Quantity Surveyor - Infrastructure

Work with Us. Change the World.

At AECOM, we're delivering a better world. Whether improving your commute, keeping the lights on, providing access to clean water, or transforming skylines, our work helps people and communities thrive. We are the world's trusted infrastructure consulting firm, partnering with clients to solve the world’s most complex challenges and build legacies for future generations.

There has never been a better time to be at AECOM. With accelerating infrastructure investment worldwide, our services are in great demand. We invite you to bring your bold ideas and big dreams and become part of a global team of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a positive and tangible impact around the world.

We're one global team driven by our common purpose to deliver a better world. Join us.

We are seeking a highly experienced Quantity Surveyor (Post Contract) to oversee all commercial, contractual, and cost management functions for major infrastructure projects. The successful candidate will be responsible for quantity measurements, payment certifications, variation assessments, cost control, final accounts, and contractual administration, ensuring that project costs are effectively managed and contractual obligations are met throughout the project lifecycle.

• Review contract documents, BOQ, specifications, drawings, and scope of work to ensure compliance with contractual requirements.
• Verify and evaluate contractor's interim payment applications and monthly progress invoices.
• Carry out detailed quantity measurements and verify executed works at site.
• Prepare, review, and certify monthly progress payment statements and interim payment certificates.
• Monitor project quantities against the approved BOQ and identify any discrepancies or variations.
• Review and assess contractor's variation orders, including additional and omitted works.
• Evaluate claims related to additional costs, extension of time, and contractual entitlements.
• Prepare cost estimates for proposed variations, additional works, and design changes.
• Monitor project expenditure and ensure cost control throughout the project lifecycle.
• Review and verify daywork sheets, material invoices, and supporting documents submitted by the contractor.
• Maintain accurate records of measured quantities, payments, variations, and cost reports.
• Coordinate with the Resident Engineer, Construction Manager, Site Engineers, and Client regarding commercial and contractual matters.
• Review and assess contractor's final account submissions and verify quantities against actual executed works.
• Monitor the financial status of the project and prepare monthly cost and budget reports.
• Ensure that all payments and commercial submissions comply with contract conditions and project requirements.
• Identify potential commercial risks and advise the project management team on cost implications.
• Assist in preparing tender documents, BOQs, cost estimates, and technical-commercial evaluations.
• Verify as-built drawings and ensure final measured quantities reflect the actual completed works.
• Support the preparation of project close-out documents and final payment certificates.
• Ensure proper documentation and filing of all commercial correspondence, payment records, and contractual submissions.

• Bachelor's Degree in Quantity Surveying, Civil Engineering, Construction Management, or a related discipline.
• Minimum 10years of post-contract quantity surveying experience, with at least 8years on infrastructure projects involving roads, stormwater, sewerage, drainage, utilities, and related civil works.
• Strong experience in administering contracts under FIDIC conditions of contract.
• Proven track record in evaluating interim payment applications, variations, claims, final accounts, and cost reporting for large-scale infrastructure projects.
• Extensive knowledge of quantity measurement, BOQ preparation, remeasurement contracts, and cost estimation.
• Experience in reviewing and assessing contractor claims, extension of time (EOT) submissions, and contractual entitlements.
• Proficient in preparing payment certificates, variation orders, commercial reports, and project cost forecasts.
• Strong understanding of project budgeting, cost control, cash flow monitoring, and commercial risk management.
• Ability to interpret engineering drawings, specifications, contract documents, and construction methodologies.
• Proficient in industry-standard software such as AutoCAD, MS Excel, CostX, CCS Candy, or equivalent quantity surveying platforms.
• Excellent analytical, negotiation, communication, and report-writing skills.
• Experience working with engineering consultants, contractors, government authorities, and clients on major infrastructure developments.
• Membership or eligibility for professional institutions such as RICS, AIQS, or CIOB is an advantage.

Preferred Experience:

• Roads & Highway Projects
• Stormwater & Drainage Networks
• Sewerage and Pumping Stations
• Wet Utilities & Infrastructure Works
• Large Municipal and Developer-Led Infrastructure Projects (DM, RTA, DEWA, EPC and Master Developer Projects)

At AECOM, we are committed to maintaining a secure and trustworthy recruitment process and take any fraudulent hiring activity seriously. To support this commitment, all newly hired employees are required to attend an in-person Day 1 onboarding at an AECOM office location as a condition of employment.

About AECOM

AECOM is proud to offer comprehensive benefits to meet the diverse needs of our employees. Depending on your employment status, AECOM benefits may include medical, dental, vision, life, AD&D, disability benefits, paid time off, leaves of absences, voluntary benefits, perks, flexible work options, well-being resources, employee assistance program, business travel insurance, service recognition awards, retirement savings plan, and employee stock purchase plan.

AECOM is the global infrastructure leader, committed to delivering a better world. As a trusted professional services firm powered by deep technical abilities, we solve our clients’ complex challenges in water, environment, energy, transportation and buildings. Our teams partner with public- and private-sector clients to create innovative, sustainable and resilient solutions throughout the project lifecycle - from advisory, planning, design and engineering to program and construction management. AECOM is a Fortune 500 firm that had revenue of $16.1 billion in fiscal year 2025. Learn more at aecom.com.

What makes AECOM a great place to work

You will be part of a global team that champions your growth and career ambitions. Work on groundbreaking projects - both in your local community and on a global scale - that are transforming our industry and shaping the future. With cutting-edge technology and a network of experts, you’ll have the resources to make a real impact. Our award-winning training and development programs are designed to expand your technical expertise and leadership skills, helping you build the career you’ve always envisioned. Here, you’ll find a welcoming workplace built on respect, collaboration and community - where you have the freedom to grow in a world of opportunity.

As an Equal Opportunity Employer, we believe in your potential and are here to help you achieve it. All your information will be kept confidential according to EEO guidelines.