Principal Mechanical Engineer, Rail + Transit
Core
Lead design and delivery of mechanical systems (HVAC, tunnel ventilation, elevators) for complex rail and transit infrastructure projects.
Role type
Principal Mechanical Engineer (Senior IC with Project Management)
Builds
Mechanical systems for MTA stations, tunnels, and transit facilities
Domain
Rail + Transit / Infrastructure
Deliverable
production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work
Required skills
HVAC design, tunnel ventilation design, vertical transportation systems, engineering standards compliance, project management, technical team leadership, design review oversight
Preferred skills
PE license, Master's degree in Mechanical Engineering
Technologies
NFPA, ASHRAE, NYC Building Code
Responsibilities
Lead mechanical design of HVAC, tunnel ventilation, smoke control, and building systems; Serve as technical authority for elevators and vertical transportation; Manage design packages from concept to final design; Oversee engineering calculations and performance-based design; Ensure compliance with codes and transit authority requirements; Partner with multidisciplinary teams; Provide project management leadership; Mentor engineering staff
Seniority
Principal, hands-on IC with strategic oversight
