Johnson Controls is hiring for a CST Technical Support role in Pune. You will provide technical support and troubleshooting for digital control and building automation systems, diagnose and document issues, and deliver fixes for problems in system applications, controls and automation technologies. Complex cases are escalated to higher-level teams. The role also handles customer complaints, enquiries and service requests, supports commissioning, configuration and maintenance work when needed, works with internal teams on root causes and corrective actions, and keeps accurate case records and technical documentation in line with quality and safety standards. The posting asks for at least 3 years of relevant experience.