Senior Estimators

Arcadis is the world's leading company delivering sustainable design, engineering, and consultancy solutions for natural and built assets. We are more than 34,000 people, in over 30 countries, dedicated to improving quality of life. Everyone has an important role to play. With the power of many curious minds, together we can solve the world’s most complex challenges and deliver more impact together.

The Senior Electrical & Mechanical Estimator is responsible for leading the development and delivery of robust, accurate and risk informed capital cost estimates for complex multidisciplinary engineering and construction projects. The role focuses on electrical, mechanical and MEP systems across the full project lifecycle, from concept and feasibility through to detailed design and delivery, supporting both onshore and offshore programmes.

The Senior Estimator develops and owns the estimating strategy and estimate execution plan, coordinates inputs from engineering, commercial and project controls teams, and ensures that estimates are prepared in accordance with Arcadis methodologies, governance requirements and industry best practice and recognised estimating standards including CESMM4, ICMS2 and ICMS3.

The role is responsible for developing and maintaining integrated Cost Breakdown Structures (CBS) and aligning estimates with project Work Breakdown Structures (WBS) ensuring consistency, traceability and effective cost control through the project lifecycle.

Working as part of a multidisciplinary estimating team, the Senior Electrical & Mechanical Estimator is responsible for the preparation, review and assurance of detailed electrical and mechanical cost estimates, including associated indirect costs, allowances, risks and opportunities. The role maintains clear audit trails of estimating assumptions, methodologies, benchmarks and source data to support estimate transparency and confidence in decision making.

The Senior Estimator provides technical leadership during estimate reviews, supports independent assurance activities, and presents estimate outcomes and key cost drivers to estimating leadership, project stakeholders and senior management. In addition, the role contributes to the continuous improvement of estimating processes, mentoring junior estimators and supports the growth of Arcadis' estimating capability through knowledge sharing, coaching and the application of best practice across major infrastructure, nuclear, defence, energy and industrial programmes.

Key Responsibilities:

• Develop and maintain project Cost Breakdown Structures (CBS) and ensure alignment with clients programme Work Breakdown Structures (WBS).
• Lead the development of detailed Electrical and Mechanical estimates from concept through to detailed design.
• Apply recognised cost classification and measurement standards CESMM4, ICMS2 and ICMS3.
• Prepare quantities, cost models, benchmark analyses and estimating reports.
• Develop estimate basis documents, registers, productivity models and benchmarking analysis.
• Coordinate multidisciplinary estimating inputs from civil, structural, mechanical, electrical and process disciplines.
• Support estimating activities for major infrastructure, nuclear, defence, energy, utilities, industrial, offshore and onshore projects.
• Review contractor quotations and assess value engineering opportunities.
• Support cost assurance and estimate validation exercises.
• Mentor and coach junior and intermediate estimators.
• Present estimate outcomes to clients and senior stakeholders.
• Ensure compliance with Arcadis estimating standards, governance and quality procedures.
• Support business development and client relationship activities.

Qualifications & Experience:

• Significant experience in electrical, mechanical or MEP estimating.
• Demonstrable experience producing estimates for large and complex capital programmes.
• Membership of a professional body (CIOB, RICS, ICE, etc.)
• Eligibility to obtain CTC, SC clearance.
• Strong understanding of CBS and WBS development and integration.
• Working knowledge of CESMM4, ICMS2 and ICMS3 estimating and cost classification methodologies.
• Experience in sectors such as Nuclear, Defence, Energy, Utilities, Transportation or Buildings.
• Strong understanding of cost planning, risk analysis and benchmarking techniques.
• Experience reviewing contractor pricing and commercial submissions.
• Strong stakeholder management, leadership and technical review capabilities.

Key Skills:

• CostX
• Candy
• Excel
• Power BI
• Benchmarking databases
• Risk and uncertainty modelling
• Quantity take-off
• Cost planning and cost assurance
• Electrical systems estimating
• Mechanical and HVAC estimating
• MEP systems costing

PLEASE NOTE WE CAN ONLY ACCEPT APPLICATIONS FROM CANDIDATES WITH RIGHT TO WORK IN THE UK.

Our Commitment to Equality, Diversity, Inclusion & Belonging: We want you to be able to bring your best self to work every day which is why we take equality and inclusion seriously and hold ourselves to account for our actions. Our ambition is to be an employer of choice and provide a great place to work for all our people. We believe that by working together diverse people with different experiences develop the most innovative ideas. Equality, diversity and inclusion is at the heart of how we improve quality of life and we work closely with our people across six ED&I Workstreams: Age, Disability, Faith, Gender, LGBT+ and Race. A diverse and skilled workforce is essential to our success.