An Information Technology Officer (Network and System) is mainly deployed on the following types of work –

• (a)supporting the operation and maintenance of IT systems and services (mainly in network and server);
• (b)performing troubleshooting and performance analysis;
• (c)researching and evaluating the latest products, tools, and practices to recommend cost-effective solutions for enhancing the existing environments;
• (d)liaising with stakeholders and contractors for achieving the project/task outcome;
• (e)analysing and following the related IT policies and guidelines of HKSARG for IT systems and services operation and maintenance;
• (f)assisting in resolving security vulnerabilities and unexpected technical issues;
• (g)assisting in performing the feasibility study, proof-of-concept, implementation, documentation, testing, etc. for IT systems and services (mainly in network and server); and
• (h)assisting in implementing projects for enhancing the performance, security, and availability of the existing environments (mainly in network and server).

Other job-related requirements: Successful candidates may be required -

• (a)to work irregular hours / in remote areas / in harsh conditions;
• (b)to perform shift / stand-by / on-call / emergency duties; and
• (c)to wear uniform / protective clothing.

Candidates should have –

• (a)a Higher Diploma in Computer Science, Computer Engineering, Information Engineering, or related IT disciplines from a Hong Kong university/ tertiary institute / Hong Kong Institute of Vocational Education/ technical college, or an accredited Associate Degree in Computer Science, Computer Engineering, Information Engineering, or related IT disciplines from a Hong Kong tertiary institution, or a Diploma in Computer Science, Computer Engineering, Information Engineering, or related IT disciplines from a registered post-secondary college awarded after the date of its registration, or equivalent;
• (b)Level 2 or above in Chinese Language and English Language in the Hong Kong Diploma of Secondary Education Examination (HKDSEE) or Hong Kong Certificate of Education Examination (HKCEE), or equivalent [see Note (1)]; and
• (c)at least 1 year relevant experience in the operation and maintenance, administration, troubleshooting, support and helpdesk services of sizable enterprise networks, server infrastructure, and data centre.

Candidates who possess –

• (a)Knowledge of IT systems and services (mainly in network and server) market research, design, implementation, testing, administration, etc.;
• (b)Knowledge of network systems including DNS, network access control, web proxy, firewall, internet gateway, network monitoring, VPN appliance, wireless network, etc.;
• (c)Knowledge of networking techniques including OSPF, BGP, IPSec VPN, SNMP, 802.1x etc.;
• (d)Knowledge of server-related systems including reverse proxy, load-balancer, server monitoring, server backup, etc.;
• (e)Knowledge in server-related services such as LDAP and AD;
• (f)Knowledge of VM farm Infrastructure, Hyper-Converged Infrastructure (HCI);
• (g)Knowledge of cloud technology and server virtualisation;
• (h)Experiences in network system / server farm operation and maintenance;
  • (i)Experiences in analysis and interpret user requirements to provide viable solutions and produce the respective proposals and specifications;
• (j)Experiences in project/contract management and stakeholder/contractor liaison to achieve project outcomes; or
• (k)Valid certification of CCNA / CISSP / VCP or equivalent;

will have an advantage.