•Strong foundation of knowledge around public/private cloud services and the cloud ecosystem•Work with business units, software developers, security, to design and build applications and services within public/private cloud providers•Knowledge and experience in DevOps and Agile SDLC with Git, Github, Jenkins, Puppet, Docker, Kubernetes, Ansible, Splunk, Nagios, Prisma Cloud and Software Testing Life Cycle (STLC) processes •Hands on 4G LTE architecture and signaling (SAEGW, PGW, SGW, MME, HSS and PCRF)•Knowledge of 5G core architecture (AMF, SMF, UPF and PCF) •In depth knowledge of VOLTE architecture, Diameter signaling and IMS call flow (P/I/S-CSCF, MGW, MGCF and BGCF)•Built AT&T openstack private integrated cloud tenants for VOIP vNF projects•Interacted with AT&T Inter/Intra teams and vendor RE for support of product requirements, systems and performance analysis, new technology introduction on Openstack/Kubernetes VM and Container based virtualization strategies•Extensively worked with ONAP and Openstack cloud for creating ASDC service model creation using HEAT template and vNF instantiation using Preload sheets•Build, provision and Configure cloud base infrastructure •Implement monitoring and metrics with contrail port mirroring, Prometheus and NetScout G10 and IRIS •IMS SIP E2E Call flow analysis with Wireshark and NetScout G10 IRIS probe network protocol analyzer•Configured and managed Linux servers with RHEL operating system, software application installation, patching, and upgrades•Secured the physical and virtual lab elements from any vulnerabilities by Running, Scanning and analyzing security scans using Tenable scanning engine.•Generated test Plans and test cases for virtual Network functions verification for Ribbon, Nokia, Ericsson and Cisco application.•Opened & followed all issues with vendors and follow-up all Defects by using Rally Tool in daily and weekly meetings and getting solutions, implementation and verification

• Designed, built, tested and managed systems for validation testing of IP network equipment required for telecommunications systems.• Tested and integrated various Telecommunication systems network elements.• Conducted formal technical reviews on new requirements with internal, external and architects teams and developed End-to-End Solution Test Plans, Test Cases for the inter operability testing between network elements• Network Engineer with hands on experience in routing protocols, switching, virtualization, Linux, testing, automation and related areas on multiple vendors like Cisco, Motorola, Juniper, Fortinet, HP, and MRV.• Planned, built and managed public safety Astro25 multi zones 2-way radio systems, Integrated Dispatch Enhanced Network and WiMAX lab systems.• Configuring Cisco Routers and switches with OSPF, BGP, VTP, Ether channels, and VLANs. Configuring Multilayer Cisco Switches and HP Procurve switches.• Built and deploy Virtualized Esxi 5.5 servers on HP Proliant DL 380p G8.• Proven ability to manage and lead engineering lab environment setup from scratch, interfacing with internal and external clients.• Configured IXIA XM12 server and created test streams of unicast and multicast traffic.• Upgrading and Creating Network diagrams using Visio.

• Managed Network Infrastructure Lab for Integrated Dispatch Enhanced Network systems with a budgetary responsibility.• Proven ability to manage and lead engineering lab environments - setup from scratch, interface with internal and external clients.• Responsible for Fort Worth Engineering Group Lab procurement, pricing and leasing equipments. • Build and Manage software development test lab for multiple products within integrated dispatch enhanced network (iDEN).• Managed development lab consolidation and move project which involved multiple development teams to relocate with no down time.• Coordinated transition of iDEN SIP Gateway entire lab move plan from Fort Worth, TX to Bangalore, India.

• Designed and developed Black Box test cases for paging/messaging controller.• Conducted FTR on test cases with internal and external team to prevent any future defect.• Execute test cases at paging/messaging controller and tested over the air "FLEX" (communication protocol developed by Motorola) protocol.• Performed test case and validated across Requirement Traceability Matrix.• Opened defect record (CQCM) for the failed requirement.