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Constellation Assessor - Radiation Protection in Kennett Square, Pennsylvania


As the nation's largest producer of clean, carbon-free energy, Constellation is a company purposely-built to meet the challenges of the climate crisis. Constellation has been the leader in clean energy production for more than a decade and we are growing our company and capabilities. Now, we're accelerating, speeding our low-carbon or no-carbon power to more people in more places, day and night, providing our customers and communities with options to buy, manage and use energy as part of their decarbonization mission. The race is on to confront the climate crisis and Constellation is ready to meet the challenge. Come join us as we lead energy, together.


Constellation offers a wide range of benefits and rewards, designed to help our employees thrive professionally and personally. In addition to highly competitive salaries, we offer a bonus program, 401(k) with company match, employee stock purchase program; comprehensive medical, dental and vision benefits, including a robust wellness program; paid time off for vacation, holidays and sick days; and much more.

Expected salary range of $113,400 to $126,000, varies based on experience, along with comprehensive benefits package that includes bonus and 401(k).


Assess the performance of line organizations to industry excellence using the Institute of Nuclear Power Operations (INPO) Performance Objectives & Criteria (PO&C) and management expectations as guidance. Development of assessment strategic plans, schedules, and conduct observations to determine gaps to excellence in both the Midwest and mid-Atlantic regions. Implement technical and ALARA (As Low As Reasonably Achievable) programs including Dosimetry, Respiratory Protection, writing ALARA evaluations, exposure reduction strategies, procedure implementation. Plans and leads assessment activities in a specific area, function, or process. Reviews assessment results to evaluate adequacy of programs and implementation effectiveness. Determine if an assessment gaps to excellence based on the INPO PO&C should be issued. Evaluates and analyzes performance issues to provide input and assist in making determinations on performance ratings and trajectories. When not performing assessments, assist with corporate RP specialist responsibilities. This position typically is a line rotational assignment and as such may be used for supervisory/managerial development.


  • Responsible and accountable for performing site performance assessments in their responsible area and communicating the results such that performance weaknesses are recognized and communicated prior to experiencing a significant decline. (40%)

  • Conducts, coordinates or participates in comprehensive assessments of site organizations to assure program adequacy and implementation effectiveness. Conducts assessment preparation including development of plans and writing final reports. Effectively communicates results to line organizations. (20%)

  • Analyze issues identified during assessments to determine program quality and determine program quality and identify performance trends. This analysis includes all available oversight results, both internal and external, and trending data. Results are communicated to senior management. (20%)

  • Tracking and monitoring RP metrics for technical programs and generate corrective actions to ensure programs are free of regulatory risk. (10%)

  • Perform assessments of programs to identify problems and systematically correct. (10%)


  • Four-year degree in a Science related field and minimum five years technical experience in nuclear power or two year degree in a science related field and seven years technical experience in nuclear power or in lieu of a degree, nine years technical experience in nuclear power.

  • Five years' technical experience in Radiation Protection


  • INPO Loanee

  • Two years' experience supervising a team

Constellation is proud to be an equal opportunity employer and employees or applicants will receive consideration for employment without regard to: age, color, disability, gender, national origin, race, religion, sexual orientation, gender identity, protected veteran status, or any other classification protected by federal, state, or local law.