Senior Linux Systems Administrator (L2/L3)

Leidos Australia is seeking a Linux Administrator to maintain and enhance the Linux infrastructure that supports critical operations in a highly secure environment. You will provide Level 2 and Level 3 support across enterprise Linux platforms and help optimise system availability, performance and security.

Responsibilities include deploying and maintaining virtualization (VMware/ KVM), managing authentication services, and automating configuration via Ansible, Puppet or Chef while ensuring