Description

Conduct field and lab testing to verify wireless telephony products and troubleshoot Android device issues.

Responsibilities

• Perform handset testing across 5G (SA, NSA, sub6, mmW) and 4G (LTE TDD, FDD) networks.
• Execute commercial tests using data analysis tools for product verification.
• Analyze call flows between handsets/UE and networks.
• Validate data protocols including UDP, TCP, HTTP, and ping.
• Troubleshoot and analyze technical issues on Android devices.

Required Skills

• Hands-on experience with 5G and 4G (LTE) handset testing.
• Knowledge of call flows between handset/UE and network interfaces.
• Experience troubleshooting Android device issues.
• Understanding of IP, TCP, UDP, IPv6, IPv4, ICMP, and DNS.
• Familiarity with SIP, IMS, and IP telephony standards.
• Knowledge of Physical/MAC layers and call processing concepts.
• Understanding of wireless data protocol stacks and air interface standards.
• Exposure to RF propagation and telecommunication concepts.

Preferred Skills

• Experience with commercial handset OEMs or network operators.

Key Skills

Education

Any Graduate