Senior Design Engineer

About LiquidPiston LiquidPiston, Inc. is reinventing the internal combustion engine.

Our patented X-engine architecture is a compact, lightweight, and fuel-efficient rotary engine that operates on a novel thermodynamic cycle.

With applications in defense, aerospace, robotics, and portable power, we’re developing the next generation of high-performance, compact engines for critical power systems.

We are seeking a Senior Design Engineer to play a key role in the design, simulation, and development of our advanced rotary engines.

This is a hands-on, high-impact engineering role ideal for someone with a deep understanding of engine systems, a passion for innovation, and a strong background in mechanical design and simulation.

Key Responsibilities :

• Generate and evaluate new ideas to improve the performance, durability, and manufacturability of LiquidPiston’s rotary engines.
• Create detailed part and assembly models using SolidWorks.
• Lead early-stage engine architecture and layout processes.
• Perform component and system-level analysis using a combination of hand calculations, simulation tools, and experimental data.
• Create and release production-ready technical drawings.
• Select and coordinate with suppliers and machine shops—from RFQ to incoming inspection.
• Support and oversee engine assembly processes; contribute to hands-on prototyping.
• Participate in engine testing and interpret results to inform design iterations.
• Create and maintain standardized procedures for engine design, analysis, and documentation.
• Lead and mentor technicians, interns, and junior engineers on design and analysis tasks.
• Present technical ideas and results clearly to both technical and non-technical stakeholders.
• Maintain a collaborative, proactive, and positive engineering mindset.

Minimum Requirements :

Health & Wellness :

Equity Participation :