工程高级工程师

Tier-2 System Engineer (Windows Server Focus)

Key Responsibilities:
Provide professional system operation and maintenance support services for Enterprise Managed Service clients.

1. Responsible for the deployment, configuration, maintenance, and troubleshooting of Windows Server operating systems (including Failover Clusters) to ensure stable server environment operations.

2. Manage and maintain the Microsoft 365 (M365) enterprise suite, including user accounts, license assignment, and service configuration.

3. Proficient in designing, implementing, and maintaining Active Directory (AD) domain services, including core services such as Group Policy, DNS, and DHCP.

4. Familiar with the configuration, monitoring, backup, and performance optimization of Exchange mail systems.

5. Proficient in using tools such as Veeam and NetBackup (NBU) for data backup, recovery, and disaster recovery drills.

6. Use monitoring tools such as SolarWinds and Zabbix for real-time monitoring and alert handling of system performance, capacity, and availability.

7. Skilled in VMware vSphere or Hyper-V virtualization platforms, including virtual machine deployment, resource scheduling, and failover management.

8. Perform system patch management, software distribution, and configuration compliance checks using tools such as BigFix, SCCM, and Group Policy.

9. Collaborate with the security team to perform vulnerability scanning, assessment, and remediation using tools such as Qualys and Cortex.

10. Prepare operational documentation, technical reports, and automation scripts to improve operational efficiency and standardization.

11. Proficient in using automation tools such as PowerShell, Bat, and Shell scripting.

Job Requirements

Essential Qualifications

1. Bachelor's degree or higher in Computer Science or a related field, with at least 3 years of experience in Windows Server system operations and maintenance.

2. Proficient in the deployment, configuration, and troubleshooting of Windows Server operating systems (2016/2019/2022).

3. In-depth understanding of the management and configuration of Microsoft 365 (M365) enterprise suite, with familiarity in Azure AD and hybrid identity authentication.

4. Proficient in the operation, maintenance, and optimization of core Active Directory components including Domain Services, Group Policy, DNS, and DHCP.

5. Hands-on experience in operating and maintaining Exchange Server (2016/2019 or Exchange Online), with familiarity in mail flow, security policies, and high availability configurations.

6. Familiar with the use and management of enterprise-level backup tools such as Veeam Backup & Replication or Veritas NetBackup.

7. Experience using monitoring tools such as SolarWinds and Zabbix for system performance monitoring, log analysis, and alert management.

8. Experience operating and maintaining virtualization platforms such as VMware vSphere or Microsoft Hyper-V, with familiarity in cluster management, storage configuration, and resource optimization.

9. Familiar with endpoint management tools such as BigFix and SCCM, with the ability to independently handle patch distribution, software deployment, and asset inventory.

10. Basic understanding of security tools such as Qualys and Cortex, with foundational capabilities in vulnerability scanning and risk assessment.
    Strong ability to work under pressure and adapt to a 7×24 on-call NOC culture.
    Basic conversational Cantonese and good written communication skills in English.

Preferred Qualifications

1. Possession of relevant certifications such as Microsoft Certified: Azure Administrator Associate or MCSE: Core Infrastructure.

2. Possession of virtualization or backup-related certifications such as VMware VCP or Veeam VMCE.

3. Script development skills (PowerShell/Python) with the ability to improve operational efficiency through automation.

4. Experience in large-scale enterprise IT infrastructure planning, migration, or upgrade projects.

5. Familiarity with ITIL operational processes, with strong documentation and teamwork skills.