49 Best operations administrator Jobs in Welwyn Garden City (November 2026)

Hello, We are looking for an experienced and organised Construction Estimator & Administrator to join our team. The successful candidate must have a good understanding of the construction industry and be confident in preparing estimates independently, interpreting construction drawings, calculating quantities and sourcing materials. This is a hands-on role combining estimating, procurement and general construction administration. Key Responsibilities Estimating & Costing • Independently prepare detailed construction estimates and quotations from architectural and structural drawings., • Read, interpret and understand construction drawings, specifications and project requirements., • Carry out take-offs and calculate quantities of materials required., • Calculate material, labour and subcontractor costs., • Request and compare supplier and subcontractor quotations., • Prepare accurate and professional quotations for clients., • Review costs and ensure estimates are accurate and commercially competitive. Materials & Procurement • Source construction materials and obtain competitive prices from suppliers., • Compare prices, negotiate with suppliers and identify cost-effective options., • Prepare and place material orders., • Coordinate deliveries and follow up on orders., • Maintain good relationships with suppliers and subcontractors. Administration & Project Support • Carry out general office and construction administration duties., • Prepare and maintain project documentation and records., • Communicate with suppliers, subcontractors and clients., • Assist with project coordination and day-to-day operations., • Maintain organised records of estimates, quotations, orders and project costs. Skills & Experience Required • Proven experience working as a Construction Estimator or in a similar construction role., • Ability to independently prepare construction estimates from drawings., • Confident reading and interpreting architectural and structural drawings., • Experience carrying out material take-offs and quantity calculations., • Good knowledge of construction materials, labour costs and building methods., • Experience sourcing materials and obtaining supplier quotations., • Strong negotiation and organisational skills., • Good computer skills, particularly Microsoft Excel., • Ability to work independently, manage workload and meet deadlines., • Excellent attention to detail. The Ideal Candidate We are looking for someone who is proactive, reliable and commercially aware, with the ability to manage the estimating process independently while also supporting the administrative and procurement side of the business. The candidate must be comfortable taking ownership of estimates, ensuring accuracy and helping the company secure competitive prices for projects. To apply: Please send your CV outlining your relevant construction estimating experience and previous roles.

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