Title: Modem Test Engineer
Location: Mountain View CA
Job Description:
- Bachelors or Masters degree in Electrical Engineering Computer Science Telecommunications or related field.
- 8 years of hands-on testing experience in 5G/4G/3G Cellular modem chipset or device (UE) Protocol conformance performance and interoperability.
- Strong understanding of 3GPP and Carrier specifications for LTE and NR.
- Execute test plans targeting 5G NR and LTE L2/L3 protocol features (RLC PDCP MAC RRC NAS).
- Expertise in 3GPP/IMS Protocol call flows to analyze logs and troubleshoot issues in UE/network protocol interactions.
- Ability to isolate complex issues across multiple protocol layers and identify root causes using trace analysis tools.
- Collaborate with cross-functional teams to lead and drive testing activities.
- Hands-on experience with test equipment for GCF PTCRB Carrier certification (e.g. Keysight Rohde & Schwarz).
- Non-Terrestrial Networks (NTN) testing experience is highly desirable.