IT System Administrator

IT System AdministratorThe person holding this position will be responsible for maintaining and optimizing our internal IT infrastructure, supporting primarily on-premises office and production environments, and ensuring the smooth operation of our desktop, network, servers, and communication systems. This role requires strong technical expertise, proactive problem-solving skills, and the ability to collaborate effectively within a team. The candidate will perform most of the following tasks assigned by IT manager.Provide day-to-day production IT related support such as shopfloor control system, SQL DB, server, desktop, software, account setup, Zebra printer, barcode label design and relevant operation requests.Provide internal desktop maintenance support and basic network maintenance, including troubleshooting and resolving issues related to DHCP/DNS.Provide IT support to users on hardware, wired and wireless network, applicationRespond promptly to and resolve Microsoft 365 issues at users' level; Collaborate with Microsoft 365 admin on issue resolution.Manage and maintain on-premises domain controllers and deploy/optimize policies.Participate in the design and optimization of the architectural framework for various company application systems and maintenance platforms.Collaborate with the IT team to assist with other IT operations-related tasks as needed.Maintain and update network infrastructure components such as network devices, servers, UPS, server rooms, cabling per site.Provide internet service and control/monitoring web activities.Maintain MS Active Directory domain infrastructure, DHCP service, DNS service, file server, sftp (ftp)server.Maintain and configure the Windows update and antivirus system.Respond to urgent network alerts during business hours and off-hours, with pre-assigned on-call schedule, to prevent and minimize downtime.Support Phone System and IP Phone (Cisco IP Phone Call Manager)Provide Data Backup/Restore SupportPrepare to learn and take on new and emerging IT-related job functions, cloud, AI, and cybersecurity compliance, under management's guidelines.Report and escalate issues to the IT manager in a timely manner.Participate IT meeting/discussion to update project/ticket/assignment status.This candidate should be familiar with current technologies, including but not limited to:Microsoft OS, Windows 10, Windows 11, Windows Server 2016 and beyond, MS Office suites, Microsoft 365 client, MS SQLGood understanding/experience of network infrastructure on topologies, protocols, LAN/WAN, routing/switching conceptsGood understanding/experience of cybersecurity and related tools, firewall concept, Cisco, MS MDE EDR, Fortinet FortiGate, Symantec…Network monitoring and management tools experienceHP ProLiant servers, HP desktop, laptop, network printer/scanner/copierNote#1: provide on-the-job training