ThermalSimulationEngineer

**About Johnson Controls** Johnson Controls, a global leader in thermal management, mission-critical building systems, energy efficiency, and decarbonization, helps customers use energy more productively, reduce carbon emissions, and operate with the precision and resilience required in rapidly expanding industries such as data centers, healthcare, pharmaceuticals, advanced manufacturing, and higher education. For more than 140 years, Johnson Controls has delivered performance where it really matters. Backed by advanced technology, lifecycle services and an industry-leading field organization, we elevate customer performance, turn goals into real-world results and help move society forward. Visit [ _johnsoncontrols.com_](http://www.johnsoncontrols.com/) for more information and follow @Johnsoncontrols on social platforms. **What you will do** Thermal limits are the hidden bottleneck holding back the world’s most advanced technologies—AI infrastructure, semiconductor equipment, power electronics, and mission-critical defense systems. At Johnson Controls, we don’t work around those limits—we eliminate them. Powered by our breakthrough Stack Forging™ process, we engineer high-performance thermal components and integrated cooling loop solutions designed for direct deployment into AI, HPC, and other demanding environments. The result: a best-in-class thermal management platform built for the systems that push performance to the edge—and beyond. Join the movement as a Builder on the Stack Forging Thermal Solutions team at Johnson Controls, as a Thermal Simulation Engineer located in Burlington, MA. In this role, you won’t just analyze performance—you’ll help unlock it. Using a blend of first-principles calculations and advanced computational tools, you’ll predict and elevate the performance of JCI’s industry-leading thermal management technologies. Working side-by-side with Solutions Engineers and Thermal Design Engineers, you’ll tackle complex challenges and optimize des