Ajit N.

Experience

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  Tech Mahindra

  Apr 2005 - Jun 2007

  Technical Associate
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  Alcatel-Lucent

  Jul 2007 - May 2011

  Product Integration & Support Engineer

  ICC - GGSN Integration Project,Mobitel Mobile System,Mobitel had an aspiring project to upgrade data network from 2G/edge to 3G. For the purpose Huawei GGSN had to be integrated with Alcatel-Lucent IN platform.Responsibilities during the project: • Diameter protocol message negotiation with Huawei GGSN team• Writing test cases and planning test execution phases .• Environment setup and patch installations.• Network environment setup and testing• Diameter service suite installation and service upgrade on HP Blade servers• Packet testing to check reliability of diameter data• Service Software suite installation and testing• Platform monitoring• Post deployment support to customer Show less

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  Telstra

  May 2011 - Apr 2015

  Snr Software Developer in automation

  Responsible for:1. Configure Apigee for internal and external teams 2. Building automation framework for web/native apps using open source tools (Jenkins/WebDriver/Appium/Java/Cucumber)3. Train and introduce team to automation

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  ASX

  May 2015 - Aug 2015

  Systems lead

  Build automation framework around tibco ems and streambase. Build CI &D with bamboo and automic

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  Telstra

  Sept 2015 - Jul 2016

  System Team Lead

  1. Design and configure connectivity to Saucelabs cloud2. Design and build CI/CD with atlassian suite and k

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  Nbn™ Australia

  Jul 2016 - Feb 2021

  Systems Engineer

  As a system engineer in the Systems Team for the chapter, following were some of my BAU activities:- Build pipeline as code on jenkins for delivery teams- Build helm charts to be deployed on EKS for apps developed by delivery squads- Design code repo policies(webhooks) on gitlab for delivery squads- Design deployment strategies and traffic management policies using istio- Help delivery squads with integration on splunk, newrelic and sonar- Help teams with Alert configuration and notification channels on Newrelic- Maintain and build pipelines to patch AMIs and docker base images for securityIn addition to the aforementioned BAU activities , I helped my delivery squads :- In migrate from vanila kuberntes on AWS to EKS with Nodepools- Designed and developed pipeline to provision nodepools using cloudformation and jenkins pieplines- Designed and implemented a roadmap to integrate Istio which included pipeline designs, ingress and egress gateway plans, certificate usage etc.- Helped squads to migrate from GoCD and Gitlabs-ci to Jenkins pipelines with centralised libs in groovy.- Did several PoCs on gitops with gitlabs-ci and flux, chatops using slack+golang backend[inspired from botkube], clair[for container image scanning], spinnaker as build and deploy system etc Show less

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  Zip Co

  Feb 2021 - Feb 2022

  Senior Site Reliability Engineer

  Key Responsibilities & Achievements:- Developed internal tools and applications to support delivery and operations using Kubernetes and AWS, leveraging technologies such as Golang, client-go, and AWS SDK for Go (v2).- Built responsive and user-friendly dashboards and operational tools for executive and ops teams using React.js and AWS SDK for JavaScript (v3).- Created data-driven applications on the New Relic One (NR1) platform for targeted stakeholder groups using React.js and NR1 CLI.- Collaborated with the platform team to support EKS cluster management and IAM configurations using GitLab CI, Golang, and YAML.- Automated common incident runbooks to reduce manual effort and response time, utilizing Golang, client-go, and AWS SDK.- Tuned and optimized alerting policies in New Relic for improved observability and actionable alerts.Initiatives & Highlights:- Designed and implemented tools using Golang, React, AWS Config, and New Relic to enable resource discovery and cost management across environments.- Led the rollout of Open Policy Agent (OPA) with Gatekeeper on EKS for enforcing Kubernetes security and compliance policies.- Integrated Slack with the production EKS cluster to streamline incident response and improve visibility for the operations and SRE teams. Show less

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  NAB

  Mar 2022 - now

  Sr Engineer sre/devops

  Within NAB digital, as a Sr. sre/devops engineer , I closely work with a squad maintaining and developing solutions on Adobe AEM built with Opencloud on AWS. This AEM stack is used to host most of NAB's public websites. As a team member in this squad, following are some of my responsibilities:- build and maintain pipelines on jenkins and the groovy libs to build/destroy AEM stacks in non prod and prod- build and maintain ECS clusters to host supporting microservies- build and maintain the pipelines to deploy supporting microservices to ECS clusters- provide consultations and help squads build containers(reactjs/express) to be deployed as microservices- build and maintain tools to automate daily choresFollowing are the tools and languages that I work within my current role:- groovy for jenkins libs and functions- Dockerfiles for container development- Jenkins for CI/CD- Ansible and Puppet for provisioning(packer)- Terraform as IaaC tool Show less