Staff Commissioning Engineer, Mechanical

Crusoe is on a mission to accelerate the abundance of energy and intelligence. As the only vertically integrated AI infrastructure company built from the ground up, we own and operate each layer of the stack — from electrons to tokens — to power the world's most ambitious AI workloads. When you join Crusoe, you join a team that is building the future, faster. We're in the midst of the greatest industrial revolution of our time. The demand for AI compute is boundless, and power is a bottleneck. We're solving that — with an energy-first approach that makes AI infrastructure better for the world and faster for the people innovating with AI. We're looking for problem-solving, opportunity-finding teammates with a sense of urgency, who believe in the scale of our ambition and thrive on a path not fully paved — people who want to grow their careers alongside a team of experts across energy, manufacturing, data center construction, and cloud services. If you want to do the most meaningful work of your career, help our customers and partners advance their AI strategies, and be part of a high-performing team that believes in each other, come build with us at Crusoe. ABOUT THIS ROLE As a Staff Commissioning Engineer, you will serve as the primary point of accountability for commissioning activities across your assigned data center projects. You will own the full commissioning lifecycle — from factory witness testing through integrated systems testing and formal turnover — ensuring all mechanical, and controls systems are delivered in alignment with design intent, Owner Project Requirements, and Crusoe's operational readiness standards. This role requires deep technical expertise, strong cross-functional coordination, and the ability to manage third-party commissioning agents and vendors with minimal oversight. (#INDDIG) WHAT YOU'LL BE WORKING ON - Serve as the on-site mechanical subject matter expert for all commissioning activities, serving as the primary escalation point for technical issues across all project phases. - Review contractor submittals, shop drawings, and O&M documentation to ensure alignment with design intent and project specifications. - Ensure Owner Project Requirements (OPR) remain aligned with commissioning scope throughout the project lifecycle, tracking changes and maintaining traceability to project objectives. - Oversee third-party commissioning agents (CxA), including scope development, performance management, deliverable tracking, and activity oversight such as factory witness testing and startup validation. - Identify equipment requiring factory testing and coordinate with the procurement team to schedule vendor testing activities. - Review and validate factory test procedures for compliance with project specifications prior to execution; oversee Factory Witness Testing (FWT) for off-site manufactured equipment. - Review and approve commissioning documentation including the Cx Plan, L2–L5 test scripts, reports, and turnover packages. - Oversee quality control processes including first-of-kind inspections and installation validation. - Drive issue identification, troubleshooting, remediation, and formal closure across all commissioning phases. - Ensure all commissioning activities — both static and dynamic testing — align with approved plans and performance standards. - Facilitate cross-functional collaboration between construction, engineering, controls, and operations teams throughout all project phases. - Manage stakeholder expectations by clearly defining commissioning processes, roles, and levels of engagement. - Ensure all commissioning documentation is complete, accurate, and supports a clean project turnover. - Support transition to operations by providing technical guidance, training coordination, and post-handover support as required. - Enforce safety, compliance, and regulatory requirements across all commissioning activities. WHAT YOU'LL BRING - 7+ years of experience in data center commissioning, c