Digital RF Systems Engineer, DBF Platform SW, Amazon Leo Job ID: 3111072 | Amazon Kuiper Manufacturing Enterprises LLC
Amazon Leo is Amazon’s low Earth orbit satellite network. Our mission is to deliver fast, reliable internet connectivity to customers beyond the reach of existing networks. From individual households to schools, hospitals, businesses, and government agencies, Amazon Leo will serve people and organizations operating in locations without reliable connectivity.
Export Control Requirement:
Due to applicable export control laws and regulations, candidates must be a U.S. citizen or national, U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum.
Key job responsibilities As a Digital RF Systems Engineer working on the DBF Platform Software team you will be implementing, validating, and testing end-to-end system models including fixed point DSP blocks, RF impairments of the radio, phased array antenna and satellite channel. You will be involved in novel techniques to estimate and correct RF impairments that will be implemented in HW and FW. Based on the system level constraints such as low power and cost, you will develop validation techniques and optimized solutions to support high throughput for our customers.
You will engage with an experienced cross-disciplinary staff to conceive and design innovative product solutions. You will work closely with internal inter-disciplinary teams such as ASIC/RFIC designers, FW/SW engineers, design verification engineers. You will support validation of the silicon in the lab and optimize RF performance via algorithms.
A day in the life
Design, model, test DSP algorithms such as beamforming, MIMO, DPD, CFR, digital cancellation schemes and RF impairment compensation
Model RF transceivers impairments and develop RF impairment compensation and testing algorithms
Collaborate to drive chip and system specifications
Develop and optimize HW/SW calibration algorithms for RF SOC and phased array systems
Architect HW, FW partitioning of calibration algorithms
Develop test plans, procedures for pre-silicon, help with design verification, post silicon validation, integration and characterization of RF Wireless SOC performance
Chip bring-up in the lab and optimize conducted and/or OTA throughput performances by working with cross functional teams
Basic Qualifications
Experience with Java, C++, or other programming language, as well as with R, MATLAB, Python, or an equivalent scripting language
Master's degree or equivalent, or experience in wireless system design and architecture, system integration, and RF system analysis
5+ years of relevant experience in wireless DSP/RF systems engineering (LTE, 5G-NR, WiFi 802.11, BLE)
In depth knowledge of DSP design for low power consumption ASIC
Solid understanding of OFDM, AGC, beamforming algorithms, MIMO, channel estimation, equalization techniques
Solid understanding of RF blocks and components. Experience in RF impairment estimation and compensation techniques
Working knowledge of FW implementation of various DSP algorithms
Experience in using lab equipment, bring-up and validation of chip
Preferred Qualifications
Master's degree in Electrical or Communications Engineering or a related field
Experience with formal verification techniques including abstraction and end-to-end checking
Experience with ARM and various DSP ISAs
Experience with current and upcoming RF standards in cellular (4G/5G NR), WiMAX, 802.11ad, microwave backhaul, or related broadband wireless standards
Experience with industry standard tools and scripting languages (Python or Perl) for automation
Amazon is an equal opportunity employer and does not discriminate on the basis of protected veteran status, disability, or other legally protected status.
Los Angeles County applicants Job duties for this position include: work safely and cooperatively with other employees, supervisors, and staff; adhere to standards of excellence despite stressful conditions; communicate effectively and respectfully with employees, supervisors, and staff to ensure exceptional customer service; and follow all federal, state, and local laws and Company policies. Criminal history may have a direct, adverse, and negative relationship with some of the material job duties of this position. These include the duties and responsibilities listed above, as well as the abilities to adhere to company policies, exercise sound judgment, effectively manage stress and work safely and respectfully with others, exhibit trustworthiness and professionalism, and safeguard business operations and the Company’s reputation. Pursuant to the Los Angeles County Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records.
Our inclusive culture empowers Amazonians to deliver the best results for our customers. If you have a disability and need a workplace accommodation or adjustment during the application and hiring process, including support for the interview or onboarding process, please visit https://amazon.jobs/content/en/how-we-hire/accommodations for more information. If the country/region you’re applying in isn’t listed, please contact your Recruiting Partner.
Our compensation reflects the cost of labor across several US geographic markets. The base pay for this position ranges from $129,800/year in our lowest geographic market up to $212,800/year in our highest geographic market. Pay is based on a number of factors including market location and may vary depending on job-related knowledge, skills, and experience. Amazon is a total compensation company. Dependent on the position offered, equity, sign‑on payments, and other forms of compensation may be provided as part of a total compensation package, in addition to a full range of medical, financial, and/or other benefits. For more information, please visit https://www.aboutamazon.com/workplace/employee-benefits. This position will remain posted until filled. Applicants should apply via our internal or external career site.
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