Principal Wireless Communications Systems Design Engineer (Multiple Positions)

Company: Persistent Systems LLC in New York, NYPosition: Principal Wireless Communications Systems Design Engineer (Multiple Positions) Salary: $180,000 to $220,000 Apply via: https://careers-persistentsystems.icims.com Job Description/Duties: Job duties include the following: Direct responsibility for development of Crest Factor Reduction and Digital Predistortion Provide specifications and reference algorithms for RF, SW, and DSP implementations Conduct SDR/RF ASIC systems validation and analysis Propose design and process changes for handling RX jamming and multi-radio coexistence issues considering trade-offs and implementation constrains Interface with our internal SW/FPGA/DSP group to relay the results of the system performance Collaborate to identify and solve performance issues within the RF and FPGA/DSP sub-systems Responsible for providing RF transceiver calibration algorithm and define the testing methods Measure, Optimize and ensure baseband application is performing optimally Minimum Requirements Bachelors degree in Electrical engineering, computer science, mathematics, physics, or a related field 10 years experience as Electronics Engineer, Radio Frequency Engineer, or related field 120 months of experience in wireless communication systems design, modeling, analysis and troubleshooting 120 months of experience in RF transceiver design including system architecture and system specifications 120 months of experience in RF transmitter and receiver components level design including mixer, synthesizer, LNA, PA and antenna 60 months of experience in RX AGC operation and optimization in the presence of different interferer conditions 60 months of experience in improving efficiency and linearity of the high power GaN amplifiers by using Crest Factor Reduction (CFR) and Digitial Predistortion (DPD) techniques. 120 months of experience in 802.11 wireless system 60 months of experience in FPGA based SDR (software defined radio) design with solid knowledge of Wireless PHY, RF data-path and control algorithms 96 months of experience in leading RF radio development, identifying and analyzing critical requirements and providing deep dive assessments with respect to critical metric impact, timeline and risks 120 months of experience in working with RF lab equipment (i.e., VNA, VSG, VSA) 120 months of experience in using simulation tools such as CST Microwave Studio, AWR Microwave Office, and MATLAB