Mechanical Engineer

First Search Inc.; Bloomfield (CT); On-site; USD 90,000 - 130,000; Full time

Job summary

LiquidPiston is seeking an Engine Design Engineer to join a cutting-edge propulsion team in Bloomfield, CT. You will take engines from concept through production, collaborating across mechanical and systems engineering to push performance and reliability.

You will design subsystems, develop CAD models in SolidWorks, and perform FEA, thermodynamic and engine modeling work. Hands-on prototyping and testing are valued in this role.

Qualifications

• B.S./M.S. in Mechanical Engineering or related field.
• 3+ years in engine design or complex mechanical systems.
• Proficiency with SolidWorks, FEA tools, and GT-Power/AVL.
• Hands-on prototyping and testing experience.

Responsibilities

• Designing and optimizing engine subsystems and components.
• Creating CAD models and drawings in SolidWorks.
• Performing FEA, thermal, and vibration analysis.
• Supporting validation, prototyping, and design-for-manufacturing efforts.
• Interfacing with suppliers and cross-functional engineering teams.

Skills

Engine design

SolidWorks

FEA

Thermodynamics

Prototyping

Education

B.S./M.S. in Mechanical Engineering

Tools

SolidWorks

GT-Power

AVL

FEA tools

Job description

We’re excited to be partnering with LiquidPiston (LPI), an innovative leader in next-generation power and propulsion systems. They're revolutionizing the internal combustion engine with their patented High Efficiency Hybrid Cycle (HEHC) and rotary X-engine technology—developing ultra-compact, power-dense engines for hybrid, aerospace, and power generation applications.

About the Role:

As an Engine Design Engineer at LiquidPiston, you'll work on cutting-edge engine systems from concept through to production. This role is highly collaborative and hands-on—ideal for engineers passionate about innovation and performance.

Key responsibilities include:

• Designing and optimizing engine subsystems and components
• Creating CAD models and engineering drawings (SolidWorks)
• Performing FEA, thermal, and vibration analysis
• Supporting validation, prototyping, and design-for-manufacturing efforts
• Interfacing with suppliers and cross-functional engineering teams

Ideal Candidate:

• B.S./M.S. in Mechanical Engineering (or related field)
• 3+ years of experience in engine design or complex mechanical systems
• Strong knowledge of thermodynamics, combustion, and mechanical integration
• Proficiency in SolidWorks, FEA tools, and engine modeling software (GT-Power, AVL)
• Hands-on experience with prototyping and testing