Infrastructure Engineer - Linux Administration

Job Title : Infrastructure Engineer

Role Overview :

You will own the operation and reliability of our hybrid AWS + on- premise web infrastructure. This includes Nginx front- end gateways, AWS networking (CloudFront, ALB, EC2, Route53), and tunnels to two physical data centres running Ubuntu, Apache, Joomla, and MariaDB.

You will ensure stable traffic flow, reliable failover, and consistent configuration across redundant nodes. You will respond to incidents, perform regular failover drills, and maintain observability across all components.

Responsibilities :

• Operate and maintain Nginx front- end servers in AWS
• Maintain and monitor Wire Guard tunnels to data centres
• Improve load- balancing and failover designs (active / passive or weighted)
• Build synthetic health checks and monitoring
• Diagnose CloudFront / ALB / Nginx / upstream issues
• Manage and support Apache / Joomla / MariaDB web servers
• Develop automated checks to ensure config parity between nodes
• Perform scheduled failover drills
• Participate in incident response (rotational basis)

Required Skills :

(ref : hirist.tech)