Job ref no.: CN-IT-1805182

Assistant IT Infrastructure Manager (Ref:CN-IT-1805182)

Certizen Limited

  • Discretionary bonus
  • Medical plan


  • Oversee the networking infrastructure of Production and Disaster Recovery Datacenters
  • Manage datacenter facilities including Cooling Systems, Uninterrupted Power Supply and FM200 extinguishers
  • Lead junior staffs to cooperate in datacenter activities and networking facilities
  • Liaison with hardware, software, telecommunication vendors and service providers for procurement, maintenance and supporting issues
  • Review and implement efficient controls to remediate security threats and risks
  • Assist the management team for carrying out adhoc tasks, projects and security audits
  • Assist the team manager to design the solution architecture and prepare tender and proposal documents
  • Work after office hour on needed basis and able to work on flexible working hours


  • University Degree in Computer Science, Computer Engineering, Information Systems or related disciplines, knowledge in Public-Private Key Infrastructure is a plus.
  • Minimum 4 years of experience in networking support and datacenter operation. At least 1 year experience at senior level.
  • Proficiency with hands-on experience in the following networking technologies: TCP/IP, Ethernet, VLAN, STP, VRF, BGP, OSPF, VRRP/HSRP, IPSEC VPN, MPLS, DNSSEC, VoIP, QoS, SDN, IPv6, network address translation, resilient and fault tolerance network, Layer 2 bridging, Layer 3 switching etc.
  • Comprehensive experience in administration and setup of the following brands of network appliances: Cisco, Juniper, Fortinet, Sonicwall, Radware etc.
  • Rich experience in design and build of enterprise networking infrastructure within schedule and budget.
  • Strong in troubleshooting skills in production network, can tackle problems in analytical and logical manner.
  • Certification holder of mid to top level of data networking industry-wide recognized certification is highly preferred, e.g. CCNP, CCIE, JNCIP, JNCIE etc.
  • Experience in the following domains: Wintel servers, Virtualization and Cloud (PAAS/SAAS/IAAS), SAN/NAS, Disaster Recovery, Office Automation etc.
  • Good team player and self-initiative.
  • Good communication skill in Cantonese and English, proficiency in Putonghua is an advantage.

For interested parties, please send your resume and expected compensation by clicking Apply Now on or before 01 June, 2018 by quoting the reference number on the subject line.

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More job information
Job ref no. CN-IT-1805182 (CT3115413-01#3848)
  • N/A
Job Function
  • Kwun Tong
Employment Term
  • Permanent
  • Full-time
  • 4 years - 9 years
Career Level
  • Non-management level
  • Degree