Mechanical / Ballistics Researcher
Inertia
Livermore, CA, USA
Posted on Jan 6, 2026
Location
Livermore
Employment Type
Full time
Location Type
On-site
Department
Physics
Overview:
We are seeking Mechanical / Ballistics Researchers to advance target injection, tracking, engagement capabilities for Inertia’s fusion program. This position involves designing, developing and running a high-repetition rate target injection system.
Primary Responsibilities:
Design, develop, and run highly accurate, modest acceleration, high repetition rate inertial fusion target injector system (gas gun or similar technology) for Inertia’s target injection/tracking/engagement system
Design methods to control projectile stability and trajectory, and interface with target tracking systems
Collaborate with scientists, laser and system engineers to meet specifications
Interface with vendors and external suppliers
Qualifications:
Required:
BS, MS, or PhD in Mechanical Engineering, Materials Science, or related field
Strong design-for-manufacturing skills
Hands-on experimental and prototyping experience
Preferred:
Background in fusion target manufacturing or aerospace hardware assembly.
Experience with high repetition rate target injector systems such as gas guns, electromagnetic launchers, or similar technologies.
Knowledge of automation, robotics, or metrology systems.
Salary & Benefits:
We offer market-competitive compensation and 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.