Senior Mechanical Technician; Startup Environment

Overview

We are seeking a highly skilled Senior Mechanical Technician to support advanced precision mechanical design, fabrication, and system integration efforts. This role requires a hands‑on problem solver who can work independently, manage multiple tasks simultaneously, and contribute to innovative technical solutions.

This role is ideal for someone who enjoys ownership, variety, and solving problems without waiting for step‑by‑step instructions.

• Design and build mechanical components and assemblies from concept to prototype
• Create, modify, and maintain mechanical drawings and documentation
• Fabricate parts using shop tools, machining, and rapid prototyping methods
• Work with and integrate basic electronics and electromechanical systems
• Troubleshoot and iterate on prototypes quickly
• Juggle multiple projects and shifting priorities in a startup setting
• Develop creative, practical solutions to open‑ended technical problems
• Communicate clearly with engineers, founders, and teammates
• Document designs, changes, and build processes so others can follow

• Experience as a mechanical technician or similar hands‑on role
• Strong mechanical design and drawing skills
• Demonstrated hands‑on fabrication and build experience, including minor machining, soldering, working with pressure systems, and performing equipment maintenance
• Working knowledge of electronics and system integration
• Ability to work independently with minimal supervision
• Comfortable wearing multiple hats and switching tasks as needed
• Strong problem‑solving mindset — you figure things out and make them better
• Clear communicator who values good documentation

• CAD experience (Solid Works, Fusion 360, AutoCAD, etc.)
• Experience with prototyping, R&D, or custom hardware
• Clear communicator who values good documentation

• High ownership and direct impact on product development
• Collaborative, small‑team environment
• Opportunity to grow with the company

• The base salary range for this role is $90,000 – $100,000;
  The pay range provided is an estimated base range for this role. Exact compensation may vary based on skills, experience, and education.
• We offer market‑competitive compensation and an excellent benefits program, including Medical, Dental, and Vision plans, company‑paid holidays, matching 401k, and more!

Inertia is taking the most direct, scientifically‑proven path to commercializing fusion, leveraging the only successful achievement of fusion ignition, using a process that was pioneered at the U.S. Department of Energy’s (DOE) Lawrence Livermore National Laboratory (LLNL). With groundbreaking innovation, transformative technology, and multi‑year investment, Inertia is committed to commercializing fusion energy in the next decade.