Senior Linux Systems Engineer – Secure AWS Infra

Bluestaq Ltd is seeking a seasoned Linux Systems Administrator to own multiple systems supporting NATO delivery on AWS. You will configure, monitor, upgrade, and respond to incidents, acting as escalation point and mentoring fellow Sys Admins.

Reporting to the Systems Administration Manager, this role includes on-call duties and cross-team collaboration. Essentially, you will ensure reliability, perform upgrades under change control, and develop runbooks for future use while navigating a 10-hour