Quantity Surveyor: Cost Estimation, Tendering & Budgeting

SEIKO Manufacturing (Singapore) Pte. Ltd.; Singapore; On-site; SGD 60,000 - 90,000; Full time

Job summary

SEIKO Manufacturing (Singapore) Pte. Ltd. is seeking a proactive Quantity Surveyor to support cost estimation, budgeting, and tender submissions for diverse construction projects in Singapore.

You will prepare BOQs, coordinate with designers and engineers, evaluate subcontractors, monitor progress and payments, and help finalise accounts, ensuring costs stay within approved budgets. The role requires meticulous costing, strong contract understanding, and the ability to work closely with the PM

Responsibilities

• Assist in quantity take-offs, cost estimation, cost planning, budgeting, and preparation of tender submissions
• Prepare bills of quantities (BOQ), cost summaries, and tender documentation
• Liaise with designers and engineers for preparation and coordination of concept drawings
• Source, evaluate, and recommend subcontractors for approval by the PM team
• Review tender documents, drawings, and awarded contracts against construction drawings
• Monitor tender and project progress, ensuring timely updates and tracking
• Carry out cost checks, comparative cost studies, and market trend analysis
• Analyse contractual scope of works and contract conditions
• Support review of commercial and contractual matters with the Project Manager
• Prepare quotations for variation works and assess contractual variations
• Certify, evaluate, and assess progress claims and payments for main contracts and subcontract works
• Prepare and submit monthly progress claims and recommend subcontractor payments
• Evaluate progress payments in accordance with contract terms and conditions
• Ensure project costs are monitored and controlled within approved budgets, and report potential cost overruns
• Produce quantity measurements and cost assessments within required timelines
• Assist in contract administration, including review and preparation of subcontract and supplier agreements
• Work closely with the project team to ensure timely award and execution of subcontractor and supplier packages
• Assist in monthly project budget reporting and updates for PM team
• Prepare and submit project close-out documentation upon completion
• Finalise subcontract and main contract final_accounts
• Perform all other QS duties as assigned by the Head of Department

Skills

Cost estimation

Tender preparation

Budgeting

Subcontractor evaluation

Contract administration

Job description

SEIKO Manufacturing (Singapore) Pte. Ltd. is seeking a proactive Quantity Surveyor to support cost estimation, budgeting, and tender submissions for diverse construction projects in Singapore.

You will prepare BOQs, coordinate with designers and engineers, evaluate subcontractors, monitor progress and payments, and help finalise accounts, ensuring costs stay within approved budgets. The role requires meticulous costing, strong contract understanding, and the ability to work closely with the PM