Maritime Neutronics Engineer – Core Design & Simulation

Socket.dev; Bethesda (MD); On-site; USD 120,000 - 180,000; Full time

Job summary

Ocean Atomics is seeking a Neutronics Engineer to design, simulate, and document reactor core performance for maritime nuclear power systems. You will work with a close-knit core design team to develop multiphysics models and validate results for licensing and product optimization.

You will analyze criticality, transmutation, and shutdown margins, and contribute to transient analyses and simulator data. Strong writing and collaboration skills are essential.

Qualifications

• Bachelor's degree in Nuclear Engineering or Engineering Physics required.
• 5+ years of professional experience designing reactor cores preferred.
• Experience building and running core neutronics simulations required.
• Strong working knowledge of multiple deterministic and stochastic neutronics tools preferred.
• Excellent technical writing skills required.

Responsibilities

• Maintain and expand core design simulations for criticality, decay, shutdown margins, and kinetics.
• Develop and support coupled multiphysics models for normal and transient behavior.
• Analyze and optimize core performance for licensing docs and product optimization.
• Document design results rigorously and justify methodologies for licensing reviews.
• Provide core data for transient analyses and for simulator/operational physics teams.
• Perform shielding and activation analyses to support design.

Skills

Neutronics simulations

Nuclear design couplings

Team collaboration

Reactor simulation tools

Computing proficiency

Technical writing

Education

Bachelor's degree in Nuclear Engineering or Engineering Physics

Tools

MCNP

OpenMC

CASMO/SIMULATE

VERA

DRAGON

Job description

Ocean Atomics is seeking a Neutronics Engineer to design, simulate, and document reactor core performance for maritime nuclear power systems. You will work with a close-knit core design team to develop multiphysics models and validate results for licensing and product optimization.

You will analyze criticality, transmutation, and shutdown margins, and contribute to transient analyses and simulator data. Strong writing and collaboration skills are essential.