Quantity Surveyor  
Mons 
 
Your mission  
As Quantity Surveyor  (Data Center Projects) you will be responsible for the commercial management and cost control of Civil, Structural, and Architectural works for large-scale Data Center projects. The role requires strong and proven experience in Data Centers, with a deep understanding of CSA packages, high-quality standards, fast-track delivery, and complex contractor interfaces. The QS will support the project team throughout the full project lifecycle, from pre-construction to final account closure, ensuring cost certainty, contractual compliance, and effective change management. 
Are you ready to make a difference? Then we look forward to meeting you! 
 
What we offer 
 
•   Tractebel is more than a place to work. It’s your chance to evolve alongside top experts on impactful projects around the world. It’s an environment built on team spirit, where you can reach your highest potential. 
•   We actively support the development of our people, and the opportunities for growth within the ENGIE Group are wide open. 
•   We offer a competitive salary package including representation allowances, double paid holidays, meal vouchers, eco cheques, bonuses, hospitalization insurance, PC purchase plan, ENGIE stock options, and more. 
•  Our mobility plans are customizable to your needs, including a company car, train pass, bike lease, or combinations thereof. You can also swap your company car for the flexible and tax-friendly Belgian Mobility Budget! 
•  Flexible, hybrid arrangements enable working from home (2-3 days per week), on-site or on the go or even part time. Tractebel participates in your home office expenses, through advantageous purchase programs and generous contributions to your internet and mobile plans.  
•  Holidays: 32 days with opportunity to buy 5 extra days. 
•  To celebrate our successes, and just have fun, we get together for team sports, afterworks, team -building activities, our annual party, and more.
 
 
Your key responsibilities  

Cost Management & Commercial Control

•    Prepare, review, and manage CSA cost plans, budgets, and cash flows

•    Monitor costs against budget and report deviations, risks, and opportunities

•    Support value engineering and cost optimization initiatives

Procurement & Contract Management

•    Support tendering processes for CSA packages

•    Review and evaluate bids, commercial proposals, and contract conditions

•    Assist in contract negotiations and award recommendations

•    Ensure compliance with contractual and commercial requirements

Change & Claims Management

•    Assess variations, change orders, and claims related to CSA works

•    Evaluate entitlement, pricing, and impact on schedule and budget

•    Support negotiation and resolution of commercial disputes

Payment & Financial Reporting

•    Review contractor payment applications and certify progress payments

•    Track commitments, forecasts, and final costs

•    Prepare regular cost reports for internal and client stakeholders

Data Center–Specific Responsibilities

•    Manage CSA scopes typical to Data Centers

•    Ensure alignment with DC standards, phasing constraints, and fast-track construction requirements

•    Coordinate closely with MEP QS teams and construction management

 
We would love to hear from people with  

•   Degree in Quantity Surveying, Construction Economics, Civil Engineering, or equivalent
•    Extensive experience as a Quantity Surveyor (CSA) on Data Center projects
•    Proven background managing large-scale, complex CSA packages
•    Experience working in fast-track and/or phased Data Center construction environments

 
Who you are   
•    Strong contractual and commercial acumen
•    Excellent cost control, reporting, and negotiation skills
•    In-depth understanding of CSA construction methods and DC requirements 
•    Ability to work in multidisciplinary, high-pressure project environments
•    Strong communication skills and stakeholder management
 
Who we are  
Ready to engineer your positive impact? Then join Tractebel, part of the ENGIE Group, and our 5,000 passionate experts around the globe, driven by shaping a more sustainable world every day. Make your contribution to carbon neutrality in markets like nuclear, renewables, power & gas, electrical grids, hydropower & dams, water resources & supply, desalination, complex & high-tech buildings, transport infrastructures, and ports & waterways. 

Our top priorities are people, ethics, safety, and sustainability. With Tractebel, you are uniquely positioned to make a positive impact on global net-zero targets. The driving force behind reaching these goals is our greatest asset: you. Our people come first, and our strength is in our diversity. Because diversity leads to fresh perspectives that drive performance and innovation, we welcome all applicants and remain committed to an inclusive workplace. 
Find out more about Tractebel, our activities and why you should join us here! 

At ENGIE, every talent has a role to play in accelerating the energy transition. Make a difference and enjoy a fulfilling professional experience. Take on exciting challenges and build a career path that reflects who you are. Join us and be part of the adventure of the century!