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Senior RF Amplifier Design Engineer

Summary:

The successful RF Power Amplifier Engineer candidate will have a good background in high power amplifier development board level design for wireless networks, a strong theoretical system level understanding & practical work experience of system partitioning issues. Candidate must be highly energetic and have experience working within cross-functional teams.

Responsibilities:
  • Develop High Power Amplifier Lineups using GaAs and LDMOS class A+AB sub assemblies for wireless Basestation and Repeater products from specifications to production.
  • Develop Analog Efficiency Enhancement Techniques for High power amplifiers.
  • Interface with System, RF, Firmware and Hardware Engineers to produce innovative solutions for the wireless CDMA, WCDMA, TD-SCDMA, GSM and WIMAX Basestation and Repeater markets.
Key Requirements:
  • BSEE with 5-7 Years experience a must, MSc and/or Ph.D. preferred.
  • Experience developing Basestation, Repeater RF power amplifiers using Class AB LDMOS and Class A GaAs Devices and MMICs capable of transmitting at least 20 Watts average power. (Experience with Class E, D, or S is also desirable.)
  • Knowledgeable of linearization & efficiency enhancing techniques for high power RF amplifiers.
  • Working knowledge of Physical Layer parameters of modern CDMA, WCDMA & OFDM based communications standards.
  • Design experience with different classes of operations of power amplifiers, power detectors, RF switches, & RF device matching for different bands.
  • Experience with the following:
    ACPR, ACLR, PA EVM, EM Test Equipment, Device Characterization, Understanding load-pull measurements, Verification, Circuit modeling, Circuit simulations, Thermal modeling, PA modules, Harmonic Balance
  • Ability to use the appropriate tools and RF test bench equipment (Network analyzers, Impedance analyzers, RF probe stations, Spectrum analyzers, Signal generators)
  • Motivated & proactive attitude coupled with good ability to work independently or as part of a team.
  • Strong command of written and spoken English.

   
 
 
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