Mechanical Engineer – HVAC Design Simes and Rosch Engineering Simes and Rosch Engineering is hiring a Mechanical Engineer to lead HVAC design across commercial, municipal, and government projects. What you'll do: • Design HVAC systems from concept through construction documents for commercial, municipal, and government clients • Perform load calculations, equipment selection, and ductwork/piping layout • Coordinate with architects, structural, and electrical engineers throughout project delivery • Review and oversee construction administration, including RFI responses and submittal review • Ensure designs meet applicable codes (ASHRAE, IECC, local jurisdiction requirements) and project specifications • Support proposal development and scope estimation for new projects as needed What you bring: • Minimum 5 years of experience designing HVAC systems, with direct experience in commercial, municipal, and/or government sectors • Professional Engineer (PE) license preferred • Strong working knowledge of HVAC design software (e.g., Trane TRACE, Carrier HAP, or similar load calculation tools) • Proficiency with AutoCAD and/or Revit MEP • Solid understanding of mechanical codes and energy standards • Ability to manage multiple projects and deadlines with minimal oversight • Strong communication skills for client-facing and cross-discipline coordination Why this role: Simes and Rosch Engineering offers the opportunity to work on a varied project mix spanning public and private sector work, with direct client exposure and room to grow into more senior project leadership.