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David Kelertas

Senior DevOps & Platform Engineer — 25 years building infrastructure that matters.

Specialising in secure, scalable DevOps solutions within the financial services sector, with deep expertise in Infrastructure as Code, cloud-native engineering, and leading high-performing teams through complex cloud transformations.

Experience

Manager, DevOps & Application Support
TelstraSuper  ·  Jul 2024 – Jun 2025
Led 8 direct reports across cross-functional teams. Oversaw CI/CD automation, cloud architecture governance, and DevSecOps practices across the organisation.
Senior DevOps Engineer
TelstraSuper  ·  Nov 2018 – present
Drove full Azure cloud transformation from on-premises hybrid infrastructure. Replaced legacy TeamCity/Octopus pipelines with Azure DevOps. Deployed Kubernetes clusters with disaster recovery. Built AI infrastructure supporting computer vision and chatbot platforms.
Cloud & Infrastructure Engineer
Previous Roles  ·  Prior to 2018
Large-scale AWS cloud migrations, infrastructure automation, and systems engineering across multiple industries over 20+ years.

Technical Skills

Cloud

Azure (KeyVault, ARM, AKS, App Service, DevOps), AWS (CloudFormation, EC2, S3)

Infrastructure

IaC, CI/CD, Kubernetes, Service Fabric, auto-scaling, disaster recovery

Scripting

PowerShell, Python, Bash, YAML

Databases

Azure SQL, MSSQL, Oracle, MySQL

Education & Certifications

Bachelor of Computing (Honours) — Deakin University
AWS Solutions Architect — Associate2015
Red Hat Certified Engineer2005
Elevate Leadership Program — Michelle Sales Leadership2023

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