Mechanical Facilities Engineer : 202236

HVAC · Process Piping · Hydronics · Exhaust Systems · Wilton, CT

Contract to Hire · Relocation assistance available

Must be fully authorized to work in the U.S. — no visa sponsorship available.

We're looking for an experienced Mechanical Facilities Engineer to support semiconductor-based manufacturing projects on-site in Wilton, CT. You'll collaborate with client owners, contractors, and site personnel to design, develop, and oversee mechanical systems — including HVAC, process cooling water, exhaust, fire protection, plumbing, and process piping — across new installations and retrofits of existing building systems. This is a dynamic, fast-paced role for a seasoned mechanical engineer who thrives in complex industrial environments.

Pay: $60.96- $84.13 per hour DOE

What you'll do

• Develop scope documents, client specifications, design requirements, and construction documents for complex manufacturing tool and facilities mechanical systems
• Perform code assessments, HAZOP reviews, engineering calculations, and equipment sizing/selection for piping, ducting, exhaust, and process chemical/gas systems
• Understand and interpret P&IDs, layout drawings, equipment plans, and details to support system upgrades
• Collaborate with trades, system owners, and clients to gather information and develop design options considering cost, schedule, and scope
• Lead stakeholder meetings to drive decisions and required actions
• Oversee engineering and construction for HVAC, process cooling water, wastewater, exhaust, fire protection, plumbing, and process piping systems
• Review vendor submittals against client requirements and specifications; support construction and system integration

What you need

• Bachelor's degree in Mechanical Engineering from an ABET-accredited university
• 10+ years of practical mechanical facilities design experience — HVAC, hydronics, process piping, exhaust, and plumbing
• 5+ years of design project delivery experience
• Solid knowledge of ASME, ASME B31.3, ASHRAE, building codes, and fire codes
• Experience reviewing vendor submittals and interacting with subcontractors and construction personnel in the field
• Strong communication, organizational, and leadership skills
• Must pass background check and drug screen; fully authorized to work in the U.S.

Nice to have

• EIT or PE licensure
• 5+ years as a facility engineer
• Proficiency in AutoCAD, Revit, or BIM360
• Working knowledge of P&IDs, PFDs, equipment plans, and detail drawings
• Passion for buildings, construction, and innovative engineering solutions

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