Sustaining Controls Engineer

About Mainspring Mainspring Energy manufactures and delivers fuel-flexible, low-emissions local power solutions that rapidly add new capacity and deliver reliable, affordable, and sustainable electric power. The company began commercial shipments of its Mainspring Linear Generators in 2020 and today has hundreds of megawatts in advanced development and field operations for leading Fortune 500 companies, data centers, and utilities. Mainspring also partners with global energy leaders including AEP, NextEra Energy Resources, Schneider Electric, and more. The core values that ground our work, guide our decisions, and connect us together: Pragmatic Optimism Excellence without Ego Proactive Collaboration

The Sustaining Controls Engineer will play a crucial role in the success of our product automatically and reliably fulfilling customers’ electricity demand. You will work closely with cross-functional teams to diagnose and resolve issues, differentiate between mechanical, electrical, and software-related problems, and document solutions to increase product reliability and reduce maintenance needs. This position is ideal for a multidisciplinary engineer who enjoys working on complex systems and has a keen eye for detail.

Manage, document, and resolve fleet issues ensuring clear communication and follow-up on resolutions and improving the process Diagnose root causes of system issues, distinguishing between mechanical, electrical, and software-related problems Categorize, systematize, and address gaps in automated system behavior Collaborate with cross-functional teams to provide technical support and enhance system behavior Debug and troubleshoot existing control algorithms to improve system performance and reliability Analyze and understand C++ code to interpret behavior Implement fixes to field issues in C++ code, and test them in simulation and laboratory environments Adjust feature designs to address field issues Use Python for data analysis, scripting, and system diagnostics Tune control gains and calibrate systems, documenting the process for future reference Identify and address gaps in system performance, ensuring continuous improvement Support reliability and manufacturing testing, contributing to the system's life cycle maintenance

Experience in successful root cause analysis of complex software-mechatronic systems Driven and self-directed systems-thinker responsible for creating or improving effective sustaining engineering processes Excellent communicator with demonstrated collaboration across multidisciplinary teams Degree in mechanical or electrical engineering with controls focus 2-5 years of experience