Sireesha Velikinti

IT professional with 4 years 3 months of experience in Production and Application Support, seeking a challenging role as a Site Reliability Engineer (SRE), L2 Support Engineer, or TechOps Engineer. Strong expertise in incident management, root cause analysis, deployments, and system stability. Eager to contribute to an organization's success by ensuring high availability, reliability, and continuous improvement of critical systems.

Technical Support Engineer at TATA CONSULTANCY SERVICES Pvt Ltd (2021-12 – Present)

• Delivered L2/L3 support including incident management, root cause analysis, and vulnerability remediation, achieving 90% vulnerability clearance in collaboration with security teams.
• Performed OS lifecycle management (installation, patching, upgrades, decommissioning) across hybrid environments.
• Experienced in deploying and managing applications on Linux and Windows environments.
• Executed automation scripts and Ansible playbooks, along with Terraform modules, to streamline deployments, patching, and operational workflows.
• Monitored system performance and stability using Dynatrace, Splunk, proactively identifying and resolving issues before user impact.
• Collaborated with development, operations, and infrastructure teams for change and release management, supporting deployments and post-deployment validations.
• Applied timely security patches, bug fixes, and performance updates to maintain application security and stability.
• Troubleshot and resolved account setup, network configuration, and system performance issues, ensuring customer satisfaction.
• Created and maintained detailed project and process documentation in Confluence, ensuring clarity and accessibility for team collaboration and knowledge sharing.
• Escalated complex issues to L3 teams and prepared detailed RCA documentation and client reports.
• Contributed to process improvements that enhanced reliability, reduced downtime, and streamlined ticket triage.

Bachelor of Technology in Electronic and communication engineering – Visvodaya Engineering College, JNTUA University (2021)