Systems Engineer I - Infrastructure

About the role

At Booker, part of the Tesco family, we use technology to keep our business moving and support our colleagues to do their best work. We're proud to create a workplace where everyone feels respected, included and empowered to grow. As a Systems Engineer I in the Booker Technology Infrastructure team, you'll help maintain and improve our core IT systems, including servers, storage, security, data and network connectivity. Your work will support reliability, security and performance, while ensuring our technology aligns with evolving business needs. This role offers variety and opportunity to learn. You'll be involved in day-to-day operations as well as contributing to longer-term plans around capacity, resilience and efficiency. From system maintenance and performance optimisation to incident response and stakeholder collaboration, you'll help keep our platforms running smoothly and ready for growth. Reporting into one of our Systems Engineering Managers, you'll work alongside a mix of internal colleagues and third-party partners. A key focus of the role is administering Active Directory and using scripting to automate user and device management, helping to deliver a stable, secure and scalable environment. You'll also support service level reporting, Disaster Recovery and Total Loss Recovery testing, and maintain a regular engagement cadence with application stakeholders to identify and embed improvements. You will be responsible for Operations & maintenance: Support optimal performance, availability, security and patching across systems in your scope Security & compliance: Help protect our data, follow security standards and maintain platform integrity Project delivery: Contribute to planning and delivery of infrastructure upgrades and new implementations Incident & change management: Assist with effective problem resolution, reduce disruption and follow consistent change processes Due diligence: Work within agreed budgets and keep technology decisions aligned to Booker's business objectives Reporting & documentation: Maintain accurate documentation and contribute to Disaster and Total Loss Recovery reporting You will need We're looking for someone who enjoys solving problems, values great service and wants to build secure, dependable infrastructure. Experience with Windows Server, Active Directory and PowerShell An understanding of infrastructure fundamentals; experience with VMware or other virtualisation platforms, networking basics or Zscaler Internet / Private Access is beneficial A strong focus on stability, security and continuous improvement Clear communication skills and the ability to work confidently with stakeholders and suppliers An organised approach to governance, project delivery and budget awareness A calm, practical mindset when responding to incidents or change The ability to balance future-focused thinking with hands-on technical work Confidence using tools and techniques to prioritise work and manage dependencies A genuine passion to deliver the right outcomes, with a bias for action and results Booker is the UK's leading food & drink wholesaler. We are privileged to serve independent retailers, caterers and small businesses, from locations across the country. We operate over 190 cash and carry branches, eight distribution centres, five Best Food Logistics sites,

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