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Modem Test Engineer
Job in
Mountain View, Santa Clara County, California, 94039, USA
Listed on 2026-01-01
Listing for:
Sira Consulting, an Inc 5000 company
Full Time
position Listed on 2026-01-01
Job specializations:
-
Engineering
Wireless / 5G, Systems Engineer
Job Description & How to Apply Below
We are specifically looking for profiles with strong Modem Testing and Wireless experience.
Job Description- Bachelor’s or Master’s 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 3
GPP and Carrier specifications for LTE and . - Execute test plans targeting 5G LTE L2/L3 protocol features (RLC, PDCP, MAC, RRC, NAS).
- Expertise in 3
GPP/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.
Seniority level: Mid‑Senior level
Employment type: Contract
Industries: IT Services and IT Consulting
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