Technical Support Engineer

Johnson Controls is seeking a Technical Support Engineer 4 to provide advanced support for building automation and manufacturing control systems. In this role, you will diagnose and resolve complex hardware, software, and network issues, both remotely and on-site, ensuring safe, reliable system performance. You will collaborate with engineering and field teams, support upgrades and commissioning, and create clear documentation of incidents and solutions. Operating in an innovative, safety-focused, and customer-centric culture, you will mentor junior staff, contribute to continuous improvement, and help drive smart, sustainable building solutions worldwide., * Provide advanced technical support for building automation and manufacturing control systems

• Diagnose and resolve complex hardware, software, and network issues remotely and on-site
• Collaborate with engineering and field teams to troubleshoot system integrations
• Document incidents, root causes, and solutions in ticketing and knowledge base tools
• Support system upgrades, patching, and configuration changes following safety standards
• Assist in commissioning and testing of control systems for new and existing facilities
• Guide junior engineers and technicians on best practices and troubleshooting methods
• Engage with customers to clarify requirements and ensure timely resolution of escalations
• Monitor system performance and recommend improvements to reliability and security
• Participate in on-call rotation and adhere to Johnson Controls’ safety and quality processes

• Building automation systems support
• Industrial control systems (PLCs, SCADA)
• Network troubleshooting (TCP/IP, VLANs, VPN)
• Windows and server administration
• Scripting or basic programming for automation (e.g., Python, Power
• Shell)
• Reading electrical and control schematics
• Ticketing and IT service management tools (e.g., Service
• Now, Jira)
• Cybersecurity best practices for operational technology
• Root cause analysis and problem solving
• Technical documentation and customer communication