the development, implementation, and performance monitoring of all corporate, CEC, and divisional business goals and objectives. 
• 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 for Skillbridge Internship 

• Eligible Active-Duty US Military Service members interested in participating and can obtain formal approval to be a Skillbridge Intern in collaboration with Headlamp’s authorized Skillbridge program  

• Constellation will work with select candidates to obtain this formal approval  

Minimum Qualifications for Full Time Maintenance Supervisor  

• High school diploma or GED and 6 years of related experience OR 

• Associate's degree in a technical discipline with 4 years of related experience OR 

• Bachelor's degree in a technical discipline with 2 years of related experience 

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

Preferred Qualifications for Full Time Maintenance Supervisor  

• Fluent use of electronic work management system, Microsoft Word, Excel 

• 3 years minimum experience in nuclear power plant operations or maintenance  

• Supervisory or training experience