Sr. Deterministic Safety Analysis (DSA) Engineer

Primary Responsibilities

• Perform deterministic safety analyses for Anticipated Operational Occurrences (AOOs) and Design Basis Accidents (DBAs) to support the licensing and design of the SMR-300 reactor.
• Evaluate reactor core behavior, reactor coolant system performance, engineered safety features, containment response, and radiological consequences under normal and accident conditions.
• Develop, apply, and maintain analytical methods and models used in safety analysis.
• Conduct thermal-hydraulic, neutronic, and systems-level simulations to demonstrate compliance with regulatory safety criteria.
• Prepare technical reports and contribute to licensing documentation, including Safety Analysis Reports (SAR/FSAR) and regulatory submittals.
• Support interactions with regulatory bodies (e.g., NRC), including responses to requests for additional information (RAIs).
• Participate in the development, verification, and validation (V&V) of safety analysis computer codes and tools.
• Collaborate with multidisciplinary engineering teams to ensure design solutions meet safety and licensing requirements.
• Review and provide technical guidance on analyses performed by junior engineers.
• Ensure all work is performed in accordance with quality assurance standards and applicable industry regulations.

Requirements

• B.S degree in nuclear engineering, mechanical engineering, or closely related field from an accredited college or university
• Familiarity with thermal-hydraulic behavior of light water reactors (LWRs)
• Familiarity with industry computer codes such as RELAP5, RETRAN, COBRA, VIPRE, GOTHIC, etc.
• At least 10 years' experience developing and/or using codes and methods associated with LWR safety analysis calculations
• Comprehensive knowledge of U.S. NRC regulations pertaining to LWR safety analyses including code validation
• Familiar with NQA-1 software quality assurance programs
• Experience with programming languages such as FORTRAN, C++, or Python
• Excellent technical writing, interpersonal, and communication skills
• Eligible to work under 10 CFR Part 810

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