Demo

Engineer, Sr Cyber Security

Constellation
Marseilles, IL Full Time
POSTED ON 10/1/2026
AVAILABLE BEFORE 10/29/2026
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.

Expected salary range of $145,800 to $162,000, varies based on experience, along with comprehensive benefits package that includes bonus and 401(k).

Primary Purpose Of Position

As the engineering subject matter expert, this position will provide senior engineer level expertise in the area of Cyber Security. This position performs advanced engineering problem solving in support of nuclear plant operations and is responsible for technical decisions associated with Cyber Security. Supports fleet initiatives and plant design modifications, testing and problem solving. Assure all engineering products prepared or overseen are in accordance with applicable safety analyses, industry codes, and all regulatory requirements. Leads sub-project teams. Coordinates project accountabilities and planning goals with respect to engineering personnel.

Primary Duties And Accountabilities

  • Serves as a sub-team leader for fleet cyber security initiatives
  • Coordinate Information Technology (IT) and site teams to implement and administer the Nuclear Regulatory Commission (NRC) mandated cyber security program.
  • Serve as primary contact IT and site teams to implement and administer the Federal Energy Regulatory Commission (FERC)/North American Electric Reliability Corporation (NERC) mandated cyber security program.
  • Perform Cyber assessments as required by the NRC/FERC/NERC cyber security programs.
  • Support the sites in testing and issue resolution associated with the cyber security programs.
  • Maintain awareness of trends and issues in area of technical expertise; evaluate new technologies or technology opportunities and provide analysis of their potential impact to the business.
  • 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 in Computer Science or Engineering related discipline with 10 years of experience in IT or engineering with at least 3 years in cyber security
  • Associate's degree in Computer Science or Engineering related discipline with 12 years of experience in IT or engineering with at least 3 years in cyber security
  • High school diploma/GED with 14 years of experience in IT or engineering with at least 3 years in cyber security
  • Nuclear related experience
  • Experience in change management techniques with new technology implementation
  • Maintain minimum access requirement or unescorted access requirements, as applicable, and favorable medical examination and/or testing in accordance with position duties

Salary : $145,800 - $162,000

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