Senior DevOps Systems Engineer

About the role In the Data and Analytics team, we focus on solving complex business problems developing products that can be deployed at scale to our customers. Our work spans across multiple platforms that support business areas including Stores, Online, Fulfilment, Marketing and Clubcard. Our core work involves designing and building the data platforms that will support the development of data products that can be deployed at scale both internally and externally. As a Systems Engineer for Data Platforms you are an integral part of Tesco Technology's Data and Analytics team. You have accountability for the engineering excellence of the data platform,realising this from the current state and evolving engineering practices to meet the changing demand. You use your technical breadth and depth to build and operate mission-critical systems at scale inspiring engineering community you interact with. Successfully transforming the way we build and operate platforms, allowing SW engineering platform consumers to focus on value-added work will be a key activity. You will be responsible for Whilst specific responsibilities will be dependent upon the changing needs of the Tesco business, the following provides an overview of the role’s key responsibilities and measures: Establishing and sharing engineering excellence for data platformsBuilding the data platforms to transform them without impact to existing levels of serviceDesigning solutions that will operate at scale with high availability and automation at its core.Ability to produce High-Level Documentation for designed solutionsBuilding globally, ensuring consistency in approach throughout all our locations in the UK, Europe and AsiaMonitoring technology industry trendsContributing to supplier roadmapsEnsuring operational stability is balanced with engineering and roadmap deliveryDriving adoption of new tools and techniques being able to understand their value and impactKeeping technical skills up to date and keeping track of new technologies, industry trends, understanding how they might benefit the Technology team and wider Tesco You will need Experience relevant for this job:Track record of managing mission-critical, large scale service in a global organisation.Expertise with design, deploy and support large scale Kubernetes clusters.Strong experience level with Docker, Rancher, Terraform, Ansible and Jenkins.Strong technical knowledge and troubleshooting skills with Linux (CentOS/RHEL/Ubuntu).Good skills and understanding of networking technologies (TCP/IP, routing, DNS, LBs, etc).Experience on creating CI/CD pipelines for delivery and IaC (infrastructure as code).Ability to do and understand scripting/coding, with Bash, Python, Go, etc.Ability to understand, design, deploy and support large scale, complex platforms.Track record of using automation to build platforms and prevent problem recurrence.Ops experience in automated delivery such as continuous integration, continuous deployment and immutable infrastructure.Contributing to the Opensource community.Ability to work collaboratively with other members of a globally distributed team.Good understanding of Azure cloud technologies. Skills relevant for the job:Excellent written and verbal communication skills A methodical/ analytical approach and great problem-solving skills Team player who could work collaboratively with other members of the team DevOps PracticesCloud TechnologiesInfrastructure as Code Required Skills:Solid experience with administration and troubleshooting of Linux servers (rhel/ubuntu)Experience creating container-based solutions on an enterprise container platform (e.g. Rancher, OpenShift, Docker EE, Azure AKS)Proficiency with KubernetesDocker image buildsRepository management (Docker & Helm based)Logging, monitoring and alertingKubernetes cluster networking implementationKubernetes cluster storage implementationKubernetes securityKubernetes Ingress and load balancingScripting/coding skills – Bash, Python, Golang or similar Desired State Configuration Tools – one of Chef, Puppet, Ansible, Terraform or similarA very good understanding and experience with Networking – TCP/IP, routing, DNS, DHCP, Load balancers Desired Skills:Systems architecture, security and Disaster RecoveryGood understanding of the CNCF landscapeCreating CI/CD Pipelines for delivery Whats in it for you? Tesco is a diverse and exciting employer, dedicated to being #aplacetogeton, providing career-defining opportunities to all of our colleagues. If you choose to join our business, we will provide you with : Yearly salary bonus - based on both individual and business performance Sick leave compensation 1 extra week of annual leave above your legal entitlement of 4 weeks, to support your well-being and family life Pension insurance contribution Cafeteria benefit system & Multisport card Training and Development Plan, supported by certified training and learning platforms like Udemy, Udemy Pro and LinkedIn Referral Bonus Flexible work time With our Tesco Colleague Clubcard you and your family can enjoy a 15% discount on in-store and online shopping Meal allowances Virtual doctor and Employee assistance program to support colleagues wellbeing About Us Tesco Technology was established in Prague to support Tesco’s retail business in Central Europe and across the Tesco Group. What began as a regional center over 25 years ago has evolved into a modern, forward-thinking team, driving innovation and digital transformation throughout the region. With operations in the UK, Ireland, India, Hungary, Poland, and the Czech Republic, we’re committed to delivering great value to our customers every day. Let’s {code} the future together at {Tesco Technology}! When you join our Tesco Technology team in Prague, you'll be employed by Tesco Stores ČR a.s., the Tesco legal entity responsible for your employment.