Senior Infrastructure Resilience Architect

Great Eastern; Kuala Lumpur; On-site; MYR 180,000 - 300,000; Full time

Job summary

Great Eastern in Kuala Lumpur seeks a Senior Infrastructure Resilience Engineer to own DNS, AD, PKI, and Syslog services, ensuring high availability and security across core enterprise infrastructure. You will drive upgrades, automate processes, and integrate with cloud and security platforms while partnering with cross-functional teams to manage risks and outages.

The role emphasizes disaster recovery planning, governance compliance, and delivering resilient, scalable infrastructure that

Qualifications

• Bachelor's degree in computer science / IT or diploma in a relevant field.
• 12+ years IT experience with 5+ years in resilience, architecture, operations, or infrastructure assurance.
• Strong expertise in IT infrastructure domains (compute, storage, backup, network, middleware, cloud).
• Understanding of resilience principles: redundancy, high availability, failover, disaster recovery and backup strategies.
• Ability to assess complex architectures and recommend resilience improvements.
• Excellent analytical and problem-solving skills with attention to detail.
• Strong communication and stakeholder management skills.
• Proven track record leading resilience or high-availability improvement initiatives.

Responsibilities

• Provide senior-level administration and technical ownership of DNS, DHCP, NTP, internal CA/PKI, AD, and Syslog systems.
• Proactively monitor and optimize availability, capacity, performance, and resilience of shared services.
• Lead complex incident troubleshooting and root cause analysis for high-impact incidents.
• Design, review, and implement upgrades, patches, and architectural improvements to shared infrastructure services.
• Drive service automation, standardization, and continuous process improvement.
• Lead integration of shared infrastructure with cloud, hybrid, and security platforms.
• Ensure compliance with security policies, audit requirements and regulatory standards.
• Enforce secure configuration standards and hardening practices.
• Support certificate lifecycle management and security practices.
• Collaborate with technology tower leads to recommend design improvements and resilience enhancements.
• Support infrastructure projects dependent on core services availability and reliability.
• Produce architecture documentation, runbooks, and operational procedures.

Skills

IT infrastructure

Resilience architecture

Incident leadership

Stakeholder management

Scripting (PowerShell/Python/Ansible)

Education

Bachelor's degree in CS/IT

Diploma in a relevant field

Microsoft Windows certifications (preferred)

Tools

Microsoft Active Directory

DNS/DHCP administration

Infoblox

PKI/CA

PowerShell

Python

Ansible

Job description

Great Eastern in Kuala Lumpur seeks a Senior Infrastructure Resilience Engineer to own DNS, AD, PKI, and Syslog services, ensuring high availability and security across core enterprise infrastructure. You will drive upgrades, automate processes, and integrate with cloud and security platforms while partnering with cross-functional teams to manage risks and outages.

The role emphasizes disaster recovery planning, governance compliance, and delivering resilient, scalable infrastructure that