\item Proposed and led creation of a resilient multi-site control plane for all corporate Data Center network infrastructure using Ansible Tower, allowing for resilient and verifiable configuration deployment pipelines, as well as automated site isolation and recovery.
\item Automated failover and cell isolation for the Online Banking, Investments, and Corporate Services websites, reducing per-cell deployment time from 30 minutes to 90 seconds, including automated acceptance testing.
\item Created new Terraform providers and modules for F5 BIG-IP load balancers, reducing node deployment time from 1 hour to 3 minutes.
\item Developed QoS Optimisation for Fixed Broadband, eliminating buffering issues and increasing performance during peak hours by 30\%, resulting in TPG’s Fixed Broadband service being rated 2nd best in the country.
\item Managed, maintained, and upgraded production Ansible Tower environment, including migration to a resilient, multi-site architecture.
\item Developed Ansible automation workflow for upgrade of fibre aggregation nodes with automated pre-checks, post-checks, and rollback; reduced weekly update time from 4 hours to 9-12 minutes.
\item Proposed, designed, and developed a POC path optimization tool in Haskell for Access Networks to reduce manual work required for optical ring optimisation, reducing the hours required for routing new rings tenfold.
\item Designed, implemented, and troubleshooted load-balancing solution for revenue/mediation systems that handle all customer billing, including custom monitoring, automated failover and alerting, and dependency groups.
