Calling the bold.

Calling the bold.

Uncork-backed companies are hiring explorers, builders, and operators ready to help chart new territory.

Uncork-backed companies are hiring explorers, builders, and operators ready to help chart new territory.

Target Fabrication / Mechanical Engineer

Inertia

Inertia

Other Engineering
Livermore, CA, USA
Posted on Jan 6, 2026

Location

Livermore

Employment Type

Full time

Location Type

On-site

Department

Design and Engineering

Overview:

We are seeking Mechanical Engineers to advance target fabrication capabilities for Inertia’s fusion program. This position involves developing precision assembly, bonding, and alignment processes for high-strength target components.

Primary Responsibilities:

  • Design and develop tooling and fixtures for precision target fabrication and assembly.

  • Collaborate with materials scientists and process engineers to improve target integrity and throughput.

  • Perform mechanical testing and reliability assessments for bonding and assembly processes.

  • Support development of automation systems for high-volume production of fusion targets.

  • Interface with vendors, external partners, and internal teams to qualify materials and components.

Qualifications:

Required:

  • BS or MS in Mechanical Engineering, Materials Science, or related field.

  • Experience with precision assembly, bonding, or micro-mechanical systems.

  • Strong CAD and design-for-manufacturing skills.

  • Hands-on experimental and prototyping experience.

Preferred:

  • Experience with cryogenic or high-pressure systems.

  • Background in fusion target manufacturing or aerospace hardware assembly.

  • Knowledge of automation, robotics, or metrology systems.

Salary & Benefits:

We offer an excellent benefits program, including Medical, Dental, and Vision plans, company-paid holidays, matching 401k, and more!

About Inertia:

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.