System Administrator (Microsoft Exchange & AD system )

Job Type: Permanent
Industry: Technology
Reference: 33475
Job Published: June 08, 2020
  • Strong in Microsoft Exchange & AD system 
  • Exp. in supporting at least 1000 users is a must
  • Certificated CISSP or CISA is a plus 
 
Responsibilities:
  • Perform daily system administration and support on Microsoft Exchange & AD system
  • Provide technical evaluation and recommend solutions, mainly on Microsoft Exchange & AD system related areas
  • Conduct testing and verification as when necessary
  • Help on Microsoft Exchange & AD project implementation when required
  • Perform level 2 technical support and/or problem diagnosis on outlook client
Requirements:
  • Higher Diploma in computer science or equivalent
  • At least 3-6 years technical support working experience in an organization with at least 1,000 users on:
  • 1. Microsoft Active Directory Infrastructure with multiple domains, hierarchy of domain controllers dispersed in international locations in high availability set up
  • 2. Microsoft Exchange Server (On Perm) Infrastructure with multiple servers in high availability set up
  • Certification holder of related Microsoft qualification is necessary
  • Experience on email system related infrastructure will be preferable, eg. Cisco IronPort, FireEye
  • Certification holder of CISSP or CISA will be an advantage
  • Good team player
  • Good command of both spoken and written English and Chinese
  • Flexible to take up occasional off-office hours support and technical maintenance work