LiquidPiston · 2 days ago
CNC Programmer/Prototype Machinist
Bloomfield, CT
Full-time
Onsite
Mid LevelLiquidPiston is developing advanced rotary engine technologies that redefine what is possible in power generation and propulsion. The Prototype Machinist will be responsible for machining precision components for engine prototypes and test fixtures, requiring strong CNC programming and machining experience in a fast-paced R&D environment.
Industrial EngineeringManufacturingMechanical Engineering
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
Qualification
Required
Proficiency operating and programming CNC mills and lathes
Strong working knowledge of Haas and Fanuc controls
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
Preferred
Experience programming and tool-pathing using MasterCam (preferred but not required)
Experience with multi-axis milling strongly preferred
Benefits
PTO: We value work–life balance and encourage time to rest and recharge. Our benefits include 3 weeks of PTO (which covers vacation and sick time) plus 10 paid holidays.
Comprehensive medical and voluntary dental, and vision coverage - you choose what works best for you.
Employes may receive RSUs (Restricted Stock Units).
We offer a 401k w/100% matching up to 3% of your salary and then 50% of contributions between 3-5% after 1 year of employment.
Ongoing training, mentorship, and learning opportunities to accelerate your growth.
Company
LiquidPiston
LiquidPiston develops advanced internal combustion engines through its patented thermodynamic cycle and engine technologies.
Founded in 2003
11-50 employees
H1B Sponsorship
LiquidPiston has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (2)
2024 (2)
2023 (1)
2022 (1)
2021 (2)
Funding
Current Stage
Growth StageTotal Funding
$25.97MKey Investors
Adams Capital Management
2021-10-01Equity Crowdfunding
2020-11-01Series Unknown
2020-01-12Equity Crowdfunding· $1.07M
Leadership Team
Vincenzo Perrone
VP of Engineering
Nikolay Shkolnik
Principal
Recent News
LiquidPiston
2025-10-29
Company data provided by crunchbase