The Senior Nuclear Operations Engineer (or Senior Reactor Operator Operations Engineer II) supports the development of the operational framework for the SMR‑300 small modular reactor, contributing to the design, functionality, and safety of next‑generation nuclear power systems. This role partners closely with engineering, human factors, and simulator teams to ensure systems are designed with strong operability, maintainability, and safety considerations across all plant conditions.

Location:

Camden, NJ; Covert, MI; East Pittsburgh, PA; or North Pittsburgh, PA (On site) Relocation assistance available!

Primary Responsibilities:

Support development of plant operating programs, including Conduct of Operations and Technical Specifications Review system documentation such as Piping and Instrumentation Diagrams (P&IDs) and system design descriptions Provide operability assessments for systems under normal and off-normal operating conditions Define maintenance strategies and requirements for systems and components Collaborate with Human Factors Engineering (HFE) teams on task analysis, procedure development, and human-machine interface (HMI) design Review simulator outputs and assist in troubleshooting operational and simulation challenges Partner with system and mechanical engineers to develop equipment specifications (e.g., safety valves, pressure-reducing valves) Support refueling and defueling sequence planning and review mechanical designs for operational effectiveness Provide input into Safety Analysis Report development and support regulatory interactions Collaborate cross-functionally with I&C, mechanical, and system engineering teams to ensure integrated system performance

Requirements:

4-10 years of commercial nuclear power plant experience, specifically in pressurized water reactors (PWRs) as a Reactor Operator or Senior Reactor Operator Bachelor's degree in Engineering, or in lieu of a degree, 7+ years of commercial PWR plant experience Strong understanding of PWR systems and operating conditions across all modes of operation Strong communication, organizational, and interpersonal skills High attention to detail with the ability to produce accurate technical documentation Demonstrated problem-solving ability and proficiency with computer-based tools Ability to work in a regulated environment and eligible under 10 CFR Part 810 A Generation Ahead by Design™Investing in people who power the future. We believe great work deserves great rewards. Our benefits go beyond the basics, reflecting our commitment to supporting your whole self…your health, your future, and your career growth.

This includes:

Compensation:

Annual compensation based on skills and experience ranging from $145,000 to $165,000

Benefits:

Industry‑leading medical, dental, and vision coverage with a generous employer premium contribution and Day 1 eligibility! FLEX Program - Hybrid work opportunities available for eligible roles, where business needs and role requirements allow 401(k) retirement plan with up to a 5% company match and immediate vesting to support long‑term financial security Paid time off and 11 paid holidays to support rest, balance, and recharge Wellness program offering rewards for participation in company‑supported health initiatives Commuter benefits supporting mass transit and commuter parking options Company‑paid life and AD&D insurance for added peace of mind Education assistance to support continued education and professional growth Employee support and voluntary benefits, including an Employee Assistance Program and optional coverage such as disability, legal, identity theft, and insurance programs Benefits eligibility and offerings may vary based on role, location, and employment status If you're driven to solve meaningful challenges and make a lasting impact, we invite you to build your career at Holtec—a generation ahead by design™.