Firmware Engineer I

About the role

We are seeking an experienced Controls & Firmware Engineer with strong expertise in CAREL and Schneider Electric controllers, PLC programming, HMI development, and industrial communication protocols. The role involves developing and supporting control solutions for industrial cooling and thermal management products while coordinating with customers, service teams, manufacturing, and cross-functional engineering teams.

What you'll do

• Hands-on programming using IEC 61131-3 languages, particularly Functional Block Diagram (FBD) and Structured Text (ST)
• Design control sequences, safety interlocks, alarm management, and equipment logic
• Develop and configure HMI screens for monitoring, control, alarms, trends, and diagnostics
• Configure and troubleshoot industrial protocols such as Modbus RTU/TCP, BACnet, CAN Bus, Ethernet/IP, and SNMP
• Support integration with BMS, EMS, SCADA, and remote monitoring platforms

What you need

• 3–6 yrs of experience
• SCADA
• HVAC
• Troubleshooting
• Instrumentation
• PLC
• B.Tech or B.E.

Good to have

• IoT