On this page, SPECs offers a process framework for solar-plus-storage procurement, as an essential checklist for process steps and considerations. A procurement guidance brief, tuned specifically to the SPECs framework, goes into more detail on key parts of the process. . Goal: Identify locations that are good geographical candidates for solar or combined solar + storage projects. List all potential solar project sites (building rooftops, parking lots, and. . In 2025, global energy investments are projected to surpass $3. 3 trillion, with the energy storage sector soaring to $65 billion—a remarkable 49% year-on-year increase. For businesses worldwide, this represents both an unprecedented opportunity and a complex challenge. As an Energy Storage Engineer, your role has evolved to integrate technical expertise with the analytical. .