Estimator - Rail - Construction - Civils £45,000 Benefits | Full-Time | Office-Based (Rayleigh, Essex) Are you a commercially astute Estimator with experience in the rail and construction sector? Are you looking for a hands-on, office-based role where you can take ownership of cost management, billing, and commercial controls for a growing regional division? An established infrastructure and civil engineering business supporting major off-track rail projects across the UK is looking to appoint an Estimator to join their Team. Based at their East Midlands office near Newark and Grantham, you will be the key commercial point of contact for project teams, clients, and senior management, ensuring smooth financial operation from quotation to final account. Key Responsibilities: Prepare accurate estimates, quotations, and commercial proposals Oversee client billing and invoicing processes, ensuring alignment with contract terms Maintain financial and commercial records, including cost control and performance metrics Assist with procurement and contract administration to ensure safe, timely, and cost-effective delivery Support the Project and Buildings teams with commercial insight and risk management Develop strong working relationships with clients, resolving disputes and negotiating final accounts Produce detailed commercial reports and KPI dashboards for senior leadership Liaise with clients for work completion, sign-off, and payment authorisation What We're Looking For: Demonstrable experience in an Estimator role Knowledge of construction or rail industry commercial procedures and contracts Strong understanding of cost management, invoicing, and procurement processes Experience with the MTSQS Portal and National Schedule of Rates (NSR) preferred Proficient in Microsoft Office (especially Excel) Excellent communication, negotiation, and organisational skills Relevant degree or professional qualification (or equivalent experience) Ability to manage multiple priorities under tight deadlines Benefits: Salary: c£45,000 per annum Company pension scheme Free on-site parking Structured support from senior commercial leadership Clear progression within a stable, long-established business Collaborative team culture with a focus on professionalism and quality Additional Info: Location: Office-based near Newark and Grantham Job Type: Full-time, permanent Work Authorisation: Applicants must have the right to work in the UK Language Requirement: Fluent English Apply now if you’re ready to bring your commercial expertise to a vital role in the heart of a growing regional team, where your attention to detail and commercial insight will make a real impact send your CV to Sam