Rf Architect

6 months ago


Bengaluru Karnataka, India Cambium Networks Full time

**Department Description**

Cambium Networks develops Point to MultiPoint and Point To Point RF solutions in both unlicensed and licensed bands. Customers include tier 2 and 3 telephony operators, wireless internet service providers, enterprises such as utilities, and federal, state, and local governments. Point to MultiPoint technologies include both proprietary Canopy and standards-based protocols.

**Scope of Responsibilities & Position Expectations**
- You will lead the analysis, design, and specification of the overall radio and sub-systems required for developing wireless platforms.
- You will work closely with hardware engineers to develop the requirement specification documents for radio sub-systems such transceivers, RFICs, and IF and Baseband assemblies, and work closely with software and firmware (FPGA developers) engineers to generate software and firmware requirement documents.
- You will collaborate closely with ATE engineers to develop radio level test strategies and factory implementations.
- Your previous experience will help you devise radio calibration strategy, design calibration algorithms in support of factory room temperature test and calibration.
- As the leader, you will conduct Preliminary Design and Critical Design Reviews during development cycle.
- You will work closely with the team to specify design and performance requirements of vendor supplied measurement systems and sub-assemblies.
- You will lead the performance system cascade analysis considering linearity, phase noise, gain, group delay, receiver sensitivity, and all other channel impairments and spurious response.

**Knowledge/ Skill Requirement**

**Required Skills**:
10 to 15 years of experience in RF/Microwave radio system and sub -assembly design and development.Understand wireless communication/radio system architecture and basic building blocks, such as antenna radiation element, RF frontend transceiver, IF process, digital up/down converts, RRH and base band unitUnderstand basic digital signal process and software control principleHas knowledge on MIMO, beamforming and beam steering.Working knowledge of test equipment including: signal generators and sweepers, power meters, scalar and vector network analyzers, spectrum analyzers, signal source analyzers, BER testers, switches, relays, step attenuators, etc.Proficiency in performing transmit/receive cascade analyses to optimize NF, gain, IIP3, noise poser density, and linearity.Thorough knowledge of FCC and ETSIUnderstand RF circuit and antenna design theory and practical rule, test equipment, and manufacturing methods
- Electromagnetics (especially propagation and antenna theory)
- Fourier analysis
- Microwave circuit theory
- Digital communications

Desired Skills & Experience

Working knowledge of transceivers from ADI, Qualcomm, and BroadcomWorking knowledge of transceivers for >28 GHz.Familiarity with Cadence design suite
- Co-existence management across multiple technologies.

Additional Job Requirements:

- BS or MS Electrical Engineering
- Willingness / ability to travel occasionally for customer visits / supplier visits
- Self-motivated personality and ability to work independently as well as on a team

Ability to multi-task between two or more projects



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