Senior Nuclear Safety Analyst - R&D & Licensing Expert

Information Systems Laboratories, Inc.; Idaho; Hybrid; USD 140,000 - 190,000; Full time

Job summary

Information Systems Laboratories, Inc. (ISL) in Idaho Falls seeks a Principal Analyst for the Nuclear Safety Analysis team.

The role combines research, development, and customer contract work, engaging with advanced reactor and fuel vendors to meet NRC/DOE licensing requirements. You will work on modeling and simulation of thermal-hydraulics, nuclear physics, fuel performance, and radiological consequences, and contribute to safety basis documentation, hazard analyses, and transient analyses.

Qualifications

• B.S. or M.S. in Nuclear or Mechanical Engineering.
• 15–20 years of experience in the nuclear industry.
• Prior safety analysis and/or reactor design experience.
• Ability to solve complex problems and communicate results clearly.
• Teamwork and adaptability in dynamic environments.

Responsibilities

• Work on safety analysis and model development for LWR, SMR, and advanced reactors.
• Perform hazard analysis, safety basis events, and transient analyses.
• Create technical reports, white papers, and presentations for clients.
• Support licensing efforts with NRC/DOE documentation.

Skills

Problem solving

Team collaboration

Independent worker

Adaptability

Verifying results

Strong communication

Education

B.S. or M.S. in Nuclear or Mechanical Engineering

Tools

RELAP5-3D

TRACE

MCNP

SCALE

PARCS

FAST

RADTRAD

Mathcad/Octave

Python/Java

Job description

Information Systems Laboratories, Inc. (ISL) in Idaho Falls seeks a Principal Analyst for the Nuclear Safety Analysis team.

The role combines research, development, and customer contract work, engaging with advanced reactor and fuel vendors to meet NRC/DOE licensing requirements. You will work on modeling and simulation of thermal-hydraulics, nuclear physics, fuel performance, and radiological consequences, and contribute to safety basis documentation, hazard analyses, and transient analyses.