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Systems Engineer (Contract)

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D12 Toa Payoh, Balestier, Serangoon, Singapore
ContractEngineering

Job Description

Job Descriptions:

  • Plan and design CCTV network architecture and effective surveillance coverage
  • Install, configure, and commission IP cameras, DVRs/NVRs, video management systems (VMS), and associated hardware/software
  • Configure and maintain routers, switches, VLANs, VPNs, and PoE networks supporting camera infrastructure
  • Establish high-availability VPN connectivity across multiple CCTV sites
  • Monitor CCTV and network performance, diagnose issues, and perform proactive maintenance
  • Apply firmware updates, security patches, and resolve vulnerabilities in network devices
  • Work alongside CCTV, access control, and IoT teams to integrate solutions into wider security platforms
  • Perform site surveys, risk assessments, and recommend enhancements
  • Maintain detailed documentation and network topology diagrams
  • Train clients and internal teams on CCTV system operation, maintenance, and security best practices
  • Ensure adherence to standards such as ONVIF, NSI, MOI SSD, and local regulations

Job Requirements:

  • Diploma or Bachelor’s in Computer Science, Electrical/Electronic Engineering, or related field
  • Certifications: Cisco (CCNA/CCNP), CompTIA Security+, Hikvision, Axis, Milestone, or equivalent
  • 3–7 years in CCTV system deployment and network engineering
  • Proven expertise in configuring IP-camera systems and video surveillance infrastructure

Technical Skills Requirements:

  • Networking: TCP/IP, VLAN, PoE, WAN/LAN, QoS, VPN, multicast routing, HA protocols (VRRP, HSRP)
  • Security technologies: IPSec, UTM, firewalls, and cybersecurity best practices
  • Proficiency with Wireshark/sniffer tools and Linux environments
  • Experience with any CCTV platforms: Dahua, Hikvision, Uniview, Hikcentral, Bosch, Milestone will be added advantage

About O'Connor'S Singapore Pte Ltd

First seen: May 22, 2026
Last updated: June 10, 2026