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Senior Estimator
JN Bentley: Leading UK Engineering & Construction Roles
About JN Bentley
JN Bentley is a leading UK engineering and construction company, delivering critical infrastructure across water, environmental, and energy sectors through long-term, collaborative frameworks. As part of the Mott MacDonald Group, we provide fully integrated design and build services across England, Wales, and Scotland.
With an annual turnover exceeding £600m and a strong, growing order book, we offer long-term career opportunities within a stable and forward-looking business.
The Opportunity
We are seeking an Estimator or Senior Estimator to join our high-performing Bidding and Estimating team, playing a pivotal role in shaping how major infrastructure projects are secured and delivered.
Location: Based from either our Shifnal or Newport office.
Core Responsibilities
Collaborate closely with design, commercial, and operational teams to develop smart, competitive, and cost-effective solutions. This includes:
- Preparing accurate, well-structured, and commercially sound first-principle cost estimates for civil engineering and infrastructure projects.
- Working collaboratively to develop robust and competitive tenders while ensuring projects remain deliverable and cost-effective.
- Reviewing drawings, specifications, and scopes to identify risks, opportunities, and value engineering solutions.
- Engaging with the supply chain to secure quotations and informed, buildable, market-tested pricing.
- Supporting bid submissions, reviews, and tender clarification meetings.
- Ensuring consistent estimating standards, systems, and governance across all bids.
Who We’re Looking For
Ideal Candidate Backgrounds
- Experienced Estimators or Senior Estimators
- Civil engineering professionals transitions from roles such as:
- Quantity Surveyors
- Planners
- Engineers
- Experienced site-based professionals (water, environmental, and energy sectors)
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We value technical knowledge, commercial awareness, and a clear understanding of project execution. If you fit this profile but lack direct estimating experience, we’ll support your transition through structured training, mentoring, and development.
Key Requirements
- Proven experience in estimating or a strong civil engineering background within construction or infrastructure.
- Commercial awareness coupled with a high attention to detail.
- Working knowledge of NEC forms of contract and procurement processes.
- Ability to analyse complex information and communicate findings clearly and confidently.
- A collaborative mindset with a desire to learn, develop, and contribute to a high-performing team.
Why Join JN Bentley?
- Work within a supportive and ambitious business investing in its people.
- Competitive reward package complemented by a tailored, flexible benefits structure aligned with personal needs (health, wellbeing, lifestyle, and financial choices).
- Unparalleled training and development programs, supported by Mott MacDonald’s extensive resources and global expertise.
- Endless career progression opportunities in collaboration with a leading engineering and construction consultancy.
- Make a real-world impact through projects addressing critical community needs:
- Securing water supplies for future generations.
- Protecting homes and businesses from flood risk.
- Delivering effective energy solutions.
About Mott MacDonald
Our Purpose
To improve society by embedding social outcomes into everything we do, with a focus on digital innovation, excellence, and client-driven transformation.
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Our Values
- Progress – We move ahead together, constantly improving.
- Respect – We value each other, clients, and partners.
- Integrity – We act with honesty and transparency.
- Drive – We push the boundaries to achieve outstanding results.
- Excellence – We aim high and deliver consistency.
Commitment to People
We see our employees as our most valuable asset. Our dedication includes:
- Comprehensive training and development schemes.
- Exposure to broad, ambitious projects and business growth opportunities.
- An environment where everyone’s potential is nurtured, and rewards are shared equitably.
Our work contributes to projects that enhance lives and communities globally.
Diversity, Equity & Inclusion
Mott MacDonald Bentley is fully committed to fostering an inclusive and diverse workplace. We welcome applications from all communities and backgrounds.
Since not every requirement is mandatory, we encourage applications – especially from underrepresented groups. Your unique perspective adds value to our team.
For details on our DE&I approach, see our DE&I Policy page.
Accessibility & Supporting Needs
We aim to ensure a barrier-free and inclusive recruitment process. If you need any assistance or adjustments during recruitment, do not hesitate to contact:
- Phone: 01756 691572
- Email: recruitment@jnbentley.co.uk
You can find our Equal Opportunities Policy here: Equality, diversity and inclusion - Mott MacDonald.
Flexible & Agile Working
We are committed to providing a work environment that balances employee flexibility and business needs.
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