Assistant IT Infrastructure Manager

PERSOLKELLY Singapore Pte Ltd (Formerly Kelly Services Singapore Pte Ltd); Singapore; On-site; SGD 60,000 - 90,000; Full time

Job summary

A leading company in Singapore seeks an Assistant Manager for their Infrastructure and Security team. The successful candidate will oversee both on-premise and cloud infrastructure, ensuring stability and scalability. Responsibilities include system optimization, troubleshooting, and managing technical projects. A recognized IT diploma and experience in server management and cloud technologies are required.

Qualifications

• Minimum 3 years of experience managing servers and network infrastructure.
• Strong expertise with VMware, Office 365, and cloud technologies.
• Knowledge of standards like ISO 27000.

Responsibilities

• Analyze and optimize server and application performance.
• Conduct routine maintenance and server administration.
• Act as the Subject Matter Expert (SME) for IT infrastructure.

Skills

Troubleshooting

Technical problem-solving

Networking concepts

Cybersecurity best practices

Cloud technologies

Education

Diploma in Information Technology or related field

Tools

VMware

Office 365

Job description

Assistant Manager – Infrastructure and Security

As an Assistant Manager, you will assist the Infrastructure and Security Manager in managing the entire on-premise and cloud IT infrastructure. This includes servers, desktops, business applications, network security, Office 365, SharePoint/OneDrive, Azure Cloud Services, and daily IT operations.

Key Responsibilities:

• Analyze, review, and optimize server and application performance to ensure IT services are stable, scalable, and aligned with changing business requirements.

• Maintain expertise in all system applications, keep up-to-date with emerging technologies, and promptly resolve technical issues in production environments.

• Conduct routine system maintenance and server administration, addressing technical challenges efficiently.

• Design and implement solutions to resolve network, system administration, and application errors.

• Proactively monitor systems to detect and fix potential errors and performance bottlenecks.

• Evaluate IT infrastructure for optimal compatibility, usability, and cost-effectiveness.

• Act as the Subject Matter Expert (SME) for IT infrastructure, participating in incident triage, change management, and project implementation.

• Provide technical guidance and support to staff and management on networking, operations, applications, and desktop support matters.

• Ensure all system and network documentation is accurate, up-to-date, and complies with company policies.

• Source hardware and software from existing or new vendors as needed.

• Review IT quotations and proposals for budget alignment, and maintain records of maintenance contracts with third-party providers.

• Deliver technical training and support to users to promote effective system use.

• Manage capacity planning and maintenance for servers, desktops, business applications, network security, and internet services.

• Recommend improvements to existing system processes to increase efficiency and reduce costs while maintaining an accurate IT asset inventory.

• Research and implement technical solutions that support organizational goals, provide regular progress reports to management, and perform system testing to ensure smooth operation.

• Maintain and update quality records according to standard procedures for document control.

• Support management in maintaining internal documentation.

• Provide feedback on vendor performance to aid procurement and evaluation.

• Cover for colleagues during absences to ensure business continuity.

• Perform additional duties as required.

Requirements:

• A recognized diploma in Information Technology or a related field.

• At least 3 years of hands-on experience in managing servers and network infrastructure.

• Strong expertise in VMware, Office 365, and cloud technologies.

• Knowledge of cybersecurity best practices and standards such as ISO 27000.

• Solid understanding of networking concepts, including Cisco routers/switches, TCP/IP, and network security.

• Excellent troubleshooting and technical problem-solving skills.

• Ability to work independently and manage multiple priorities within tight deadlines.