Senior Mechanical Design Engineer — Reactor Actuation

Antares; Los Angeles (CA); On-site; USD 145,000 - 185,000; Full time

Job summary

Antares, based in Torrance, CA, seeks a Senior Mechanical Design Engineer to lead the design, build, and test of reactor control mechanisms. You will develop actuation solutions and define architecture while collaborating with thermal, structural, neutronics, controls, and simulation teams.

The ideal candidate has strong CAD/analysis skills, experience in precision mechanisms, and the ability to operate in high-temperature, high-stress, and radiation environments. Salary range applies.

Qualifications

• Bachelor's degree in engineering with 5+ years full-cycle design experience.
• Experience with CAD, analysis, build and test processes.
• FMEA experience and understanding of failure modes.

Responsibilities

• Design, build, and test the reactor’s control mechanisms, hardware, and assemblies.
• Develop custom actuation solutions, interfaces, and instrumentation.
• Define design criteria, requirements, system architecture, and verification plans.
• Collaborate across thermal, structural, neutronics, controls, and simulation disciplines.
• Engineer components for high-temperature, high-stress, and radiation environments.
• Perform design-for-manufacturability assessments and tradeoffs.

Skills

CAD

Analysis

Build and test

Kinematic synthesis

Pneumatic actuation

Hydraulic actuation

Mechatronics

Instrumentation

FMEA

Education

Bachelor's degree in engineering

Master's degree in engineering

Tools

NX

ANSYS

Femap

Python

MATLAB

Job description

Antares, based in Torrance, CA, seeks a Senior Mechanical Design Engineer to lead the design, build, and test of reactor control mechanisms. You will develop actuation solutions and define architecture while collaborating with thermal, structural, neutronics, controls, and simulation teams.

The ideal candidate has strong CAD/analysis skills, experience in precision mechanisms, and the ability to operate in high-temperature, high-stress, and radiation environments. Salary range applies.