Quantity Surveyor (Process Systems)

KELINGTON ENGINEERING (S) PTE. LTD. • singapore, singapore, Singapore • Posted June 05, 2026

Location singapore, singapore
Job Type Full-time
Category Other-General
Posted June 05, 2026

Job Purpose :

The Quantity Surveyor (Process Systems) is responsible for managing all contractual and financial aspects of mechanical, piping, and process plant construction projects. Unlike general civil QS roles, this position focuses on specialized high-purity piping, equipment installation, instrumentation, and modular process systems. The role aims to manage costs, mitigate risks, and maximize project profitability while ensuring compliance with strict engineering and industry standards.

Key Responsibilities

Cost Estimating & Quantity Take-Offs

  • Perform detailed quantity take-offs from P&IDs (Piping and Instrumentation Diagrams), isometric drawings, and 3D plant models.
  • Prepare cost estimates for specialized materials such as stainless steel, alloy piping, and high-purity plastics, as well as complex fabrication and welding procedures, including orbital welding.

Procurement & Subcontractor Management

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