Senior Quantity Surveyor: Lead Commercial & Cost Control

COENS ENERGY PTE. LTD.; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

COENS ENERGY PTE. LTD. seeks an experienced Quantity Surveyor to lead commercial activities on major projects in Singapore.

You will oversee procurement, budgeting, cost reporting, and final accounts, while managing subcontractor relations and commercial risks. The role requires 8–10+ years in QS, strong knowledge of local contracts, and hands-on pre- and post-contract experience. You will work closely with project teams to secure value and compliance across complex building and infrastructure

Qualifications

• Degree or Diploma in Quantity Surveying, Building, Construction Management, Civil Engineering, or related field.
• 8–10+ years of relevant Quantity Surveying experience, preferably with a main contractor in Singapore.
• Strong knowledge of Singapore construction contracts, measurement, cost control, variation management, claims, and subcontract administration.
• Experience in pre- and post-contract QS functions.
• Ability to independently manage subcontract packages from RFQ/tender through final account.

Responsibilities

• Manage the full spectrum of quantity surveying and commercial activities from procurement through final account.
• Prepare and manage project budgets, cost plans, forecasts, cash flow, and cost reports.
• Monitor project expenditure and identify cost variances, commercial risks, and opportunities.
• Handle tendering and procurement, including RFQs, evaluation, cost comparison, negotiation, and subcontractor/supplier recommendations.
• Prepare, review, and administer subcontracts, purchase orders, and contractual documentation.
• Assess and certify subcontractor progress claims, variation orders, and final accounts.
• Prepare and submit progress claims, variation claims, and supporting documentation to clients/consultants.
• Identify, evaluate, substantiate, and negotiate variations, additional works, and contractual claims.
• Maintain records for changes in scope, site conditions, and other cost/contractual matters.
• Collaborate with Project Manager, Commercial Manager, consultants, engineers, subcontractors, and suppliers on commercial matters.
• Participate in commercial and progress meetings and provide cost performance updates.
• Ensure contractual obligations, commercial procedures, and internal cost-control requirements are followed.
• Manage final account preparation, negotiation, and settlement with clients and subcontractors.
• Mentor or supervise junior Quantity Surveyors where required.

Skills

Quantity surveying

Cost control

Negotiation

Stakeholder management

Budgeting

Contract administration

Risk assessment

Education

Quantity Surveying / Construction degree or diploma

Job description

COENS ENERGY PTE. LTD. seeks an experienced Quantity Surveyor to lead commercial activities on major projects in Singapore.

You will oversee procurement, budgeting, cost reporting, and final accounts, while managing subcontractor relations and commercial risks. The role requires 8–10+ years in QS, strong knowledge of local contracts, and hands-on pre- and post-contract experience. You will work closely with project teams to secure value and compliance across complex building and infrastructure