Mechanical Engineer

Job Description

Job Description

Mechanical Engineer

Location : Onsite in Bloomfield, CT

About LiquidPiston :

LiquidPiston, Inc. is developing the next generation of compact, high-efficiency rotary engines based on its patented thermodynamic cycle. Our engines are being designed to transform power generation and propulsion across aerospace, defense, and commercial industries. We offer a fast-paced, hands-on R&D environment where mechanical engineers have a direct impact on shaping breakthrough technologies.

Position Overview :

We are seeking a hands-on, innovative Mechanical Engineer to join our dynamic team. In this role, you will contribute to all phases of engine development—from concept and design through testing and iteration—as we advance LiquidPiston’s rotary diesel engines toward production. This is a high-impact, cross-functional role requiring strong mechanical design skills, analytical thinking, and a passion for solving complex technical challenges.

Responsibilities :

• Design, analyze, and develop engine components, subsystems, and custom test rigs
• Use SolidWorks for 3D CAD modeling and drafting of engine parts and assemblies
• Conduct engineering analysis using a combination of hand calculations, Matlab, custom code, and commercial simulation tools (e.g., GT-Suite)
• Support prototype fabrication by working with in-house machinists and external vendors
• Participate in the operation and testing of rotary engines on dynamometers and data acquisition systems
• Assemble and disassemble prototype engines; perform part inspections and document build details
• Troubleshoot and debug mechanical systems through hands-on work and root-cause analysis
• Collaborate with cross-functional teams, technicians, and contractors to execute test and design projects
• Present design proposals and test data clearly through reports, presentations, and team meetings
• Help enforce engineering best practices and company policies (file organization, documentation, project management tools)
• Stay current with advancements in rotary engines, diesel combustion, thermodynamics, and related technologies

Qualifications :

Preferred Qualifications :

Benefits :

Our Culture

At LiquidPiston, we challenge convention and solve hard problems. We move fast, think boldly, and iterate quickly. Our team thrives on collaboration, creativity, and resilience. We take calculated risks and believe that every setback is a steppingstone toward breakthrough innovation.

Equal Opportunity Employer

LiquidPiston, Inc. is proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment regardless of race, color, religion, gender, sexual orientation, gender identity, national origin, or veteran status, and will not be discriminated against on the basis of disability.

All offers of employment at LiquidPiston are contingent upon the successful completion of a pre-employment background check and drug screening.

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