Principal Systems Engineer, Grid-Scale Energy Storage R&D

ON.energy is seeking a Principal Systems Engineer to originate and lead the design of new products for grid-scale energy storage systems. You will own requirements development, prototype leadership, and cross-functional coordination with vendors and leadership. Based in Denver, CO or Houston, TX, you will drive early-stage prototyping, architect system topologies, and ensure robust design reviews and transition to product engineering while advancing the company’s mission in clean energy.