Reporting to the Director of Service, the Senior Commercial Manager is responsible for the strategic leadership and operational management of the Service Commercial Management team, overseeing day-to-day commercial business of existing BESS fleet and leading negotiations of large, complex long term service agreements (LTSAs) and high-impact special projects. This role manages a team of employees focused on daily commercial operations and personally leads the execution of complex, cross-functional initiatives that drive business growth and process improvement.