Rishi S

Wireless and RF Testing professional with hands-on experience in Wi-Fi, RF, and MANET-based communication systems testing and product validation. Experienced in iperf3-based throughput testing, packet loss analysis, RSSI, noise level, SNR, link quality, and PHY rate analysis. Practical knowledge of 2.4 GHz and 5 GHz Wi-Fi configuration, including channel, bandwidth, TX power, antenna, and RF cable testing.

Hands-on experience with spectrum analyzers for RF signal, frequency, bandwidth, noise floor, and interference analysis. Experienced in Linux-based troubleshooting, system log analysis, and network performance debugging. Strong analytical, problem-solving, and debugging skills with an interest in hardware testing, wireless validation, and semiconductor product validation.

Graduate Apprentice Trainee – Broadcast & Converged Services - Centre for Development of Telematics (C-DOT) - Bengaluru

(2025-12 - 2026-11)

• Hands-on experience in Wi-Fi, RF, and MANET-based communication system testing and validation.
• Performed wireless performance testing using iperf3, including throughput, packet loss, and connectivity analysis.
• Configured and tested 2.4 GHz and 5 GHz Wi-Fi parameters such as channels, bandwidth, and TX power.
• Monitored and analyzed RSSI, noise level, SNR, link quality, and PHY rates to evaluate wireless link performance.
• Performed RF testing and troubleshooting using spectrum analyzer, antennas, RF cables, and attenuators.
• Used Linux commands and system logs for network troubleshooting, debugging, and performance analysis.
• Participated in hardware and product validation testing, including test setup, test execution, measurement collection, and result analysis.
• Collaborated with team members during test execution, issue debugging, root-cause analysis, and validation of corrective actions.

Intern – Hardware Testing & PCB Assembly - Vasantha Advanced System Private Limited - Appanayakanpatti, Coimbatore

(2025-03 - 2025-05)

3-Month Internship

• Gained hands-on experience in AutoTex board testing, including hardware-level testing and functional verification.
• Worked on Nimble assembly processes, gaining practical exposure to PCB assembly and electronic hardware integration.
• Assisted in hardware troubleshooting, testing procedures, and PCB-related activities, strengthening practical knowledge of electronic systems.

Bachelor - Electronics and Communication Engineering - GOVERNMENT COLLEGE OF ENGINEERING, THENI DISTRICT (2022 - 2025)

Diploma - Electrical and Electronics Engineering - P.A.C. RAMASAMY RAJA POLYTECHNIC COLLEGE, VIRUDHUNAGAR DISTRICT (2019 - 2022)