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Adventus

Singapore / Global

System & Network engineer

Job Description

Key Responsibilities

Manage and maintain virtualization platforms (Hyper-V and VMware)

Administer and support Windows Server environments

Design, implement, and troubleshoot network infrastructure (LAN/WAN, VPN, firewall)

Monitor system performance and ensure high availability of IT services

Perform system upgrades, patching, and routine maintenance

Troubleshoot hardware, software, and network issues

Support backup, disaster recovery, and business continuity processes

Maintain proper documentation of systems, configurations, and procedures

Collaborate with internal teams and vendors for project implementation and support

Requirements

Diploma or Degree in Information Technology, Computer Science, or related field

Minimum 2–4 years of relevant experience in system and network administration

Hands-on experience with:Hyper-V and/or VMware virtualization platformsWindows Server (Active Directory, DNS, DHCP, Group Policy)Network infrastructure (switching, routing, firewall)

Preferred / Added Advantage

Experience with Zscaler (ZIA/ZPA)

Experience with Network Access Control (NAC) solutions (e.g., Cisco ISE, FortiNAC)

Familiarity with Microsoft Azure (IaaS, networking, identity)

Knowledge of security best practices and frameworks

Relevant certifications (e.g., Microsoft, VMware, Cisco, Azure)

Key Skills

Strong troubleshooting and problem-solving skills

Good understanding of IT infrastructure and security concepts

Ability to work independently and in a team

Good communication and documentation skills

Apply Now

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