Reactor Physics & Neutronics Engineer

Airswift; Houston (TX); On-site; USD 90,000 - 150,000; Full time

Job summary

Airswift seeks a Reactor Physics & Neutronics Engineer II deployed to a nuclear energy program in Houston. This early-to-mid career professional will support reactor-physics and neutronics activities with increasing independence under senior supervision, owning defined tasks, calculations, analyses, and documentation.

You will work on core reactor physics, neutron transport, criticality, and coupled-system analyses, developing models, performing validations, and contributing to design, safety,

Qualifications

• Bachelor's degree in Nuclear Engineering, Engineering Physics, Physics, or related discipline.
• Approximately 3–10 years of relevant experience.
• Strong technical fundamentals and willingness to learn within a highly regulated, safety-critical environment.
• Ability to communicate clearly, document technical work, and collaborate across multidisciplinary teams.
• Demonstrated attention to detail, ownership, and problem-solving capability.

Responsibilities

• Perform reactor-physics and neutronics calculations and computational analyses appropriate to experience level.
• Develop, execute, and maintain technical models under approved methodologies.
• Support criticality, neutron transport, reactivity, sensitivity, uncertainty, verification, and validation activities as assigned.
• Evaluate technical, measured, experimental, or test data and prepare controlled calculation packages.
• Collaborate with thermal-hydraulics, safety, systems, testing, and other engineering disciplines.
• Follow applicable engineering, quality, safety, configuration-management, and document-control requirements.
• Participate in technical reviews, team meetings, and continuous-improvement activities.
• Take increasing ownership of technical assignments and contribute to evolving technical programs.

Skills

Strong technical fundamentals

Communication skills

Problem solving

Ownership

Team collaboration

Learning agility

Education

Bachelor's degree in Nuclear Engineering, Engineering Physics, or Physics

Tools

Reactor physics tools

Job description

Airswift seeks a Reactor Physics & Neutronics Engineer II deployed to a nuclear energy program in Houston. This early-to-mid career professional will support reactor-physics and neutronics activities with increasing independence under senior supervision, owning defined tasks, calculations, analyses, and documentation.

You will work on core reactor physics, neutron transport, criticality, and coupled-system analyses, developing models, performing validations, and contributing to design, safety,