HVAC Mechanical Designer III

ENFRA LLC•Tempe, AZ

9d•$37 - $49•Hybrid

About The Position

The Mechanical Designer III is an experienced HVAC/mechanical design professional capable of leading significant portions of a project’s mechanical design and documentation effort on hospital and college campuses. This role requires solid technical judgment, strong production capability, and the ability to coordinate directly with internal disciplines, vendors, contractors, and project leadership. The Mechanical Designer III is expected to independently develop design solutions for assigned systems, support project planning, mentor junior staff, and contribute meaningfully to design quality, coordination, and constructability. The Mechanical Designer III works with moderate independence under the direction of a Senior Designer, Professional Engineer, Design Manager, or Design Director and may provide day-to-day guidance to junior designers.

Requirements

Associates degree or higher in architectural engineering, mechanical engineering, or related field, or 2-4 years of design experience in lieu of degree
5+ years of experience with building construction, especially mechanical, electrical, plumbing, automatic temperature control systems, and/or testing, adjusting, and balancing.
Strong working knowledge of HVAC systems for commercial, institutional, healthcare, campus, or similar building types.
Ability to develop coordinated design documents with limited supervision.
Familiarity with applicable mechanical codes, energy codes, ASHRAE standards, and industry best practices.
Ability to mentor Designer I and II staff.
Strong Revit/BIM skills, including model coordination and documentation management.
Ability to communicate directly and professionally with project team members.
Developing ability to understand project budgets, schedules, deliverables, and staffing needs.

Nice To Haves

Engineer-in-Training certification

Responsibilities

Lead the design and documentation of assigned HVAC/mechanical systems, areas, or project packages.
Develop system layouts, equipment selections, mechanical room layouts, ductwork and piping distribution, details, schedules, and controls coordination.
Perform and review HVAC load calculations, ventilation calculations, duct sizing, pipe sizing, equipment sizing, and energy-code inputs.
Develop basis system configurations and control schemes with emphasis on long-term energy savings.
Occasionally, lead the layout of the following systems: domestic water, sanitary sewer, storm water, medical gas, laboratory gas, and fire suppression piping and equipment.
Coordinate mechanical design with architecture, structure, electrical, plumbing, fire protection, controls, and construction teams.
Participate actively in BIM coordination, clash resolution, design workshops, and interdisciplinary coordination meetings. Conduct and direct the field operation of 3D laser scanning equipment.
Review junior staff work for drafting quality, model organization, coordination, and basic technical accuracy.
Support development of specifications, narratives, opinions of probable cost, phasing plans, and design deliverables.
Assist with construction administration, including review of submittals, RFIs, field reports, punch lists, issue resolution, and other project / construction ream support as needed.
Identify design, coordination, constructability, and schedule risks and elevate them appropriately.
Support adherence to client standards, regulatory requirements, and internal quality-control procedures.