Senior Quantity Surveyor-Mechanical

Job Description

Overview

The Senior Mechanical Quantity Surveyor is responsible for accurate measurement and quantity take‑offs of mechanical works, ensuring precise cost estimation, tender documentation, and contract administration. The role requires expertise in mechanical systems such as HVAC, piping, plumbing, and fire protection, with a strong focus on BOQ preparation, claims verification, and cost control throughout the project lifecycle.

Your role 

1. Quantity Take‑Off & Measurement

• Perform detailed quantity take‑offs from mechanical drawings and specifications.
• Measure quantities for:
• HVAC systems (ducting, chillers, AHUs, FCUs)
• Plumbing and drainage systems.
• Piping networks (water, steam, compressed air, gas).
• Fire protection systems (sprinklers, hydrants, extinguishers).
• Verify site measurements and reconcile with design documents.
• Maintain measurement sheets and records for audit and reporting.

2. Estimation & BOQ Preparation

• Prepare cost estimates and Bills of Quantities (BoQs) for mechanical works.
• Conduct rate analysis and cost build ups for materials, labour, and equipment.
• Validate vendor/subcontractor quotations against measured quantities.

3. Tendering & Contract Support

• Develop tender documents and pricing schedules.
• Support bid evaluations and comparisons based on measured quantities.
• Assist in negotiations with contractors and suppliers.

4. Cost Control & Claims Verification

• Monitor project costs against measured quantities.
• Verify contractor invoices and certify progress payments.
• Assess variations/change orders with proper substantiation (time & cost impact).
• Prepare and defend claims with accurate measurement records.

5. Variation & Claims Management

• Identify, evaluate, and price variations/change orders.
• Prepare and submit claims with proper substantiation (time & cost impact).
• Assess contractor claims and provide recommendations for approval/rejection.

6. Risk & Value Management

• Support risk management activities by providing accurate measurement data.
• Highlight potential cost optimization opportunities identified during quantity take‑off.

7. Project Coordination

• Liaise with engineers, project managers, and contractors for measurement clarifications.
• Raise and respond to RFIs related to quantity and scope.
• Prepare cost reports, dashboards, and financial summaries.

About you

• Use estimation software such as:
• Cost-X (mandatory)
• Excel-based cost models
• Ensure proper documentation and version control of estimates.
• Strong knowledge of MEPF systems and services (internal & external) for Industrial projects.
• High proficiency in cost estimation, rate analysis, and benchmarking
• Strong analytical and commercial acumen
• Excellent communication and teamwork skills
• Ability to manage multiple deadlines in fast-paced environments
• Bachelor’s degree in Mechanical / Electrical engineering or related field
• Charted membership of RICS (MRICS)/CCP(AACE) will be added advantage.
• Experience in full project lifecycle (estimation to closure)
• Experience across industrial, commercial, or infrastructure projects preferred
• Commercial awareness and risk assessment
• Familiarity with international standards and best practices
• Proficient in quantity take off using AutoCAD, CostX. 
• Knowledge of Standard measurement methods like NRM, CESMM, POMI, Uniformat, Master format will be added advantage.

Reward & benefits

Explore the rewards and benefits that help you thrive – at every stage of your life and your career. Enjoy competitive salaries, employee rewards and a brilliant range of benefits you can tailor to suit your own health, wellbeing, financial and lifestyle choices. Make the most of a myriad of opportunities for training and professional development to grow your skills and expertise. And combine our hybrid working culture and flexible holiday allowances to balance a great job and fulfilling personal life.

About AtkinsRéalis

We're AtkinsRéalis, a world-class engineering services and nuclear organization. We connect people, data and technology to transform the world's infrastructure and energy systems. Together, with our industry partners and clients, and our global team of consultants, designers, engineers and project managers, we can change the world. We're committed to leading our clients across our various end markets to engineer a better future for our planet and its people.

Find out more.

Worker Type

Employee

Job Type

Contractual (Fixed Term)

At AtkinsRéalis, we seek to hire individuals with diverse characteristics, backgrounds and perspectives. We strongly believe that world-class talent makes no distinctions based on gender, ethnic or national origin, sexual identity and orientation, age, religion or disability, but enriches itself through these differences.