**Purpose and Scope:**

Perform a wide range of mechanical design, development, analysis, and review tasks (to include layout, selection, and sizing for clean rooms, multiple-zone VAV systems, simple constant volume systems, distribution systems (pumps, pipe, control valves, ductwork, diffusers, and registers, air handlers (with coils and economizers), fan systems, central plant systems (boilers, chillers, cooling towers), chilled water systems, packaged HVAC units, fume hoods, and dust collection systems, fire suppression systems, and pressure vessel systems as Lead Design Engineer under the oversight of the Mechanical Design Engineering Supervisor.

**Job Duties and Essential Responsibilities:**

+ Interface and liaise with internal and external customers at all levels from quotation to final design including all design reviews and technical working group meetings to comply with requirements and specifications.
+ Develop and maintain technical and specifica...