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.
Lead the preparation and delivery of complex electrical, mechanical and MEP estimates across infrastructure, nuclear, defence, energy, transportation and major capital projects. Responsible for delivering accurate, timely and risk informed estimates while providing leadership, technical guidance and quality assurance to junior estimators and project teams.
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PLEASE NOTE WE CAN ONLY ACCEPT APPLICATIONS FROM CANDIDATES WITH RIGHT TO WORK IN THE UK
Why Arcadis?
We can only achieve our goals when everyone is empowered to be their best. We believe everyone's contribution matters. It’s why we are pioneering a skills-based approach, where you can harness your unique experience and expertise to carve your career path and maximize the impact we can make together.
You’ll do meaningful work, and no matter what role, you’ll be helping to deliver sustainable solutions for a more prosperous planet. Make your mark, on your career, your colleagues, your clients, your life and the world around you.
Together, we can create a lasting legacy.
Join Arcadis. Create a Legacy.
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.

Arcadis is a leading global partner, delivering transformative projects with businesses, cities and industries. With 36,000 people active in more than 30 countries, we bring together the best minds from around the world to deliver intelligent products and solutions that address the challenges of climate, energy security and diversification, and livable cities.
We take design, engineering, architecture and consultancy to the next level, advising clients at every step of every project. From strategy and planning through to implementation and delivery, we combine our human and digital intelligence to co-create environments that reflect our clients’ business and stakeholder needs.
From creating a citywide sustainable legacy during and after the Paris Olympics to revolutionizing urban transit worldwide with metro systems from Sydney to Toronto, or securing clean drinking water for communities across more than 30 U.S. states, our world-changing solutions leave a positive and lasting impact.
Our work has helped more than a third of the world's communities become more resilient, and hundreds of clients to advance their decarbonization and net-zero goals. Together, we are committed to solving today's greatest problems; creating a blueprint for a better future, designed to thrive.
Arcadis. Improving quality of life.