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Mechanical / HVAC Engineer (US Manual J/S/D Required)

Confidential employer

Posted 10/1/2026Rate visible after sign-upSource: Curated from source
Construction And Engineering
About the Role

We are seeking a Mechanical Engineer for a one-time gig to perform HVAC load calculations and duct sizing for a single-family residential house in the US.

Key Deliverables:
ACCA Manual J (heating/cooling heat load calculations).
ACCA Manual S (equipment selection) and Manual D (ductwork sizing).
Mechanical equipment schedule and ventilation markups meeting US IMC/IECC standards.

Requirements:
Degree in Mechanical Engineering.
Proven experience running Manual J/S/D calculations for US residential projects.
Familiarity with Wrightsoft, Elite RHVAC, AutoCAD, or Revit MEP.

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