Prototype Machinist

First Search Inc.; Bloomfield (CT); On-site; USD 60,000 - 80,000; Full time

Job summary

A leading engineering firm in Bloomfield, CT is seeking a Prototype Machinist to support development initiatives. This role involves operating CNC milling machines and lathes, producing precision components from engineering drawings, and collaborating with engineers on prototype designs. The ideal candidate should have strong CNC programming skills, attention to detail, and a problem-solving mindset. This full-time position offers opportunities in a dynamic research and development setting.

Qualifications

• Proficient in operating and programming CNC mills and lathes.
• Experience with multi-axis milling preferred.
• Ability to read and interpret complex mechanical drawings.

Responsibilities

• Program, set up, and operate CNC milling machines and lathes.
• Inspect parts for dimensional accuracy and quality.
• Collaborate with engineers and designers on prototypes.

Skills

CNC programming

Attention to detail

Problem-solving skills

Tools

MasterCam

Haas controls

Fanuc controls

Job description

Location: Bloomfield, CT

Our client, LiquidPiston, is looking for a Prototype Machinist to support their rapid development and testing initiatives.

About Client:

LiquidPiston is developing advanced rotary engine technologies that redefine what is possible in power generation and propulsion. Our team designs and builds cutting‑edge prototypes that push the boundaries of efficiency, performance, and size.

Position Summary:

The Prototype Machinist will be responsible for machining precision components for engine prototypes and test fixtures. This role requires strong CNC programming and machining experience, exceptional attention to detail, and the ability to work in a fast‑paced R&D environment. The ideal candidate is hands‑on, self‑driven, and comfortable working with both CNC and manual equipment.

Key Responsibilities

• Program, set up, and operate CNC milling machines and lathes, with an emphasis on multi‑axis milling.
• Utilize Haas and Fanuc controls to execute complex machining operations.
• Create and optimize machining programs using MasterCam (preferred).
• Produce high‑precision prototype components from engineering drawings, 3D models, and sketches.
• Inspect parts to ensure dimensional accuracy and quality standards are met.
• Operate manual machine tools, including:
• Surface grinder
• Bridgeport mill
• Manual lathe
• Collaborate closely with engineers, designers, and technicians to refine prototype designs.
• Maintain a safe, clean, and efficient work environment.
• Assist in developing machining processes, tooling selections, and fixture designs for prototype builds.

Required Qualifications

• Proficiency operating and programming CNC mills and lathes; experience with multi‑axis milling strongly preferred.
• Strong working knowledge of Haas and Fanuc controls.
• Experience programming and tool‑pathing using MasterCam (preferred but not required).
• Demonstrated ability to operate manual machine tools (surface grinder, Bridgeport, manual lathe).
• Ability to read and interpret complex mechanical drawings and GD&T.
• Strong problem‑solving skills and the ability to work independently on prototype projects.
• High attention to detail and commitment to quality.

Seniority level

Mid‑Senior level

Employment type

Full‑time

Job function

Other

Industries

Engines and Power Transmission Equipment Manufacturing

Referrals increase your chances of interviewing at First Search Inc. by 2x.

Get notified about new Prototype Machinist jobs in Bloomfield, CT.