Immediate need of Wirelessprotocol Test Engineer @ Redmond, WA.

Location: Redmond, WA.

Duration: Long Term

Here is the JD: Need exp inModem testing

• Hands on experience in --Mobile handset stack
• Good end to end understanding of entire Wireless stack (Chip to signal to the UI level) The different modules involved in the whole.
• Exposure to air interface, network signaling and Layer 2, Layer 3 protocols of RAN side for LTE.
• Tools Knowledge: ANITE, AGILENT 8960, CMU 200, CMW 500, SPIRENT, CM
• Preferably candidates who moved from Modem level to Drivers side experience. Hands on work experience is at device side, Understanding on modem protocol, Performance testing.
• Windows based system products is a must to have.

The key skill set expected for theseroles

• LTE protocol knowledge and bug/fixes experience
• WDM/drivers experience in developing/fixing issues in USB, PCIe etc.
• PC/Mobile system debug knowledge with JTAG and test equipment.

Responsibilities:

• Creating Protocol test scenarios (UMTS+LTE) across all the procedure that comply to 3GPP and Carrier requirement.
• Able to identify the  KPIs that make sense for product to define  best user experience  and  figure out methods to measure the KPIs
• Identifying critical scenarios that impact user experience on cellular services , map such scenarios to modem procedure, design the test cases on network simulators   test and optimize the modem or OS platform .
• Debug latencies in various layers in protocol stack, Hardware interface (  such as USB/PCIe ) that could impact power and performance.
• Identifying  the  KPIs that will impact the power and performance and define test methods to uncover the issues.  Define details test plans and approach for testing, developing test tools to achieve the same.
• Windows User mode and kernel mode driver knowledge for networking devices ( Wi-Fi, LTE)  
• Plan the test approach and scope, write test cases, execute test cases, record and manage defects

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