Roshan Katkar Email and Phone Number

Professional SummaryTest Engineer with 3 years of experience in the Application and Protocol sector and 1+ years as a Drive Test Engineer in the Telecom domain. Expertise in end-to-end testing, validation, and analysis of advanced telecom technologies, ensuring robust functionality, performance, and reliability across LTE, NR5G (SA/NSA), and IMS domains.Key Skills and AchievementsODCPE Testing: Conducted comprehensive testing, including performance, functional, stability, regression, sanity, release, engineering, Web GUI, E-SIM, and physical SIM testing.Protocol & Network Expertise: Proficient in LTE, NR, SIP, Diameter, EoGRE, Router, and Bridge LAN modes, with hands-on experience in their configurations and functions.Linux Proficiency: Skilled in Linux environments, working with ODCPE machines and chipsets like Unisoc and Qualcomm for end-to-end validation.UE & Network-Side Testing: Delivered high-quality performance, unit, functional, release, load, and stability testing for EUTRAN LTE Core Network and NR SA in both conductive and wireless environments.Node Testing: Validated E-Node B, G-Node B, MRF, TAS, VoNR, and VoLTE products with a focus on protocol features and functional testing.IMS Expertise: Deep understanding of IMS architecture (P-CSCF, I-CSCF, S-CSCF, SLF, TAS, MRF) and call flows, including IMS registration, VoWiFi, and emergency call procedures.Registration Procedures: In-depth knowledge of LTE and NR registration processes and call flows for nodes like E-NodeB, G-NodeB, AMF, MME, SMF, UPF, S-GW, P-GW, and HSS.Log Analysis & Tools: Proficient in QXDM, PCAT, QCAT, ELT, Wireshark, and ADB for analyzing and troubleshooting system performance.Testing Expertise: Extensive experience in functional, performance, stability, and regression testing, with skills in analysis, documentation, and compliance review.Technical ExpertiseTools: QXDM, PCAT, QCAT, ELT, Wireshark, ADBProtocols: LTE, NR, SIP, DiameterPlatforms: Linux, IMSTechnologies: VoLTE, VoWiFi, CSFB, SRVCC, EoGRE