L V Sriharsha Valiveti

About L V Sriharsha Valiveti

8 years’ of Experience in validating the NFV based telecom products running in…

Experience

1. Senior Field Engineer

   Microsoft

   Nov 2020 — Present

   Responsible for Integration and maintenance of 5G and 4G core network elements such as SMF, UPF in Kubernetes environment and CPF, UPF in Openstack environment for AT & T- Building Virtualized Network Function clusters using VMWare vCenter and Acuitas element management system for network components of EPC such as CPF, UPF for AT & T- Designing and configuring various network designs and feature functions in NGC, EPC and evaluate the same to determine whether customer requirements are met- Performing functional verification and quality assurance testing of the CPF and UPF in Packet-Core, identifying the root cause and reporting the same in JIRA- Analyzing and troubleshooting the Gateway, Proxy and Infrastructure related issues based on the open tickets reported by customer and work on them to completion as required- Certifying upgrade and rollback procedures for MCC/Packet-Core under load- Writing scripts using Ansible to aid in the automation of packet core configuration and interacting with customer support team members to implement the same in production clusters- Creating the Method of Procedure documentation for the new feature configuration deployment on MCC/Packet-Core in both AT & T lab and production sites- Responsible for creating test objective list, which includes understanding of network design and generating a list of possible test cases which helps for rigorous testing of the network- Executing the performance/capacity related tests on the MCC/Packet-Core using IXIA- Monitoring the performance KPI’s of CPF and UPF in lab and production sites using Grafana tool, analyze, address, and troubleshoot for any issues observed- Performing Regression testing after configuration changes and upgrades on CPF/UPF- Creating and modifying scripts in Landslide and IXIA test tools for execution of the test cases- Capturing the network IP traces from each node and interfaces using QXDM, IRIS tools and analyzing them using Wireshark tool.

Education

• Southern Methodist University

  Master's Degree, Telecommunications and Network Engineering

  2013 — 2014

• Amrita Vishwa Vidyapeetham University

  Bachelor's Degree, Electrical, Electronics and Communications Engineering

  2009 — 2013

Skills

• Hpqc-Alm
• Real-Time Transport Protocol (Rtp)
• Ims
• Gns3
• Jdsu
• Is-Is
• Code Division Multiple Access Method (Cdma)
• Wlan
• Ipv6
• Wimax
• Ixload-Ixia
• Rtcp
• Programming
• Ftp
• Bgp
• Vowi-Fi
• Cdma
• Session Initiation Protocol (Sip)
• Ethernet
• Tektronix Iris View
• Tcp/Ip
• Lan-Wan
• Windows & Mac Operating Systems
• Bluetooth
• Ipv4
• Spirent-Landslide
• Gtpv2
• Vilte
• Radius
• Wideband Code Division Multiple Access (Wcdma)
• Wcdma
• Telecommunications
• Ldap
• Dhcp
• Gsm
• S1-Ap
• Wifi
• Mpls
• Linux
• Volte