About the roleAt Tarmac, high-quality data underpins operational and analytical excellence.As a result, we're currently looking to recruit a highly ambitious and enthusiastic Master Data Steward to join our Data & Analytics team.In this role you'll will play a critical role in ensuring the integrity, consistency, and reliability of the master data that supports our core business processes, reporting, and decision-making across the organisation.The role is responsible for the compliant creation, maintenance, and ongoing quality of core master data within our ERP and supporting systems.This includes key data domains such as profit centres, cost centres, general ledger codes, Blackline users, tasks and approval workflows, customer records and query resolution hierarchies, vendor and material masters, and purchase requisition approval workflow data.Master Data forms the foundation for all transactional activity, and the accuracy of this data is essential to the effective operation of the business.You'll ensure that master data is created and maintained in line with agreed standards, internal controls, and governance requirements, supporting regulatory compliance and strong financial control.The role requires close collaboration with Finance, Procurement, Shared Services, IT, and wider business stakeholders to understand data requirements, resolve queries, and ensure master data is available, accurate, and fit for purpose when the business needs it.This is a hands-on, operational role with a key focus on data quality, consistency, and continuous improvement.Main responsibilitiesIn this role you'll:Create, maintain, and amend master data records accurately and consistently in line with agreed standards, data ownership rules, and compliance requirementsPerform and support internal controls, audits, and assurance activities relating to master data and associated processesProactively review, validate, and cleanse master data to ensure ongoing accuracy, completeness, and consistencyIdentify opportunities to improve, standardise, and automate master data processes to reduce manual effort and improve data qualityMonitor and report on service performance, including tracking requests against agreed service level agreements (SLAs)Produce routine reporting on data changes, duplicate records, and inactive data to support control and governance activitiesMonitor performance across business units and functions against agreed SLAs and service expectationsSupport the collection of internal and external benchmarks to inform continuous improvementCommunicate findings, risks, and improvement opportunities clearly to stakeholders across the businessExperience & qualificationsTo be successful in this role you'll need:To be highly organised and detail-oriented - enjoys working with data and getting things right first timeTo be comfortable with structured processes - able to follow defined procedures and standards consistentlyTo be curious and improvement-focused - keen to learn, develop, and improve how data is managedTo be a clear and confident communicator - able to work with others and explain information in a straightforward wayA demonstrable capability in master data management, including the creation and maintenance of data within ERP and supporting systemsA sound understanding of data quality, governance, and internal controls, with the ability to support audit and compliance requirementsThe ability to work effectively within structured, SLA-driven service environments, managing workload and priorities while maintaining high levels of accuracyAn analytical capability to be able to identify data issues, trends, and improvement opportunitiesEffective stakeholder communication skills, enabling collaboration with Finance, Shared Services, IT, and business usersTo be educated to A-level, or degree level, or equivalent relevant experienceAn authorization to work in the UK (Mandatory)Why TarmacWe don't just offer a job, we offer a career.Alongside this role, you'll have access to industry-leading rewards, development opportunities, and a culture that puts people first, including:Bonus schemeEnhanced holiday entitlementContributory pension schemeAccess to the Tarmac Reward website with discounts on retailers, holidays, etc.Access to our Employee Assistance helpline for free and confidential adviceAccess to join our Employee Communities (employee networks) we currently have nine communities inc.(REACH) Religious, Ethnic, Cultural Heritage, LGBTQ, Parents & carers, Ability, Wellbeing, Female voice and menopauseTraining and development opportunitiesWe're proud to be part of CRH, and even prouder to be an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for everyone.If you need any reasonable adjustments during the recruitment process, just let us know, we're here to support you.Ready to build your future?Click 'Apply' to get started. Please note: we sometimes close roles early due to high interest, so don't wait too long!Tarmac TarmacCareersTarmac Trading Limited