Antenna Systems Engineer, Antenna Calibration, Amazon Leo

Antenna Systems EngineerLeo is Amazon's low Earth orbit satellite broadband network. Its mission is to deliver fast, reliable internet to customers and communities around the world, and we've designed the system with the capacity, flexibility, and performance to serve a wide range of customers, from individual households to schools, hospitals, businesses, government agencies, and other organizations operating in locations without reliable connectivity.As an Antenna Systems Engineer, you will be responsible for key aspects of phased array antenna system design, simulation, measurement, calibration and optimization. You will be working in a collaborative environment with a multi-disciplinary team to deliver advanced high-performance phased array antenna systems. In this role, your responsibilities will include:Designing and implementing phased array calibration systems, signals, processing and algorithmsPerformance analysis and design trade-off studies of phased arraysEnd-to-end modeling, simulation and analysis of baseband/RF/antenna systemsLab measurement and validation of performance of antennas, and phased array systems and subsystemsWorking with antenna, modem, RF and Digital teams to simulate, measure and fine-tune radio designsExport Control Requirement: Due to applicable export control laws and regulations, candidates must be U.S. citizens, U.S. permanent residents (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum.Basic Qualifications:Experience programming with at least one modern language such as Python, Ruby, Golang, Java, C++, C#, RustExperience with Linux/UnixBS in Electrical Engineering with relevant coursework in digital communication theory, digital signal processing, RF/Microwave Engineering, Antennas and Electromagnetic theoryExperience in DSP techniques, digital modulation, radio architecture, line-up analysis, RF system designExperience with lab test equipment like VSAs, VSGs, VNAs and OscilloscopesCoding and scripting skills with demonstrated experience in Matlab/Python/C++Experience with simulation tools such as SystemVue, ADS or LabViewPreferred Qualifications:Experience with CI/CD pipelines build processesMS in Electrical Engineering with 3+ years of work experience or PhD with 2+ years of experienceExperience working with phased arrays, calibration and antenna measurementExperience with one of the mainstream antenna simulation tools (CST/HFSS)Good understanding of modern wireless technologies (OFDM/MIMO) and medium access proceduresFamiliarity with basics of probability and estimation theoryAmazon is an equal opportunity employer and does not discriminate on the basis of protected veteran status, disability, or other legally protected status.Our inclusive culture empowers Amazonians to deliver the best results for our customers.The base salary range for this position is listed below. Your Amazon package will include sign-on payments and restricted stock units (RSUs). Final compensation will be determined based on factors including experience, qualifications, and location. Amazon also offers comprehensive benefits including health insurance (medical, dental, vision, prescription, Basic Life & AD&D insurance and option for Supplemental life plans, EAP, Mental Health Support, Medical Advice Line, Flexible Spending Accounts, Adoption and Surrogacy Reimbursement coverage), 401(k) matching, paid time off, and parental leave. Learn more about our benefits at WA, Redmond - 99,100.00 - 160,000.00 USD annually