Job Responsibilities: Act as the escalation point for resolving complex issues on Infrastructure operations & security configuration; Develop and maintain documentation on network infrastructure and system security designs; Stay up to date with emerging technologies and identify improvements on existing infrastructure & security solutions; Responsible for the overall design and implementation of various security solutions to fulfill the business and security requirements; Bridge the gap between development and operations by embracing “Infrastructure as Code” (IaC) work closely with the DevOps team; Provide support during non-office hour whenever needed.