RF Coexistence Engineer – WiFi/BT & Wireless Testing

OSI Engineering; Cupertino (CA); On-site; USD 120,000 - 180,000; Full time

Job summary

OSI Engineering in Cupertino is seeking an experienced RF Engineer to join their team. You will execute NPI WiFi/BT CoEx performance testing for NPI devices based on defined coverage and calibrate test stations with scripts and config files.

Responsibilities include first-level triage of RF tests, data post-processing for MOS/CoEx reports, and coordinating with 3rd-party labs to ensure data accuracy across WiFi/BT/Cell/GNSS CoExistence.

Qualifications

• Bachelor’s degree in electrical engineering.
• Experience testing multi-radio coexistence (Cellular, Wi‑Fi, BT, GNSS) for throughput, MOS, glitches.
• Hands-on RF lab equipment experience (spectrum analyzer, network analyzer, signal generator).

Responsibilities

• Execute NPI WiFi/BT CoEx performance testing for NPI devices based on defined coverage.
• Maintain test stations on calibration, scripts, config files and equipment.
• Perform first-level issue triage for conducted and radiated performance testing using sniffer; validate CoEx policies and regressions.
• Post-process RF CoEx performance data and generate quality reports on throughput, MOS, and GPM detection.
• Execute competitor study first-level issue trouble-shooting with 3rd-party labs to ensure data accuracy for WiFi/BT/Cell/GNSS CoExistence.
• Provide onsite technical support at 3rd-party labs to assist in new test bring-up and test setup maintenance.
• Track competitor study test progress across 3rd-party labs to ensure timely data delivery.
• Manage vendor logistics and PR/PO processes, including tracking vendor BPO balance, procuring competitor devices and RF equipment/accessories.

Skills

RF test automation

Scripting (Python)

Lab equipment handling

Education

Bachelor's degree in electrical engineering

Tools

Spectrum Analyzer

Network Analyzer

Signal Generator

Sniffer

Job description

OSI Engineering in Cupertino is seeking an experienced RF Engineer to join their team. You will execute NPI WiFi/BT CoEx performance testing for NPI devices based on defined coverage and calibrate test stations with scripts and config files.

Responsibilities include first-level triage of RF tests, data post-processing for MOS/CoEx reports, and coordinating with 3rd-party labs to ensure data accuracy across WiFi/BT/Cell/GNSS CoExistence.