Network Engineer (Security & Fire Alarm Systems)

Job Description

Decarb Engineering & Construction Pte Ltd is a Singapore-based M&E EPC contractor specialising in Fire Protection, ACMV, and ELV systems, holding bizSAFE Star and ISO 9001/14001/45001 certifications. We are seeking a Network Engineer to design, configure, and commission the IP networks underpinning our security and fire alarm system installations across commercial, industrial, and institutional projects.

Roles & Responsibilities

• Design, configure, and commission IP networks for ELV systems — IP CCTV/surveillance, access control, and networked fire alarm systems.
• Set up and manage network switches, VLANs, IP addressing schemes, and PoE infrastructure for security and life-safety devices.
• Configure and integrate addressable fire alarm panels (e.g. EST3/EST4, Notifier, Simplex) into networked architectures.
• Implement system integration via Modbus TCP, BACnet/IP, ONVIF, and related protocols, including BMS integration.
• Conduct on-site testing, commissioning, and fault diagnosis of networked security and fire alarm systems.
• Prepare network architecture drawings, IP schedules, method statements, and as-built documentation.
• Liaise with consultants, main contractors, system vendors, and authorities (SCDF) to ensure compliance and smooth handover.
• Provide post-handover troubleshooting, support, and maintenance for networked ELV systems.
• Ensure all works comply with relevant Singapore codes (SS 645 / CP 10, SS CP 52) and WSH requirements.

Requirements

• Diploma or Degree in Electrical/Electronic Engineering, Computer/Network Engineering, Infocomm, or related discipline.
• 2–5 years' experience in ELV, security, or fire alarm systems, preferably within the M&E or building/construction industry.
• Solid IP networking fundamentals — TCP/IP, subnetting, VLANs, managed switches, PoE.
• Hands-on experience with IP CCTV, access control, and/or networked fire alarm systems.
• Familiarity with integration protocols (Modbus TCP, BACnet/IP, ONVIF) and BMS integration — an advantage.
• Knowledge of Singapore fire alarm and ELV codes (SS 645 / CP 10, SCDF requirements) preferred.
• CCNA/CCNP or equivalent networking certification advantageous.
• Strong fault-diagnosis and troubleshooting skills; able to work across multiple site locations.
• Valid Class 3 driving licence a plus.
• Good communication skills and ability to work within multi-disciplinary project teams.