Estimation Engineer

NEXTAIR ENGINEERING & CONSTRUCTION PTE. LTD.Singaporemycareersfutureavaldatud 12.10.2026

Job Responsibilities

  • Study tender documents, drawings, specifications, and BQs for ACMV projects
  • Carry out quantity take-offs for ductwork, piping, insulation, equipment, electrical, and BMS works
  • Prepare cost estimates, tender submissions, and quotations for new projects, A&A works, and maintenance jobs
  • Get quotations from suppliers and subcontractors, and compare them for price, technical compliance, and scope
  • Prepare and update Schedules of Rates (SOR) and unit rate breakdowns
  • Do site surveys to check existing conditions and confirm scope before quoting
  • Raise tender clarifications, exclusions, and assumptions
  • Prepare variation order (VO) costings during project execution
  • Work with project, design, and procurement teams to make sure estimates are accurate and competitive
  • Keep a cost database of material prices, labor rates, and supplier pricing
  • Track quotation status and follow up with clients on submitted tenders

Requirements

  • Degree in Mechanical Engineering or a related field
  • At least 3 years of estimation experience in ACMV/ M&E in Singapore
  • Good knowledge of ACMV systems such as chillers, AHUs, FCUs, VRV/VRF, ductwork, piping, and ventilation
  • Able to read and interpret ACMV drawings and specifications
  • Familiar with SS 553, SCDF fire code requirements, and BCA/PUB regulations (an advantage)
  • Proficient in MS Excel; experience with AutoCAD or take-off software is an advantage
  • Good communication skills and attention to detail
  • Able to handle several tenders and meet deadlines