About Atos GroupAtos Group is a global leader in digital transformation with c. 63,000 employees and annual revenue of c. 8 billion, operating in 61 countries under two brands — Atos for services and Eviden for products. European number one in cybersecurity, cloud and high performance computing, Atos Group is committed to a secure and decarbonized future and provides tailored AI-powered, end-to-end solutions for all industries. Atos Group is the brand under which Atos SE (Societas Europaea) operates. Atos SE is listed on Euronext Paris.The purpose of Atos Group is to help design the future of the information space. Its expertise and services support the development of knowledge, education and research in a multicultural approach and contribute to the development of scientific and technological excellence. Across the world, the Group enables its customers and employees, and members of societies at large to live, work and develop sustainably, in a safe and secure information space.We are looking for a PostgreSQL database administrator with strong data modeling skills to join our team. The role includes managing a Postgres application data store across environments, whilst working closely with the rest of the development team to define the data model for new data feeds. You will be responsible for the maintenance and performance of the database and have ownership of the core data structures used within the application.Where purpose meets career:Flexible Work Model – Hybrid approach to balance productivity and employee well‑beingTeam Coaching Impact – Drive measurable contribution through strong team coaching and ownership.Contribution / Impact – Translate strategy into measurable results through ownership, accountability, and continuous improvement.Responsibilities:Taking responsibility for the application PostgreSQL database cluster across multiple environments across cloud & on premisesMonitoring and tuning to optimise PostgreSQL database performanceHandling migration of data structures across database instances, including to offline environmentsOwning the data models and managing the lifecycle of data sitting within the Postgres databaseWorking closely with data pipeline engineers & data scientists to ingest a wide range of data sourcesManaging security controls across environments, including defining roles & permissions, as well as RLS controls for the dataWorking directly with the infrastructure team to configure the installation and manage patching of the databases across all environmentsSkills we can’t do without:Postgresql dba, core development / maintenance and performance optimisation (sharding, partitions). Experience with clustering, and extensions such as pgvector PostGIS, and AGE very useful.Additional skills in Oracle or MSSQL would also be required. Candidate should have experience in the Latest version of OracleStrong PostgreSQL database management skills:Performance optimisation – index tuning, execution plan analysis, query optimisation, data partitioningBackup and recovery – Capable of defining backup strategies based on environment constraintsClustering – Experience with managing database clusters, including handling failover strategiesExperience with data modelling: designing, creating & managing schemas, tables, and views to support the data modelsUnderstanding best practices for storing JSON objects within PostgreSQLClear communication & ability to work collaboratively with developers to define & implement data model requirementsEssential Criteria – SC EligibilitySC Eligible as a minimum, DV as a target, you must have lived and worked in the UK continuously for the past 5-7 years.Location: Flexible Work Model – Hybrid working with a minimum of 2 days per week in the office, supporting productivity, collaboration, and employee well‑being.Benefits:Pension Scheme - contributions matched up to 10%Private medical coverIncome ProtectionLife Assurance25 days paid leave + National HolidaysFlex benefits programDiversity, Equity & InclusionHere at Atos, diversity and inclusion are embedded in our DNA. Read more about our commitment to a fair work environment for all. As a Disability Confident employer, we encourage applications from all applicants, especially, differently abled applicants. We aim to ensure that those who meet the minimum criteria for this position will be offered an interview. We are committed and willing to making reasonable adjustments to the application and assessment process to accommodate your needs.Here at Atos, diversity and inclusion are embedded in our DNA. Read more about our commitment to a fair work environment for all.Atos is a recognized leader in its industry across Environment, Social and Governance (ESG) criteria. Find out more on our CSR commitment. Choose your future. Choose Atos.