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Network & Systems Engineer

Galaxy3 IT LLC
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Key Responsibilities

  • Design, deploy, configure, and maintain enterprise network infrastructure, including switches, routers, firewalls, wireless access points, and VPN solutions.
  • Plan and implement structured cabling systems, network racks, patch panels, cable management, and low-voltage infrastructure.
  • Install, configure, and troubleshoot IP-based CCTV surveillance systems, network video recorders (NVR), video management systems (VMS), and IP cameras.
  • Install, configure, and support electronic access control systems, including door controllers, card readers, intercom systems, electric locks, and related security devices.
  • Perform on-site installation, commissioning, testing, and troubleshooting of network and security systems.
  • Configure VLANs, routing, switching, wireless networks, and basic network security policies.
  • Install, configure, and maintain Windows Server, virtualization platforms, and supporting IT infrastructure when required.
  • Perform system upgrades, firmware updates, preventive maintenance, backup, and recovery.
  • Diagnose and resolve hardware, software, network, and security system issues.
  • Coordinate with vendors, subcontractors, and internal project teams to ensure successful project delivery.
  • Prepare and maintain technical documentation, network diagrams, as-built drawings, and installation records.
  • Provide technical support during project implementation and post-installation maintenance.

Qualifications

  • Bachelor's degree in Computer Science, Information Technology, Electrical Engineering, or a related field, or equivalent practical experience.
  • Hands-on experience with enterprise networking, including switches, routers, firewalls, wireless networks, and TCP/IP.
  • Experience deploying and supporting CCTV surveillance systems, access control systems, or other physical security solutions.
  • Familiarity with structured cabling standards, rack installation, cable management, and low-voltage construction.
  • Basic knowledge of Windows Server, virtualization platforms, and network services such as DNS, DHCP, and VPN.
  • Experience with network troubleshooting tools and system diagnostics.
  • Ability to travel to customer sites and perform on-site installation and commissioning.
  • Strong troubleshooting, communication, and problem-solving skills.
  • Fluent in Mandarin and English.