Chenna Kesav Daggubati
Network & Security Engineer | Mastering Routers, Switches, Firewalls & Load Balancers | SIEM & Endpoint Security | Fortifying Networks for Secure & Innovative IT Solutions
- Role
- Lead Network Engineer at Charter Communications
- Location
- Roanoke, VA, US
- LinkedIn followers
- 500 followers
About Chenna Kesav Daggubati
Network Engineer with 7+ years of experience delivering reliable, secure infrastructure…
Experience
Lead Network Engineer
Aug 2023 — Present
Expertise in deploying and managing F5 and A10 load balancers (including BIG-IQ and AS3 deployment). • Skilled in automating tasks using Ansible and Python to upgrade and configure network devices (such as switches, routers, load balancers) using python libraries and ansible collections.• Optimizing network performance across F5, I-series, R-series and A10 devices• Deployed and managed BIG-IQ centralized management platform along with DCDs to oversee 20+ F5 load balancers across multiple environments and certified the functionality and reported bugs to f5 • Certified latest TMOS software (such as 17.1.1.3, 17.1.1.1, 15.1.9) on F5 systems (such as 7800, 15800, Viprions) and deployed applications using AS3 templates to ensure smooth application delivery.• Worked with R-series F5 devices (5900 and 10900 models), deploying F5 TMOS 17.1.1.3 on physical platforms running F5OS v1.7.0 and ensuring optimal configuration.• Utilized Ansible for automation of configuration management and software deployment across F5 devices.• Developed and maintained Python scripts for automating testing processes, reducing manual testing efforts and improving efficiency.• Conducted comprehensive end-to-end testing of F5OS across different software versions to ensure performance and stability.• Managed upgrades and patches for F5 load balancers while maintaining high availability and minimizing downtime.• Led troubleshooting and issue resolution efforts related to F5 deployments, optimizing network and application performance.• Collaborated with cross-functional teams to streamline deployment workflows and improve network infrastructure performance.• Provided detailed documentation of deployment processes, configurations, and testing results for operational transparency.• Conducted performance and stress testing and validation on A10 load balancers, including 7440, and the latest 7655 models with latest ACOS version (such as 5.2.1, 6.0.5).
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