Assistant Manager (HVAC Design and Estimation)

Role & responsibilities We are seeking an experienced Assistant Manager HVAC Design, Estimation & Tendering to independently manage HVAC design, estimation, costing, and tendering activities for commercial, residential, hospitality, healthcare, and industrial projects in Oman. Review tender documents, drawings, technical specifications, and scope of work. Perform HVAC cooling load calculations using HAP and prepare HVAC system designs. Design and select Chilled Water, VRF/VRV, DX, AHU, FCU, FAHU, and ventilation systems. Prepare HVAC layouts, duct sizing, chilled water piping calculations, and equipment schedules. Prepare detailed BOQs, quantity take-offs, material specifications, and cost estimates. Estimate costs for HVAC equipment, ducting, piping, insulation, accessories, labour, installation, and commissioning. Prepare technical and commercial tender submissions, rate analysis, and cost comparison statements. Obtain and negotiate quotations with suppliers and subcontractors. Identify scope gaps, exclusions, deviations, and commercial risks. Coordinate with clients, consultants, procurement, and project teams. Lead and supervise estimation and tendering engineers. Ensure timely submission of competitive and technically compliant tenders.

Desired Candidate Profile

Preferred candidate profile Minimum 10 years of relevant experience in HVAC design, estimation, and tendering. Strong experience in MEP/HVAC contracting companies. Proven ability to independently handle HVAC tenders from enquiry to final submission. Good knowledge of Oman/GCC construction market, supplier pricing, and tendering procedures. Experience in commercial buildings, hotels, hospitals, residential, and infrastructure projects. Strong knowledge of ASHRAE, SMACNA, and applicable project standards. Excellent skills in HVAC BOQ preparation, costing, quantity surveying, and value engineering. Strong leadership, communication, and negotiation skills.