Working closely with Project Management, Engineering, Estimating, Procurement, vendors, and field personnel, the Mechanical Project Engineer will perform quantity takeoffs, support mechanical buyout, manage submittals, coordinate material requirements, and proactively identify design or constructability issues before they affect cost, schedule, fabrication, or installation. This position plays a critical role in ensuring mechanical materials, equipment, submittals, and technical information are accurately identified, coordinated, approved, purchased, and available in accordance with project schedules.