Data Systems Engineer - Hampton, Greater London
3 days ago
Hampton
Contract: PermanentSalary: Competitive salary up to £60,000 per annum.We are looking for a delivery-focused, results-oriented individual who thrives in a collaborative, team-focused culture. You will work closely with engineering teams, operations, internal stakeholders, and external suppliers to lead the secure integration, management, and optimisation of Operational Technology (OT) data systems that underpin Thames Water’s digital transformation journey. We are seeking an OT Data Systems Engineer to manage and develop OT data structures and system integrations across Thames Water’s water and wastewater infrastructure. You will play a key role in transitioning our data architecture, leading database re-structuring efforts, decommissioning legacy systems, and supporting the implementation of enterprise-scale data platforms like Aveva PI. This role ensures consistent, efficient, and secure data flow from our SCADA systems to enterprise applications. What you’ll do as a Data Systems Engineer OT Data Integration & Development: • Manage and maintain secure integration of SCADA and OT data with enterprise systems., • Lead the planning, design, and implementation of database architecture upgrades and data migrations., • Develop and maintain data reporting systems, stream processing, and data visualisation tools., • Support the decommissioning of legacy platforms, including the Oracle estate., • Ensure availability of SCADA and OT data systems with high uptime targets (e.g. 99.98%)., • Oversee the transition and integration of site and regional SCADA systems into Thames Water’s central architecture., • Manage data flows and integrity across PI Historian, SCADA historians, and centralised interfaces., • Collaborate with internal stakeholders, delivery teams, and external system integrators to support project implementation and system commissioning., • Liaise with SCADA vendors and operational users to define service level requirements and ensure quality assurance during data integration., • Define and enforce data configuration and integration standards across systems., • Support the creation of technical documentation, commissioning reports, and snagging outputs post-deployment., • Develop and maintain business processes and roadmaps for OT data systems and archives., • Experience in engineering roles covering SCADA, database programming, and OT data architecture., • Proven technical problem-solving capability, particularly under time and operational pressures., • Experience supporting SCADA and historian systems, including Wonderware, ClearSCADA, Aveva PI, and Oracle., • Strong understanding of software development practices, including .NET, C#, and test-driven development., • Experience managing structured/unstructured data sets and stream processing in live OT environments., • Familiarity with telemetry protocols such as DNP3, WITS DNP3, Modbus, and MQTT., • HNC or equivalent in a relevant technical field. (Control Systems, Electrical Engineering, etc.), • Experience supporting relational database systems. (e.g. SQL, Oracle, PI Historian)., • Proficiency in Microsoft Office and VISIO for reporting and documentation., • Strong technical report writing skills., • Background in the water industry or a similar utility sector., • Experience managing technical support in fast-paced project environments., • Experience in OT operations or asset delivery in the water sector., • Familiarity with OT methodologies, digital transformation strategies, and asset-centric data solutions., • Ability to translate technical concepts into business-friendly language., • Competitive salary up to £60,000 per annum, depending on experience., • Annual Leave - 26 days holiday per year, increasing to 30 with the length of service. (plus