Genset Mechanical Integration Engineer – LiquidPiston

LiquidPiston, Inc.; Suffield (CT); On-site; USD 85,000 - 110,000; Full time

Benefits offered by this job

PTO

Health & Wellness

Equity Participation

401(k) Match

Career Growth

Job summary

LiquidPiston, Inc. seeks a Genset Mechanical Integration Engineer to lead the mechanical integration and packaging of electrical systems in next‑gen rotary engine-powered generator platforms.

You will own packaging, mounts, and interfaces for power electronics, batteries, wiring, and sensors within compact engine-generator assemblies. You will collaborate with Mechanical, Electrical, Controls, Manufacturing and Test teams to balance manufacturability, thermal management, vibration, and

Qualifications

• Bachelor’s degree in mechanical engineering or related discipline.
• 2+ years of mechanical design experience.
• Experience integrating electrical or electromechanical systems into complex products.
• Strong mechanical packaging and system integration experience.
• Experience designing around electrical components such as: Power electronics, Control modules, Wiring harnesses, Connectors, Sensors, Batteries or energy storage systems, Electrical distribution hardware.
• Proficiency with 3D CAD (SolidWorks preferred).
• Understanding of DFM/DFA, GD&T, and mechanical tolerancing.
• Experience supporting prototype builds and engineering validation.
• Strong cross-functional collaboration skills.

Responsibilities

• Lead the mechanical integration and packaging of electrical and electromechanical systems within LiquidPiston genset platforms.
• Design mounting structures, enclosures, brackets, and interfaces for electrical components including power electronics, control units, sensors, wiring, connectors, batteries, and generator hardware.
• Develop efficient packaging layouts while considering space claim, accessibility, manufacturability, serviceability, thermal management, vibration, and environmental requirements.
• Collaborate closely with Electrical and Controls Engineering teams to integrate electrical hardware into complete engine and generator assemblies.
• Design and release mechanical components and assemblies using CAD.
• Create detailed drawings, GD&T, BOMs, and engineering documentation.
• Support prototype builds, assembly, integration, troubleshooting, and design validation.
• Participate in design reviews and DFMEA activities.
• Work with suppliers to develop manufacturable solutions for integrated assemblies.
• Support product testing and incorporate lessons learned into future designs.
• Help optimize packaging for weight, durability, and cost while maintaining performance requirements.

Skills

Mechanical design

Electrical integration

Packaging design

Cross-functional

SolidWorks

Education

Bachelor’s degree in mechanical engineering

Tools

SolidWorks

Job description

Genset Mechanical Integration Engineer – LiquidPiston

Location: This position is fully onsite in Bloomfield, CT, five days per week, with the company relocating to Suffield, CT later in 2026.

Position Summary:

LiquidPiston is seeking a Genset Mechanical Integration Engineer to lead the mechanical integration and packaging of electrical and electromechanical systems within our next-generation rotary engine-powered generator platforms.

This role is ideal for a mechanical engineer with experience designing around electrical hardware, including packaging high-voltage or low-voltage electrical components, power electronics, wiring, harness routing, battery systems, and electromechanical assemblies. You'll own the mechanical integration of these systems into compact, high-performance engine and generator packages while balancing manufacturability, serviceability, thermal management, vibration, and overall system performance.

You’ll work closely with Mechanical, Electrical, Controls, Manufacturing, and Test Engineering teams, to help develop innovative power generation systems for defense, aerospace, and commercial applications.

Responsibilities:

• Lead the mechanical integration and packaging of electrical and electromechanical systems within LiquidPiston genset platforms.


• Design mounting structures, enclosures, brackets, and interfaces for electrical components including power electronics, control units, sensors, wiring, connectors, batteries, and generator hardware.


• Develop efficient packaging layouts while considering space claim, accessibility, manufacturability, serviceability, thermal management, vibration, and environmental requirements.


• Collaborate closely with Electrical and Controls Engineering teams to integrate electrical hardware into complete engine and generator assemblies.


• Design and release mechanical components and assemblies using CAD.


• Create detailed drawings, GD&T, BOMs, and engineering documentation.


• Support prototype builds, assembly, integration, troubleshooting, and design validation.


• Participate in design reviews and DFMEA activities.


• Work with suppliers to develop manufacturable solutions for integrated assemblies.


• Support product testing and incorporate lessons learned into future designs.


• Help optimize packaging for weight, durability, and cost while maintaining performance requirements.

Qualifications:

• Bachelor’s degree in mechanical engineering or related discipline.


• 2+ years of mechanical design experience.


• Experience integrating electrical or electromechanical systems into complex products.


• Strong mechanical packaging and system integration experience.


• Experience designing around electrical components such as:
  
  
  
  • Power electronics
  
  
  • Control modules
  
  
  • Wiring harnesses
  
  
  • Connectors
  
  
  • Sensors
  
  
  • Batteries or energy storage systems
  
  
  • Electrical distribution hardware
  
  
  
  


• Proficiency with 3D CAD (SolidWorks preferred).


• Understanding of DFM/DFA, GD&T, and mechanical tolerancing.


• Experience supporting prototype builds and engineering validation.


• Strong cross-functional collaboration skills.

Benefits & Perks:

• PTO: We value work–life balance and encourage time to rest and recharge.


• Health & Wellness: Comprehensive medical and voluntary dental, and vision coverage - you choose what works best for you.


• Equity Participation: Employes may receive RSUs (Restricted Stock Units).


• 401(k) Match: 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.


• Career Growth: Ongoing training, mentorship, and learning opportunities to accelerate your growth.

Our Culture:

At LiquidPiston, we embrace challenges, move fast, and celebrate curiosity. Our team thrives on collaboration, creativity, and perseverance. We understand that innovation involves risk - and we’re not afraid to fail as we move forward.

Equal Opportunity Employer:

LiquidPiston, Inc. is proud to be an Equal Opportunity Employer. Qualified applicants will not be discriminated against, and receive consideration for employment without regard to race, color, religion, gender, sexual orientation, gender identity, national origin, or protected veteran status or disability. All offers of employment at LiquidPiston are contingent upon successful completion of a pre-employment background check and drug screening.