RF Package Tester, RF Test Engineer

Summary

Join our team as a highly skilled RF Tester with 5-10 years of experience! You will execute comprehensive testing of RF IC packages, primarily LGA, leveraging your deep understanding of RF testing methodologies and 5G RF testing expertise. This role demands strong technical skills, problem-solving abilities, and teamwork. You will develop and execute test plans, perform in-depth device characterization, analyze test data, and collaborate with engineering teams. International travel may be required. The ideal candidate possesses a Master's or Ph.D. in Electrical Engineering and extensive experience with RF test equipment and software.

Requirements

• Master's or Ph.D. in Electrical Engineering or a related field
• Minimum of 5-10 years of hands-on experience in RF testing
• Proficiency in RF test equipment and software (e.g., network analyzers, spectrum analyzers, power meters, oscilloscopes)
• Strong programming proficiency (C++, Python, Matlab, Perl) and in-depth understanding of ATE testing methodologies
• Strong understanding of RF circuit theory and measurement techniques
• In-depth knowledge of RF testing standards and methodologies
• Proficiency in data analysis and statistical process control (SPC)
• Excellent problem-solving, analytical, and troubleshooting skills
• Strong attention to detail and accuracy
• Excellent communication and interpersonal skills
• Ability to work effectively in a team environment
• Willingness to travel domestically and internationally
• Hands-on experience in small signal testing (LNA, LNA+SW) at 8GHz, including parameters like gain, noise figure, two-tone IIP3, OIP3, OP1dB, EVM, and settling time
• Expertise in noise figure testing with 0.05dB accuracy
• Experience in small signal pre-driver testing, including OIP3 measurement
• Proficiency in mmWave LNA testing (gain, NF, OP1dB, OIP3, NF 1-2dB)
• Knowledge of mmWave up-down converter testing (gain, NF, OIPdB, OIP3, spurious response) within the 15-35 GHz frequency range
• Experience in mmWave beamformer transceiver testing (gain, phase, efuse, gain, NF, OP1dB, OIP3, EVM)
• Expertise in 8GHz power amplifier testing, including bias sequencing, leakage currents, quiescent currents, AM2PM, pulsed-CW with 5% duty cycle in pulse RF, and modulated tests (average gain, efficiency, ACLR)
• RF theory and application, ATE systems, test program development, data analysis, project management, statistical process control (SPC), and yield improvement

Responsibilities

• Develop and execute test plans, including test strategy definition, tester configuration, socket selection, and validation for RF IC packages, including small signal, power amplifier, and mmWave components
• Perform in-depth characterization of RF devices, measuring parameters such as gain, noise figure, linearity (IIP3, OIP3, OP1dB), EVM, settling time, and spurious response
• Conduct bias controller tests involving ADC and DAC characterization
• Execute reliability testing as required
• Support bench to ATE correlation
• Analyze test data, identify anomalies, and collaborate with engineering teams to resolve issues
• Maintain accurate and detailed test documentation
• Stay up-to-date with the latest RF testing technologies and industry standards
• Travel to international sites, such as Taiwan, for project support as needed
• Collaborate closely with design engineering to optimize product testability and manufacturability
• Drive ATE bring-up, optimization, and production ramp-up, adhering to industry best practices and GRR methodologies
• Optimization of hander settings for best RF performance
• Analyze test data to identify process improvements, yield enhancement opportunities, and cost reduction strategies
• Mentor and develop team members, fostering a culture of technical excellence and innovation

Preferred Qualifications

• Experience with 5G RF testing is highly preferred
• Experience with reliability testing methods
• Knowledge of scripting languages (e.g., Python, MATLAB) for test automation
• Experience with statistical data analysis tools