Application Engineer

ONZZ ENGINEERING AND TRADING PTE. LTD.; Singapore; On-site; SGD 50,000 - 90,000; Full time

Job summary

ONZZ Engineering and Trading PTE. LTD. in Singapore is seeking an applications engineer specialized in BMS programming to support HVAC/R projects using Schneider EcoStruxure Building Operation. You will develop DDC logic, configure controllers and front-end graphics, and perform on-site commissioning with standard FDS.

The role emphasizes problem-solving, reading mechanical and electrical schematics, and integrating BACnet/Modbus/LON protocols. Training and career development are provided.

Qualifications

• Understanding of HVAC and Energy Management control strategies.
• DDC logic design and programming standards.
• Excellent problem-solving skills for diagnosing and resolving control system issues during commissioning.
• Ability to read and interpret mechanical, electrical, and control schematic drawings.

Responsibilities

• Programming Mastery: development and implementation of DDC logic and control programs for HVAC/R applications within the Schneider EcoStruxure Building Operation platform.
• System Configuration: configure controllers, servers, workstations and field devices per FDS.
• Graphics Development: create front-end graphics and UI in EBO for intuitive operation.
• Protocol Integration: implement and troubleshoot BACnet, Modbus, and LON.
• On-site Testing & Commissioning including I/O checks and system diagnostics.

Skills

HVAC

DDC programming

Troubleshooting

Schematic interpretation

Job description

Application Engineer (BMS Programming)

Key Responsibilities (Programming & Technical)

• Programming Mastery: development and implementation of DDC logic and control programs for various HVAC/R applications (e.g., AHUs, chillers, VAVs) within the Schneider EcoStruxure Building Operation (EBO) platform.
• System Configuration: Perform configuration and programming of controllers, servers, workstations, and field devices according to Functional Design Specifications (FDS).
• Graphics Development: Create and customize high-quality front-end graphics and user interfaces (HMI/GUI) in EBO (using TGML editor) for intuitive system operation.
• Protocol Integration: Implement and troubleshoot communication protocols, including BACnet , Modbus, and LON, for seamless integration with third-party systems.
• Database & T&C: Generate and manage the system database, points, and alarms. Conduct on-site T&C (Testing & Commissioning), including I/O checks and system diagnostics.

Required Skills & Experience

• Understanding of HVAC and Energy Management control strategies.
• DDC logic design and programming standards.
• Excellent problem-solving skills for diagnosing and resolving control system issues during commissioning.
• Ability to read and interpret mechanical, electrical, and control schematic drawings.

We welcome applications from

• Fresh Graduates eager to launch their career.

Successful candidates will receive structured training and professional development