Early-Career Reactor Physics & Neutronics Engineer

Airswift; Houston (TX); On-site; USD 85,000 - 110,000; Full time

Job summary

Airswift seeks a Reactor Physics & Neutronics Engineer I to join an innovative nuclear engineering team in Houston. You will contribute to reactor design, modeling, safety evaluations, and performance analyses through computational simulations and engineering calculations.

This early-career role offers hands-on technical experience, mentorship, and a clear growth path in a regulated, safety-focused environment.

Qualifications

• Bachelor's degree in Nuclear Engineering, Engineering Physics, Physics, or related field.
• Recent graduate to 1-3+ years of relevant experience post-university.
• Strong foundation in math, physics, and analytical problem solving.
• Ability to learn in a regulated, safety-critical environment.

Responsibilities

• Perform reactor physics and neutronics calculations and analyses under supervision.
• Support neutron transport, reactivity, fuel performance, depletion, and reactor-core evaluations.
• Develop and maintain computational models using engineering software tools.
• Assist with criticality safety evaluations and compliance with nuclear safety requirements.
• Conduct physics-based simulations to assess reactor behavior and performance.
• Analyze data to support engineering decisions and technical evaluations.
• Participate in verification, validation, sensitivity, and uncertainty analyses.
• Prepare engineering calculations, reports, and documentation.
• Collaborate with reactor systems, thermal-hydraulics, safety, and multidisciplinary teams.
• Support technical reviews and continuous improvement initiatives.
• Follow QA, safety, configuration management, and document control processes.
• Take on increasing technical responsibility as knowledge grows.

Skills

Reactor physics

Neutronics

Engineering analysis

Mathematical modeling

Education

Bachelor's degree in Nuclear Engineering

Job description

Airswift seeks a Reactor Physics & Neutronics Engineer I to join an innovative nuclear engineering team in Houston. You will contribute to reactor design, modeling, safety evaluations, and performance analyses through computational simulations and engineering calculations.

This early-career role offers hands-on technical experience, mentorship, and a clear growth path in a regulated, safety-focused environment.