Saddam Hossain
IT Analyst (RAN Tester) at TCS | Azure Certified
- Role
- IT Analyst (Ran Tester) Microsoft Certified(Az-104) at Tata Consultancy Services
- Location
- Bengaluru, KA, IN
- LinkedIn followers
- 500 followers
About Saddam Hossain
Seeking assignments to enhance career in Testing & Log analysis for Telecommunication Protocols in Modem side, providing a highly motivated, progressive, friendly environment, which allows the pursuit of career advancement and expand my knowledge and skills.
Experience
IT Analyst (Ran Tester) Microsoft Certified(Az-104)
Mar 2024 — Present · Bengaluru, IN
Roles and Responsibilities Handled: Performing end-to-end (E2E) 5G RAN testing for performance, stability and scalability. Implementing VoNR and developed VoIP call setups in the 5G lab using SIPp traffic generator and softphones (MicroSIP, Zoiper). Throughput testing and analysis of 4x4 mimo in dl and 2x2 in ul through iperf. Build Jenkins automation framework to migrate test cases from manual to automation. Designing and executing test case planning, creation, migration from manual to automation using CI/CD pipelines, with Jenkins automation framework and Python scripting. Integrated 5G core with IMS core for audio/video scenario validation, including RTP stream analysis and Information Elements (IEs) validation. Walking through O-RAN continuous testing approach by individual’s node, adjacent nodes followed by e-e performance testing. Verified E2E UE attach by configuring UEs (QC tools installation, flashing, software updates) and conducting IMSI provisioning with QPM license allocation. Validated device capabilities and DU performance/stability with various UEs, performed throughput testing, and assessed UE variants. Designed E2E layouts for UE and BS integration with MUD server, and executed DU configuration/migration, XML script preparation, MAC binding, cell planning/creation, and connectivity validation. Work Experience with LTE/5G/IMS network interfaces such as X2/Xn, S1/N2-U, S1-MME/N2, S5/S8, S11, S13, S6a, S3, S4, Gx, SGs,Sv, and Sgi, Cx, Mw, Sh, ISC, N5, N1, N3, N4, N6 etc,) Delivered internal training sessions on LTE, IMS, and 5G concepts including HO (x2, s1, xn, n2, blind), CA. MIMO and diverse testing concepts to upskill team members.Programming languages: Python, java, xml Tools: Softphones, IMS server (Asterisk, Kamailio), QXDM, PCAT, Moshell, Scrcpy, MRUP, UEC, MobaXterm, TM500, Eda-gui, Hydra, Eris, iperf, Viavi, CSIM, UC Tool, Wireshark, Jenkins, Kubernetes, Docker, Git-Gerrit, Lab setup, VS
Education
West Bengal Council of Higher Secondary Education
12th, Science
2008 — 2010
West Bengal Board of Secondary Education
10th, General
2006 — 2008
Siliguri Institute of Technology
Bachelor's degree, Electrical, Electronics and Communications Engineering
2012 — 2015
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