Description

You will own the validation of mobile cellular feature capabilities across various iOS devices.

This role is on-site.

Responsibilities

• Develop and execute device test plans for mobile cellular features including 5G, VoNR, VoLTE, and VoWiFi.
• Analyze, determine, and document technical issues found during testing.
• Communicate testing progress and produce detailed technical reports.
• Validate mobile device cellular feature capabilities against 3GPP standards.

Required Skills

• 5+ years of experience testing on different Cellular/Mobile Devices running iOS.
• Strong knowledge of 3GPP 5G SA/NSA and 4G LTE mobile technologies and architecture.
• Understanding of 3GPP standards, including signaling call flows and Layers 1/2/3.
• Experience with cellular modem chipsets such as Qualcomm, MediaTek, or Samsung.
• Proficiency with modem logging and analysis tools like QXDM, QPST, XCAL, and XCAP.
• Familiarity with SIM and eSIM design and provisioning flows.
• Basic programming skills, specifically in Python.

Preferred Skills

• Experience testing Wi-Fi and Passpoint configurations (HS2.0/802.1x/WPA3).
• Ability to work independently with minimal supervision.

Key Skills

Education

Any Gradute