Mechanical Designer III

At ENFRA, we blend a rich history with a forward-looking vision. With over 100 years of experience, we are a pillar of stability in the energy infrastructure industry and a leader in innovative energy solutions. Our commitment to leveraging emerging technologies ensures that we remain at the forefront of the Energy-as-a-Service sector.

We believe in growth—not just for our business, but for our people. Our team members have the opportunity to advance their careers in a supportive environment that values continuous learning and development. We embrace innovation and encourage creative problem solving to tackle the energy infrastructure and energy challenges of tomorrow.

Inclusion is at the heart of our culture. We strive to create a workplace where every voice is heard and valued, fostering a collaborative environment where diverse perspectives drive our success.

Join us to be part of a legacy of excellence and a future of groundbreaking advancements. At ENFRA, stability, innovation, and growth are more than just values—they are the pillars of our continued success.

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.

• Typical responsibilities may include:
• 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.

• Associates degree or higher in architectural engineering, mechanical engineering, or related…