Company
Ericsson
Location
Chengdu Sichuan, China
Job Type
Contract (1 year)
Pay Rate
Competitive Salary
Years of Experience
Experienced(2-5 Years)
Job Reference Code
J1800321
Ericsson is one of the leading providers of Information and Communication Technology (ICT) to service providers, with about 40% of the world’s mobile traffic carried through our networks. We enable the full value of connectivity by creating game-changing technology and services that are easy to use, adopt and scale, making our customers successful in a fully connected world. For more than 140 years, our ideas, technology and people have changed the world: real turning points that have transformed lives, industries and society as a whole.
You will work as Developer Radio (integration), which covers below or part of below areas:
1. Radio remote unit integration
2. Integration procedure handling
Responsibilities:
- Design and prepare integration environment
- Radio HW/SW integration
- Radio module calibration, performance tuning and database update
- Radio module function integration (general radio performance, thermal, AGC, gain, Time Alignment, etc.)
- Radio performance verification test following 3GPP standard and E/// internal requirement (optional)
- Internal and customer trouble-shooting
- Integration specification and report documentation
- Integration procedure management
- Communication & cooperation with abroad design team
Qualification & Requirement:
- Master or above, major in EE, CS, or similar
- 3 years working experience in LTE radio design or integration, deep understanding of integration role & responsibility
- Deep understanding of communication system, especially 3GPP, GSM knowledge is a bonus
- Knowledge in HW (auto) integration & (auto) test environment framework (VISA, SCPI, etc), and its development language (Labview, VEE, Python, etc)
- Solid knowledge & theoretical analysis ability in RF system (experienced in trouble shooting gain accuracy, EVM, spur emission, delay deviation(time alignment), QEC, LO leakage, ripple, TDD switching performance, PA linearization, isolation, noise figure, inband/outband blocking, etc.)
- Usage of related RF test instruments, i.e. vector signal generator, spectrum analyzer, network analyzer, oscilloscope, etc.
- Radio access network level integration and verification knowledge is a bonus
- CPRI protocol knowledge is a bonus
- Well organized and systematic thinking
- Initiative and proactive attitude
- Fluent in English speaking/writing
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