Job Description

:JD for HVAC Controls Engineer position (Location- L&T HQ Chennai)Position Overview:We are seeking a motivated and detail-oriented HVAC Controls Engineer with less than 5 years of experience to join our team. The ideal candidate will have expertise in designing and implementing control systems for HVAC projects, including proficiency in developing input/output (I/O) summary, control wiring diagrams, cable schedules, and working with BMS (Building Management Systems), SCADA, and DDC (Direct Digital Control) panels.Key Responsibilities: * System Design & Documentation:

• Prepare I/O summary and control logic for HVAC systems.
• Develop detailed control wiring diagrams and cable schedules.
• Ensure adherence to project specifications, codes, and standards.
• Control Systems Integration:

• Work with BMS and SCADA systems for HVAC controls integration.
• Configure, program, and troubleshoot DDC panels for optimal operation.
• Assist in the selection and specification of sensors, controllers, and other control devices.
• Project Execution:

• Coordinate with project teams to ensure timely delivery of control system designs.
• Support installation, commissioning, and testing of control systems on-site.
• Diagnose and resolve technical issues during project execution.
• Quality Assurance & Compliance:

• Conduct quality checks for control systems to ensure functionality and efficiency.
• Maintain compliance with relevant safety and performance standards.
• Collaboration & Support:

• Work closely with mechanical, electrical, and design teams to align control systems with overall project objectives.
• Provide technical support and training to clients and project teams.

• Bachelorxe2x80x99s degree in mechanical, Electrical, or Electronics Engineering or a related field.
• 2-5 years of experience in HVAC controls engineering.
• Strong knowledge of HVAC systems and control principles.
• Hands-on experience with BMS, SCADA, and DDC panel programming.
• Proficiency in preparing I/O summary, control wiring diagrams, and cable schedules.
• Familiarity with relevant industry codes and standards (ASHRAE, ISO, etc.).
• Excellent problem-solving, analytical, and communication skills.
• Ability to work collaboratively in a team environment and independently when needed.

• Experience with leading BMS platforms (e.g., Honeywell, Siemens, Johnson Controls, etc.).
• Knowledge of networking and communication protocols (BACnet, Modbus, LonWorks).
• Exposure to energy management systems and sustainable HVAC solutions.

Larsen & Toubro