Senior IT Administrator
Summary
On-site IT administrator for a Mandaluyong office, owning the full workplace tech stack: Windows Server/Active Directory, LAN/WAN/VLAN and firewall setup, MySQL, RFID and PABX systems, NinjaOne MDM for global mobile devices, and Smartsheet/Zapier automation, plus Tier 1–2 end-user support.
Salary: ₱40,000 – ₱45,000 per month
Qualifications:
Proven background as a Systems Administrator, IT Administrator, or Senior Support Specialist.
Strong expertise in Windows Server (Active Directory, File Sharing), LAN/WAN/VLAN setup, and network security.
Hands-on experience managing MySQL databases, repairing computer hardware, maintaining PABX/office telephone systems, and managing RFID infrastructure.
Demonstrated ability to handle Tier 1 and Tier 2 local/mobile support.
Strong problem-solving skills.
Ability to write clear, structured technical documentation for systems, workflows, and completed projects.
Preferred Certifications: ITIL (v3/v4), CompTIA A+, Microsoft Certified Solutions Expert (MCSE), or equivalent vendor credentials.
Key Responsibilities:
Ensure proper installation, operation and maintenance of workspace technology including wired and wireless networks, desktop/laptop computers, servers, printers, mobile devices and other associated hardware and peripherals.
Manage enterprise and broadcast servers including patching, backups, file system access control and other security measures.
Manage LAN/WAN/VLAN to company specifications
Manage MySQL database
Manage RFID systems.
Maintain Computer and PABX Systems
Maintain library and licenses of workspace productivity software.
Maintain office telephone systems. Complete System Installs and Upgrades
Manage Network Security
First and Second Level, local end user support, including mobile.
Use ticketing system to track, resolve and document issues in a reasonable amount of time.
Configure and manage workflow automation from Smartsheet and Zapier
Configure and manage Windows Server 2012 R2 Active Directory and File sharing
Deploys, configures, and secures company smartphones and tablets globally using the NinjaOne MDM platform. Enforces mobile security policies, manages application deployments, and troubleshoots remote device issues to ensure seamless workforce mobility.
Installs, configures, and tests network hardware including firewalls, switches, access points, and CCTV cameras. Manages secure network cabling, documents system setups, and optimizes device performance for seamless connectivity.