Infrastructure and Security Engineer

Private Advertiser; Kuala Lumpur; On-site; MYR 120,000 - 180,000; Full time

Job summary

Private Advertiser in Kuala Lumpur seeks an experienced senior IT infrastructure professional to own the technology backbone, ensure stability, security, and performance of the company’s IT environment, and collaborate with Group IT and Cybersecurity teams in Singapore.

You will manage day-to-day operations, coordinate vendors, lead local infrastructure projects, and drive digital transformation initiatives with autonomy and impact.

Qualifications

• Degree in Computer Science, IT, Cybersecurity, or related discipline.
• Approximately 5–8 years of relevant IT infrastructure experience.
• Strong knowledge of Windows Server, virtualization, AD and networking.
• Experience with cybersecurity operations and incident management.

Responsibilities

• Manage and maintain servers, virtual environments, storage, backups and networking.
• Monitor system health, availability, security and performance.
• Lead local infrastructure projects and coordinate vendors.
• Support cybersecurity controls and incident response with HQ teams.
• Provide Level 2/3 escalation for complex issues and vendor management.

Skills

Windows Server

Virtualisation

Microsoft 365

Active Directory

Network Infrastructure

Cybersecurity Operations

Vendor Management

Problem Solving

Education

Bachelor's degree in Computer Science / IT / Cybersecurity

Tools

VMware

Mimecast

XDR / SOC

End point security

Job description

Own the Technology Backbone of the Business.

This role is ideal for a senior infrastructure professional who enjoys taking ownership, solving complex technical challenges, and driving improvements across infrastructure and cybersecurity.

About the Role

Reporting to the IT Manager, you will play a key role in ensuring the stability, security, and performance of the company's IT environment while working closely with Group IT and Cybersecurity teams in Singapore.

This is an individual contributor position with significant autonomy and influence. You will independently manage day-to-day IT infrastructure operations, coordinate vendors, support cybersecurity initiatives, and lead local infrastructure projects that support the business's continued growth and digital transformation agenda.

Responsibilities

Infrastructure Operations

Manage and maintain servers, virtual environments, storage systems, backup solutions and networking infrastructure.

Monitor system health, availability, security and performance.

Ensure reliable operation of enterprise systems and shared services.

Cybersecurity & Governance

Support cybersecurity controls, monitoring and incident management.

Work with HQ cybersecurity teams on security initiatives and compliance requirements.

Support technologies such as XDR, SOC services, endpoint protection, email security and vulnerability management.

Drive security awareness and good cyber hygiene practices.

Infrastructure Projects

Plan and coordinate infrastructure improvement projects.

Support implementation of new solutions, upgrades and technology initiatives.

Work with internal stakeholders and external partners to ensure successful project delivery.

End User & Technical Support

Act as Level 2/Level 3 escalation point for complex technical issues.

Support end-user computing environments and critical business systems.

Deliver practical solutions that enhance user productivity.

Manage infrastructure and cybersecurity vendors.

Monitor service performance, project milestones and operational deliverables.

Ensure vendors meet agreed service levels and business requirements.

Qualifications

Degree in Computer Science, Information Technology, Cybersecurity or related discipline.

Approximately 5 to 8 years of relevant experience in IT infrastructure, systems administration or IT operations.

Required Skills

Hands-on experience in areas such as Windows Server, Virtualisation (VMware preferred), Microsoft 365, Active Directory, Network Infrastructure, Firewalls, Backup & Disaster Recovery, Cybersecurity Operations.

Exposure to cybersecurity technologies such as XDR, SOC, Mimecast or endpoint security solutions would be advantageous.

Strong troubleshooting and problem-solving skills.

Experience managing vendors and coordinating project delivery.

Able to work independently and take ownership of outcomes.