Design, configure, maintain and troubleshoot PLC and industrial automation systems . Support the operation and maintenance of ICSS, DCS, SIS and related control systems . Manage and support PI System / OSIsoft historian and process data systems. Develop and maintain interfaces between PLC/ICSS, PI System, SAP and other OT/IT systems . Monitor system performance and investigate automation, control and data-related issues. Perform fault diagnosis, root-cause analysis and corrective actions. Support system upgrades, modifications, testing and commissioning activities. Develop and maintain automation documentation, system specifications and technical procedures. Collaborate with Operations, Maintenance, Engineering, IT/OT and other stakeholders. Support continuous improvement, system optimisation and reliability initiatives. Ensure automation systems comply with applicable safety, cybersecurity and engineering standards .