Senior Nuclear Engineer

Radiant Industries•El Segundo, CA

2d•$133,500 - $184,800•Onsite

About The Position

Radiant is seeking a driven Senior Nuclear Engineer to join their team. This role will own modeling methods and reactor physics calculations of neutronics parameters such as reactivity, kinetics parameters, and energy deposition distributions used within their cutting-edge custom-made Digital Twin simulation software. The engineer will be responsible for assessing conservatism and verifying assumptions within the modeling methods and documenting all results. As these methods are pivotal in the safety analysis, this role plays a key part in the commercialization of the first mass-produced nuclear reactor.

Requirements

Bachelor’s degree in nuclear engineering or a similar field from an accredited institution.
4+ years of experience with Monte Carlo nuclear engineering software such as OpenMC, MCNP, Serpent, SCALE, etc.
Experience documenting analysis methods and assumptions.
Strong programming skills in any language, preferably Python.
Must be willing to work extended hours and weekends as necessary to accomplish our mission.
Must work 100% onsite at El Segundo HQ.

Nice To Haves

Knowledge and experience in reactor kinetics.
Basic knowledge of thermal hydraulic principles.
Experience communicating and distilling information with cross-functional teams.
Driven, self-motivated, and takes ownership of work end to end.

Responsibilities

Own modeling methods of core neutronics and reactor physics calculations supporting Radiant’s transient safety analyses.
Perform calculations of energy deposition distributions, reactivity coefficients, kinetics parameters, and control blade worths to input into Digital Twin models.
Verify assumptions and assess conservatism of neutronics models.
Document methods for both technical and non-technical audiences.
Assist in Verification & Validation (V&V) efforts for the Digital Twin.
Review and support other nuclear analyses across the company in reactor physics, shielding, and radiation detection.

Benefits

Substantial incentive stock plan for all full-time employees.
100% up to base silver level plan for employee + 50% dependents, offers up to Platinum plans.
Sponsored memberships for employees and their dependents.
100% top tier plan coverage + 50% for dependents.
100% top tier plan coverage, orthodontia extra, 50% for dependents.
Voluntary life, accident, hospital, critical illness, commuter and FSA/HSA are offered as employee contributed benefits.
8-weeks of paid parental leave for all parents. Additional paid pregnancy leave for CA employees.
Daily catered lunch.
Free snacks and drinks.
Flexible PTO policy.
Remote workday allocation.
Company and team-bonding events, happy hours and in-person camaraderie.
Beautiful El Segundo headquarters close to the Pacific Ocean.