Key Word Search:Building Automation Technician, Controls Technician, BAS Technician, DDC Technician, Building Controls Technician, BACnet, DDC systems, Siemens, Tridium, Commissioning, System integration, Electrical troubleshooting, NICET Position Purpose As a LONG Apprentice Controls Technician, you will support customers by troubleshooting and programming temperature control systems hardware and software based on customer complaints and concerns, or as identified by Fault Detection & Diagnostics (FDD) software.