R&D Technician II-III

The role

You will take ownership of prototyping, machining, assembly, testing, and fabrication operations for next-generation nuclear systems. You will work with engineering to build test systems, improve designs, and lead a team of technicians.

What you will do

• Fabricate prototypes and build and operate test systems.
• Collaborate with engineering to improve designs through rapid iteration.
• Participate in design reviews for manufacturability and design improvements.
• Spec, source, and commission equipment.
• Build, lead, and mentor a team of technicians.
• Develop and document best practices for machining, fabrication, assembly, and quality inspection.
• Identify and resolve technical challenges and implement corrective actions.
• Support critical system testing and validation efforts.
• Train and upskill technicians on new processes and tools.
• Perform other related duties as assigned.

Required qualifications

• 5+ years in a high-performance manufacturing or R&D environment with experience in multiple of the following areas: fabrication, machining, welding, pneumatic/hydraulic systems, test processes, test s
• Understanding of aerospace-grade production/quality standards.
• Experience interpreting engineering drawings and technical specifications & processes.
• Ability to work long hours and weekends as necessary.
• Ability to frequently lift up to 50 lbs and perform physically demanding tasks.

Nice to have

• Experience developing complex systems from scratch and the corresponding manufacturing processes
• Experience in aerospace, nuclear, defense, or advanced manufacturing industries.
• Knowledge of materials science, precision machining, and quality inspection techniques.
• Hands-on experience with fluid, gas, or high-voltage systems.
• Experience with automation, robotics, and advanced manufacturing techniques.
• Background in process optimization and lean manufacturing principles.
• Familiarity with PLM, ERP, and manufacturing planning systems.
• Strong problem-solving skills with a hands-on approach to technical challenges.
• Excellent communication and leadership skills.

Before you apply

• Applicant must be a U.S. citizen or national, U.S. lawful permanent resident, Refugee under 8 U.S.C. § 1157, or Asylee under 8 U.S.C. § 1158, or be eligible to obtain the required authorizations from

About the company

Antares is building mass-producible, inherently safe, deployable microreactors to make clean energy abundant. The team hails from SpaceX, the White House, the Pentagon, the Department of Energy, MIT, and various National Laboratories.