Senior Mechanical Engineer - Nuclear Enrichment Systems

CT19, incorporated; Oak Ridge (TN); On-site; USD 150,000 - 190,000; Full time

Benefits offered by this job

Health insurance

401(k)

Relocation bonus

Job summary

CT19, incorporated is a pioneering nuclear technology company developing patented advanced laser technology for HALEU uranium enrichment and next‑generation reactors. You will join a small, highly skilled team shaping complex mechanical systems from concept to production.

Lead the design and development of gas separation assemblies and flow manifolds, create detailed 3D CAD models, perform CFD analyses, and integrate in‑house designs with commercial equipment for production readiness.

Qualifications

• A B.S. in Mechanical Engineering, Aerospace Engineering, or related discipline.
• 10+ years of mechanical design and engineering experience, ideally involving high-vacuum systems, gas dynamics, or complex fluid-handling equipment.
• Strong experience in 3D CAD modelling and CFD analysis, taking designs from concept through fabrication and assembly.
• U.S. citizenship and the ability to obtain a DOE Q clearance.

Responsibilities

• Lead the design and development of gas separation assemblies and flow manifolds for advanced isotope enrichment systems, solving complex mechanical engineering challenges.
• Create detailed 3D CAD models and manufacturing drawings, turning concepts into production-ready designs.
• Perform CFD analysis and specify materials to optimise performance, reliability, and manufacturability.
• Integrate bespoke in-house designs with commercial equipment, leading fabrication and assembly from prototype through to production.

Skills

3D CAD modelling

CFD analysis

Mechanical design

Gas dynamics

High-vacuum systems

Education

Bachelor's degree in Mechanical or Aerospace Engineering

Job description

CT19, incorporated is a pioneering nuclear technology company developing patented advanced laser technology for HALEU uranium enrichment and next‑generation reactors. You will join a small, highly skilled team shaping complex mechanical systems from concept to production.

Lead the design and development of gas separation assemblies and flow manifolds, create detailed 3D CAD models, perform CFD analyses, and integrate in‑house designs with commercial equipment for production readiness.