Probabilistic Risk Engineer II

Holtec offers comprehensive benefits and a flexible hybrid work option designed to support your health, financial security, and ongoing growth. You’ll access industry-leading medical, dental, and vision coverage with generous employer contributions and Day 1 eligibility, plus a FLEX Program that enables hybrid work for eligible roles. A 401(k) plan with up to 5% company match and immediate vesting helps you plan for the future. Enjoy paid time off and 11 holidays, a wellness program with rewards, commuter benefits, company-paid life and AD&D insurance, education assistance, and access to voluntary benefits such as an Employee Assistance Program, disability coverage, legal services, identity theft protection, and additional options. Benefits vary by role, location, and employment status.

Location: Camden, NJ, with hybrid work opportunities. Holtec is seeking a Probabilistic Risk Engineer II in its PSA discipline to develop PRA models and supporting analyses for the SMR-300 project, driving risk-informed design and licensing activities. This role collaborates with the design team to translate PSA insights into deliverables and ensure quality across all work products.

What you will do

• Develop and maintain PRA logic models and supporting thermal-hydraulic analyses to quantify risk and support design and licensing activities.
• Build Level 1 and Level 2 PRA models for internal and external events, spanning full power and low power / shutdown operating modes.
• Specialize in thermal-hydraulic analysis by supporting RELAP5-3D and MELCOR modeling to simulate core and containment response for severe accident scenarios that inform PRA quantifications.
• Develop event trees and fault trees to quantify key design risk metrics such as core damage frequency and large release frequency.
• Maintain and update PSA models as the SMR-300 design evolves.
• Apply PSA results to support risk-informed programs, including RTNSS, the Design Reliability Assurance Program, and 10 CFR 50.69 risk-informed categorization and treatment of SSCs.
• Interface with the design team to communicate PSA insights and help implement them in design and licensing activities.
• Ensure consistency and quality across all PSA deliverables.

What you will bring

• Bachelor's degree in nuclear engineering, mechanical engineering, or a closely related field from an accredited college or university.
• Familiarity with the thermal-hydraulic behavior of light water reactors.
• Proficiency with at least one industry code such as CAFTA, SAPHIRE, RiskSpectrum, RELAP5-3D, or MELCOR.
• 4 to 6 years of experience in probabilistic risk assessment and/or thermal-hydraulic safety analysis for nuclear facilities.
• Familiarity with ASME/ANS PRA standards and NRC or IAEA risk guidance.
• Ability to interpret results and clearly communicate risk insights to technical audiences.
• Excellent technical writing, interpersonal, and communication skills.
• Eligible to work under 10 CFR Part 810.

Technologies you will use

• RELAP5-3D
• MELCOR
• CAFTA
• SAPHIRE
• RiskSpectrum

Compensation

Salary: USD 110,000 - 130,000 per year