Nadith Karunarathna
About Me
Experienced Cloud DevOps Engineer with over 10 years of expertise in CI/CD pipelines, infrastructure automation, and cloud-native technologies. Skilled in optimizing workflows, implementing scalable deployment strategies, and enhancing system reliability through DevOps and SRE best practices. Proven track record in managing enterprise tools and driving continuous improvement in fast-paced environments.
Experience
Bank of America, Charlotte, NC, USA
Sr. Tools Administrator | Oct 2018 – Present
Oversee and administer Atlassian tools (Jira, Confluence, Crowd) and testing tools (Tricentis Tosca, qTest, Parasoft SOAtest, ALM Octane).
- Implemented SRE practices to strengthen incident management process and enhance system performance.
- Improved monitoring accuracy and sped up incident response by optimizing dashboards and alerts across Splunk, SiteScope, AppDynamics, and Dynatrace.
- Automated start/stop operations for the toolset by developing Ansible playbooks, executable via Ansible Tower and a standalone Linux jump server.
DevOps Engineer | Mar 2016 – Oct 2018
- Migrated repositories to Bitbucket and implemented CI/CD pipelines in Jenkins.
- Developed Ansible playbooks and Ansible Tower job templates to automate Tomcat, JBoss and WebSphere deployments.
- Configured Sparta (front-end framework) build and deployment tool using Node.js, Upstart, Monit, Redis, and Apache.
Wells Fargo, Charlotte, NC, USA
System Engineer (Contract) | Oct 2015 – Feb 2016
Administered UrbanCode AnthillPro
- Installed & configured agents
- Created templates, workflows and notification schemes
Bank of America, Charlotte, NC, USA
System Engineer (Contract) | Mar 2014 - Sept 2015
- Implemented and maintained UrbanCode pipelines for deploying WebSphere, Tomcat, JBoss, and DML scripts.
- Migrated repositories from Perforce to Subversion (SVN).
Citigroup, Warren, NJ, USA
System Analyst (Contract) | Mar 2013 – Feb 2014
- Configured BMC Release Lifecycle Management (RLM) suite to automate WebSphere and JBoss deployments.
- Assisted in integrating BMC RLM with ServiceNow to optimize release management.
Skills
- CI/CD Pipelines
- Version Control
- Automation (Build, Deploy, Infra)
- Monitoring & Alerting
- Incident management
- Change management
- Scripting
- Infrastructure as Code
- Containerization
Tools & Platforms
- Ansible
- Git
- Jenkins
- SVN
- Perforce
- Maven
- Ant
- Gradle
- Bash
- Python
- Docker
- AWS
- Azure
- Terraform
- Travis CI
- GitLab CI
- Artifactory
- Splunk
- Dynatrace
- Jira
- Confluence
- Bitbucket
- SonarQube
- WebSphere
- Tomcat
- JBoss
Education
New Mexico State University, Las Cruces, NM, USA
2011 – 2012 | Masters in Engineering
University of Moratuwa, Sri Lanka
2005 – 2009 | BSc Engineering
British Computer Society (UK)
2009 | Professional Diploma in IT