Sr Cybersecurity Specialist

Job Title / Category Sr Cybersecurity Specialist - CAT3 (Bid Ref 55382-3) - SIEM, CISSP/CISP Basic Information Number Of Vacancy: 1Relevant Field: OthersNature Contract: Deadline: 05 Dec 2025Contract Period: 29 Jan 2026 to 29 Jun 2026 (5 months)Payroll under InfoTechEmployer: Business Government T26 ContractLocation: Mainly Nam Cheong, Sham Shui Po, and occasional visit to other offices in Hong KongWork in Guangdong Province: N/AMonthly Salary Range: HK$ N/A - N/A Project Nature System Maintenance & Support of Centrally Managed Messaging Platform (CMMP) – CMMP is a new platform built by DPO to replace the Government's current decentralized email system in order to enhance the ability in tackling the increasing cyber security risks, utilize computing resources optimally and increase operational efficiency of the Government. Duties / Responsibilities Serve a contract assignment under InfoTech's headcount, full-time second to serve the DPO Take part in analysis and design, implementation, and testing on system changes/enhancements of Security Information and Event Management (SIEM) including Elastic Search Design and implement to ingest, parse and transform logs from various system sources to support SIEM functionality and security event analysis for creation and fine tune of SIEM detection rules with threat intelligence deployment Perform on-going maintenance and support for SIEM solutions Manage the physical appliances and equipment located in data centres Follow up the reported issues for the server infrastructure and the other infrastructure components across internal teams and with external contractors/vendors Review the system reports and follow up the system alerts with the contractors/vendors Monitor and report for the systems including system usage and healthiness of infrastructure, system services, system applications Provide liaison and support to different stakeholders, and other B/Ds on the production setup and client rollout for the system Self-motivated, able to work independently under pressure, multi-tasking and energetic Work outside office hours and provide on-call production support Review the health check monitoring procedure and automate tasks with other sub-systems Provide daily administrative support and produce reports and deliverables meeting the internal standards and requirements of the project Assist in planning the system maintenance events and carry out system maintenance activities for on-going support of the systems Assist in assuring and controlling of the quality of the project deliverables produced by the contractors/vendors Perform any work assigned by supervisor Experience Yrs of Total Post-Quali Exp: 4.0Yrs of Relevant Exp: 1.0 Requirements / Qualifications Minimum of 4 years of post-qualification IT experience, including a minimum of 1 year of working experience in system analysis and design Minimum of 2 years of working experience in system implementation and maintenance/support Minimum of 2 years of working experience in SIEM for system monitoring and support Knowledge and experience in data centre operation such as data centre security and network infrastructure are required Knowledge and experience in working with and maintaining service management tool like Jira – System Management is preferred Valid certificate holder of Certified Information Systems Security Professional (CISSP) or Certified Information Security Professional (CISP) is required Knowledge and experience in working with/in the Government is preferred Good command in spoken and written English is required Good command in spoken Mandarin is preferred Criminal record checking is required Bachelor's degree/Higher Diploma in Computer Science, IT or equivalent At least 4 years' post-qualification experience with at least 1 year's relevant experience in a similar post and in a comparable capacity Technical Skills At least 2 years' experience in Infrastructure (INF) At least 2 years' experience in Network & System Management (NSM) At least 2 years' experience in Security Incident Detection and Handling (SDH) At least 2 years' experience in System Implementation and Maintenance/Support (SIM) At least 2 years' experience in Windows NT Server Administration & Network Support (WNT) At least 1 year's experience in IT Security Scanning Tools (SST) Non-technical Skills Good spoken English is a must Good written English is a must Good Putonghua is an advantage Good coordination skills is an advantage 1 year's experience in work with the Government (GOV) is an advantage Application Information Apply To: Direct Line: #J-18808-Ljbffr