The Commissioning Manager leads and coordinates all daily commissioning activities across data center projects, working closely with design engineers, contractors, vendors, and internal stakeholders to ensure alignment with project goals. They develop and manage commissioning plans and schedules, oversee installation verification, and direct pre-functional, functional, and integrated systems testing to validate performance of all mechanical, electrical, and control systems. The role involves identifying, tracking, and resolving deficiencies, reviewing technical designs for operability, ensuring compliance with safety and industry standards, and conducting site inspections and audits. Additionally, the Commissioning Manager manages documentation, supports operator training, and ensures a seamless transition of fully tested and reliable systems from construction to operations.