System and Network Engineer

This role combines systems administration, scripting, and process improvement to reduce manual work, improve reliability, and support day-to-day IT operations. Working closely with the Site Reliability Engineer, you will help maintain core systems, drive meaningful automation, and contribute to a more efficient and stable IT environment for our engineering teams. Roles & Responsibilities: • Ownership of local network connectivity, including switching, VLAN design, inter-VLAN routing, wireless, firewall policy, site-to-site VPN, and network segmentation. Maintain accurate documentations. • Administer core infrastructure, including Windows and Linux servers, virtualization (Proxmox/PVE or equivalent), storage, backup and restore, and Microsoft Entra ID / Microsoft 365 identity and access management. • Maintain endpoints and workstations for engineering systems like SolidWorks, MES, etc. Provide level 1 and level 2support when necessary. • Improve and maintain cybersecurity ofnetwork, servers and endpoints, including patching, system hardening,least-privilege access, logging and alerting, and periodic access reviews.Manage any IT related incident. • Manage IT vendors and IT assets. • IT automation using PowerShell, MicrosoftPower Automate, etc, where appropriate • Routine IT administration, including onboarding, offboarding, access provisioning, and ad-hoc IT related support for the company. Requirements • Minimum 2 to 3 years of hands-on IT experience with knowledge in VLAN design, switching, firewall policy, VPN, and wireless. With an active CCNA certificate is a strong advantage. • Systems administration experience covering Windows Server and Linux, plus virtualization (Proxmox/PVE, or equivalent). • Practical identity and access administration in Microsoft Entra ID / Microsoft 365, or Active Directory integrated with Entra. • Endpoint and workstation support experience. • Familiar with operational security practices (patching, hardening, access restriction, and logging). • Ability to work independently in a small team, good documentation habits and good communication skills. Nice to have: • Microsoft Intune • Asset management platforms • Production PowerShell • Dual-site or China/APAC VPN operations • Bilingual English and Mandarin • A diploma or degree in IT or a related field is preferred but not required where equivalent hands-on experience is demonstrated.