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Title:  RF Engineer(功放射频电路设计)

Everyone communicates. It’s the essence of the human experience. How we communicate is evolving. Technology is reshaping the way we live, learn and thrive. The epicenter of this transformation is the network—our passion. Our experts are rethinking the purpose, role and usage of networks to help our customers increase bandwidth, expand capacity, enhance efficiency, speed deployment and simplify migration. From remote cell sites to massive sports arenas, from busy airports to state-of-the-art data centers— we provide the essential expertise and vital infrastructure your business needs to succeed. The world’s most advanced networks rely on CommScope connectivity.

 

Responsibilities:
•Responsible for 5G Base-station and Active-Antenna System PA module pre-study, design, integration and verification.
•Provide reasonable PA proposal according to system requirement, including link budget, power budget and line-up.
•Perform PA design simulations, design analysis and worst-case analysis. Generate PA analog block diagrams, schematics and derive PA performance. 
•Tuning and optimize radio performance.
•Participate in system level debugging and verification with FPGA/DSP, TRX and Antenna.
•Work with verification teams on devising and reviewing test plans.
•Provide technical support, resolve design issues for design team, NPI and production team.
•Keep study new tech continuously to maintain competition level.

 

Required Education and Experience:
•B.S degree or above, major in Microwave, wireless communication or equivalent. MS with 8+ years or BS with 10+ years.

 

Required Skills:
•Solid knowledge in microwave and electromagnetic field, 5+ years experiences on 4G/5G power amplifier design.
•Familiarity with PA design and architectures: Doherty, Class A/AB, GaN, GaAs, LDMOS etc.
•Experience and familiarity with PA performance tuning and debugging with CFR/DPD.
•Understanding of digital communication theory with emphasis on EVM, BER and line-up Noise-Figure calculation.
•Skilled in automation test with RF test equipment and methodologies (spectrum analyzer, network analyzer, signal generator, power meter and etc), familiarity with LabVIEW, Python or Matlab.
•Familiar with Radio simulation tools, such as ADS, MWO, HFSS etc.
•Familiar with CAD tools.
•Solid analytical and problem-solving skills, experiences on production support for PA and BS/AAS RF system products.
•With strong ability to learn new technique and willing to research up-to-date technique.
•Strong written and verbal communication skills.
•Good communication skill and team work spirit.

 

It is the policy of CommScope to provide Equal Employment Opportunities to all individuals based on merit, qualifications and abilities. CommScope does not discriminate in employment opportunities or practices on the basis of race, color, religion, gender (including pregnancy), national origin, age or any other characteristics as protected by law. Furthermore, this contractor and subcontractor shall abide by the requirements of 41 CFR 60-300.5(a) and 41 CFR 60-741.5(a). These regulations prohibit discrimination against qualified protected veterans and qualified individuals on the basis of disability, and require affirmative action by covered prime contractors and subcontractors to employ and advance in employment qualified protected veterans and qualified individuals with disabilities.