Prototype Machinist: Precision CNC for R&D Hardware

Atomic Machines Inc.; Emeryville (CA); On-site; USD 48,000 - 76,000; Full time

Benefits offered by this job

Equity

Benefits

Job summary

Atomic Machines Inc. in Emeryville, CA seeks a hands-on Prototype Machinist to own parts from start to finish, including CAM programming, setup, and inspection in a fast-paced R&D environment.

You will work with engineers to turn complex designs into high‑quality hardware, develop fixtures, choose tooling, and ensure tight tolerances across aluminum, titanium, and other materials. This role supports a 24/7 shop on a 5-2 schedule and is onsite in Emeryville.

Qualifications

• High school diploma, GED, or equivalent practical experience.
• 2+ years of hands-on CNC machining experience in high-precision industries.
• Strong experience programming, setting up, proving out, and operating CNC mills and lathes, including 3-axis and 5-axis machining.
• Experience with toolpath strategy, tool selection, work offsets, probing, setup verification, and process troubleshooting.
• Demonstrated proficiency with at least one modern CAM platform; Fusion 360 experience is strongly preferred.
• Strong understanding of machining fundamentals, feeds and speeds, tolerance stack-up, and quality.
• Ability to read complex prints, interpret GD&T, and hold tight tolerances.

Responsibilities

• Read and interpret detailed drawings, CAD models, GD&T callouts, work instructions, and inspection requirements.
• Own machined parts from start to finish, including planning, programming, setup, machining, inspection, documentation, and delivery.
• Program, set up, prove out, troubleshoot, and operate CNC mills and lathes (3-axis and 5-axis).
• Develop CAM programs using Fusion 360 or similar platforms; design fixtures and tooling for prototypes.
• Inspect parts using metrology tools and adjust processes to achieve conformance.
• Collaborate with engineering to identify manufacturability risks and improve designs.
• Manage multiple jobs with changing priorities and deadlines.

Tools

Fusion 360

Job description

Atomic Machines Inc. in Emeryville, CA seeks a hands-on Prototype Machinist to own parts from start to finish, including CAM programming, setup, and inspection in a fast-paced R&D environment.

You will work with engineers to turn complex designs into high‑quality hardware, develop fixtures, choose tooling, and ensure tight tolerances across aluminum, titanium, and other materials. This role supports a 24/7 shop on a 5-2 schedule and is onsite in Emeryville.