Systems administration, software integration/installation/upgrade, systems troubleshooting in development, test and production environment.Deploy, configure, troubleshoot and backup Red Hat Enterprise Linux operating system virtual machines hosted on vSphere. Create DNS records, join assets to private domain and ensure Puppet agent is communicating with Puppet Server.Save time on patching systems by independently rearchitecting Red Hat Satellite server and automate patching procedure.Splunk software installation, configuration and upgrades.Create Puppet code to automate / maintain infrastructure configuration (IaC).Monitor ACAS finding and patch vulnerabilities in a timely manner.Document and update configuration documents in Confluence.Git lab user, groups, projects administration.

Developed Ansible playbooks for cloud automation, managing EC2 instances, and security configurations to ensure best practices in AWS infrastructure.Collaborate and provide internal support to DevOps team to integrate and troubleshoot the Test environment for DevOps pipeline. Configured Jenkins workers to support CI/CD pipelines for cloud-based applications.Developed Python scripts for automated functional testing, improving system reliability, validating configurations across multiple platforms; browser configuration, Splunk configuration, Windows Server 2016 configuration, Print Server, DNS Server, Relational Database and validate enterprise systems hardening.Automated system validation using Selenium and Robot framework, enhancing testing efficiency.Integrated Python to wrap PowerShell commands into test suite for Windows 2016 server validation.Continuously refactors code base to increase efficiency, code robustness, and reduce cyclomatic complexity.Create React JavaScript components and unit test using Jest and React Testing library.Integrated REST API tests with ServiceNow, Red Hat Tower, and other cloud platforms, ensuring seamlessintegration.

Analyzed and provided feedback on source code and installation/configuration procedures for Windows 10 and RHEL.Verified that all test procedures and software anomalies are documented and tracked to closure.

Enhanced efficiency by automating test procedures and developing PowerShell scripts, significantly reducing manual workload in regression, integration and unit testing.Created scripts for Active Directory to manage user objects and group policies, contributing to enhanced system security and configuration management. Conducted regression and unit testing with Systems and Network engineersMaintain lab environment by installing, updating, deploying patches.