系統管理員
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系統管理員

Hong Kong Education City Limited (EdCity) is a wholly-owned company of the Government of HKSAR. Our portal, www.hkedcity.net, is a one-stop professional educational portal in Hong Kong which incorporates information, resources, interactive communities and online services, and promotes the use of information technology (I.T.) in improving the effectiveness of teaching and learning. We are now looking for a high caliber professional to join our dynamic team in the following position.

System Administrator
SA202103-01
Responsibilities: 
  • Set up and maintain a fleet of Linux and Windows systems in a mixed environment including on-premises and public cloud to deliver services in high availability.
  • Manage systems with common configuration management tool.
  • Maintain system security and respond promptly to security vulnerabilities.
  • Monitor system healthiness with various tools and respond to alerts during 24/7 on-call duty.
  • Automate on-premises and cloud (Azure and AWS) operations.
  • Perform network, storage, database and user administration.
  • Troubleshoot system operations and performance problem.
  • Deploy infrastructure services and provide user support services.
  • Perform technologies evaluation and tools development to improve operation efficiency.
  • Document system operations procedures.
  • Take up ad-hoc duties as required.

 

Requirements: 
  • Degree in Information Technology or related discipline.
  • At least 2 years of experience in system administration. Experience in Linux system administration and open source technologies is strongly preferred.
  • Familiar with common open source technologies (e.g. CentOS, Ubuntu, Apache, PHP-FPM, MariaDB, MongoDB, Redis, 389 Directory Server, Postfix).
  • Familiar with storage technologies (e.g. NFS, SMB, iSCSI) and have experience in managing enterprise class storage and backup system.
  • Have knowledge on core network technologies (e.g. STP, VLAN, LACP) and experience in managing network infrastructure (e.g. network switch, firewall, ADC).
  • Have automation experience in using common scripting languages (e.g. Bash, Python, PowerShell) and revision control system (e.g. Git).
  • Additional experience in one or more of the following: (i) managing infrastructure with virtualization, container or orchestration technologies (e.g. KVM, LXD, Docker, Kubernetes, OpenStack); (ii) using modern monitoring tools (e.g. Sensu, Grafana, ELK Stack); (iii) managing public cloud services (IaaS, PaaS) using CLI and REST API; (iv) exposure to Infrastructure as Code practice and common configuration management tools (e.g. Ansible, Chef) for system management.
  • Good security know-how (e.g. SSH, TLS, Secure Cipher Suites) and awareness on managed systems.
  • Good command of spoken and written English and Chinese.
  • Good problem solving skill for handling system operations issue.
  • Good interpersonal and communication skills, self-motivated, detail minded, result oriented and ready to adopt new technologies.