Senior Engine Performance Engineer

Senior Engine Performance Engineer This role is fully onsite in Bloomfield, CT, five days per week, and the company will be relocating to Suffield, CT later in 2026.​​​​​​​ About LiquidPiston: LiquidPiston is an advanced engine development company focused on revolutionizing internal combustion technology through its innovative rotary engine design. By rethinking traditional engine architecture, LiquidPiston is developing compact, efficient, and high power-density engines for a wide range of applications. The team operates in a fast-paced, engineering-driven environment focused on innovation, collaboration, and bringing cutting-edge technology to production. Role Overview: As a Senior Engine Performance Engineer, you will play a key role in advancing the development of LiquidPiston’s rotary engines toward production. Working closely with Chief Engineers, Design Engineers, and cross-functional teams, you will help define the data needed to guide engine architecture, design features, and calibration strategies. You will develop and execute test and analysis plans in collaboration with Test and Simulation Engineers, while occasionally performing high-level analyses or basic GT-Power simulations to support decision-making. This role is heavily focused on data analysis and insight generation. You will review and interpret large datasets, draw conclusions, and make data-driven recommendations to stakeholders through presentations and detailed technical reports. You will also collaborate with Modeling and Simulation teams to integrate analytical results into your recommendations, while contributing to continuous improvement efforts that enhance the efficiency and effectiveness of engine performance development. Key Responsibilities: Develop a deep understanding of the data required to inform engine architecture, design features, and calibration strategies that meet performance goals Partner with Te