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Lead Mechanical Engineer (HVAC)

Philadelphia, PA | Work from home flexibility

Posted: 03/27/2026 Industry: Engineering Job Number: 37685

Job Description

A Lead Mechanical Engineer with 7+ years of HVAC design experience, including data center environments. Leads the design and delivery of complex HVAC systems while ensuring code compliance and cross-disciplinary coordination. Also supports project execution from concept through construction and mentors junior staff.

Required:
  • Seven (7) or more years’ experience in the design of HVAC systems.
  • Two (2) or more years' experience in Data Center HVAC systems
  • Thorough knowledge of codes and standards related to the design of HVAC systems.
  • Bachelor of Science Degree in Mechanical Engineering.
  • Adaptability to work within a fast-paced team environment with multiple deadlines.
  • Ability to follow lead a building mechanical team on a project and to collaborate with other discipline team members remotely.
  • Professional Engineer License
Preferred:
  • Software experience in Revit, AutoCAD, Carrier HAP, Trane Trace 700, and Trane Trace 3D.
  • Experience in the design of plumbing/utility systems.
Job Responsibilities:
  • Layout and design of HVAC systems for various types of clients, including electric vehicles, data centers, and heavy industrial facilities.
  • Development of the design criteria for the HVAC systems. These HVAC systems would include general comfort heating and cooling, those with accurate temperature or humidity control, unique pressurization requirements, and/or cleanliness requirements for clean room applications.
  • Development of conceptual design and preliminary design documents, which would include calculations related to sizing and selecting these systems, the development of Process and Instrumentation Diagrams (P&IDs), and general arrangements.
  • Layout of Ductwork systems based on a Process and Instrumentation Diagram (P&ID).
  • Development of final design documents including specification, sequences of operation, piping layout, and final construction documents associated with these systems. These systems would include chilled water, cooling water, etc.
  • Coordination with other disciplines.
  • Bring your curiosity, talent for multi-tasking and collaboration, and extreme organizational skills, and we’ll help you grow, pursue, and fulfill what drives you - so we can make big impacts on the world together
  • Mentoring of less experienced staff.
Pay Range: $55/hr. - $75/hr.
 

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Tim Cassidy

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About Philadelphia, PA

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