IT Manager – Infrastructure & Security

PERSOL SINGAPORE PTE. LTD.; Singapore; On-site; SGD 90,000 - 150,000; Full time

Job summary

PERSOL Singapore Pte Ltd is seeking an IT Manager to own and lead the organization’s IT operations and technology landscape. This hands-on leadership role balances strategic planning with daily technical support in a standalone environment.

You will manage IT infrastructure, end-user support, vendor relationships, and IT projects, with strong hands-on work across Windows, macOS, iOS, and Android platforms.

Qualifications

• Minimum 5 years in IT Infrastructure, IT Operations, Systems Administration, or Technology Management roles.
• Proven standalone or lead IT professional with end-to-end ownership.
• Strong hands-on experience with Windows, macOS, iOS, and Android environments.

Responsibilities

• Serve as the primary IT contact across the organization.
• Configure, deploy, support, and troubleshoot devices across platforms.
• Provide Level 1-3 support and resolve user issues.

Skills

IT Management

End-to-end ownership

Windows/macOS/iOS/Android

Networking fundamentals

Vendor management

Technical support

Education

Bachelor's degree in IT

Tools

Active Directory

VPN/Remote access

Job description

We are seeking a highly capable and independent IT Manager to take full ownership of our organization's IT operations and technology landscape. This is a hands‑on leadership role for a proactive professional who thrives in a standalone environment, balancing strategic planning with day‑to‑day technical support. to take full ownership of our organization's IT operations and technology landscape.

This is a hands‑on leadership role for a proactive professional who thrives in a standalone environment, balancing strategic planning with day‑to‑day technical support.

• Serve as the primary point of contact for all IT‑related matters across the organization.
• Configure, deploy, support, and troubleshoot laptops, desktops, mobile devices, and peripherals across Windows, macOS, iOS, and Android platforms.
• Provide hands‑on Level 1-3 technical support and resolve user issues efficiently.
• Lead employee onboarding and offboarding processes, including device provisioning and access management.
• Manage and maintain office network infrastructure, including routers, switches, wireless access points, firewalls, and structured cabling.
• Ensure reliable connectivity, network performance, and workplace technology availability.
• Support and maintain office AV systems, meeting room technology, printers, and other end‑user equipment.
• Develop, document, and maintain IT standard operating procedures and best practices.
• Own and maintain the organization's IT asset inventory, lifecycle management, and hardware refresh planning.

Required experience/skills:

• Minimum 5 years of experience in IT Infrastructure, IT Operations, Systems Administration, or Technology Management roles.

• Demonstrated experience operating as a standalone or lead IT professional with end‑to‑end ownership of IT functions.
• Proven track record managing IT infrastructure, end‑user support, vendor relationships, and technology projects.
• Strong hands‑on expertise supporting Windows, macOS, iOS, and Android environments.
• Solid knowledge of networking fundamentals, including routers, switches, wireless infrastructure, and structured cabling.

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