Estimator

Reference: 56782_1792507772Posted: October 20, 2026

We are looking for an estimator to join a reputable Tier-1 specialist infrastructure engineering contractor based in potters Bar. Our client has an outstanding turnover of over £350mill. Our client works across new build/refurbishments of substations & Data Centres £30-70m. This is a great opportunity that doesn’t come around often!

The role:

• Review tender documents, anticipate risk early and shape the bid strategy with colleagues.
• Compile tender submissions, issue and evaluate subcontract enquiries, and support final bid review and sign-off with senior managers.
• Build first-principles estimates in Causeway (and Excel) covering labour, plant, materials, subcontractors, traffic management and Local Authority fees – keeping cost models current.
• Gather the inputs behind a robust price – Gazetteer data, permits and restrictions from Street Works and Planning, quotations from Procurement, and outputs and programme from Delivery, including site surveys where needed.
• Lead pre- and post-tender commercial activity, from client clarifications to BAFO reviews, then hand won schemes over to the Delivery team and QS

You should have:

• Experience of HV & EHV cable and civils installations up to 132kV
• Experience with Causeway estimating software (training provided if not)
• Experience pricing specialist civils such as HDD, or working to DNO G81 specifications; MS Project

What we can offer:

• Annual Leave + Bank Holidays
• + more

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