LOCATION: West Nyack, NY
Please ensure the submitted resumes meet the requirements and candidate can answer following questions, please attach pre-screening question with resume submittal:
• Be as technically specific (write down all the jargon, acronym that candidate uses) and as detailed as possible in answers. Do not prompt the answers to candidate, instead expect these acceptable response from them
• Has to be verbal questions during pre-screen session with the Supplier, do not sent questionnaire to candidate to fill in and return
Updated Pre-Screen Questions:
• Did you work in debugging using device logs and eNBs logs. If so which tools used? (look for the following in their reply: eNB logs - vendor internal logs and wireshark UE logs: TEMS, QXDM, QCAT, XCAL, XCAP)
• Did you involve in E2E debugging? If so name the tools used for Air-interface, S1-MME, S1-U and E2E Call flow in the debugging. (look for the following in their reply: tools Wireshark for S1-MME, S1-U and E2E call flow wireshark, IRISView, True call for air-interface tools used for 1st question is applicable.)
1. Which protocol layer 4G/5G is your area of strength?
a. Acceptable answers - PHY/MAC/RLC, call processing (some may refer to Layer 2 and Layer 3)
i. Provide detailed response on these topics
b. If candidate has not worked in any of these 4 areas, pass on candidate.
2. Have you had any experience doing lab, field testing or feature evaluation? What tools did you use to test and analyze the results?
a. Acceptable answers - QXDM, QCAT. XCAL, XCAP (or RAN vendor proprietary logging tools)
i. Provide response on how you used any of tool in great detail
b. If answer is no, pass on candidate.
3. Are you experienced in feature trial and/or optimization to improve system performance (not RF optimization candidates that use TEMs, Actix)
a. Provide details on what you have done, feature trial areas, results, was it successful.
4. Have you had any experience in end to end issue debugging? If so, example of the issue and tools used.
a. Tools used shall include wireshark, truecall, irisview
b. Have you had any experience in eNB logs analysis during any issue debugging? If so, example of the issue and tools used.
Acceptable answers: (Nokia - Emil & TTI Ericsson - UETR or CTR)
c. Internal/proprietary logs (mandatory) wireshark (optional)
5. What aspect of 4G/5G technology have you worked on?
a. Preferred answers - Feature Design (not RF design), Analysis &Troubleshooting
b. Write down candidate answers
6. Do you interact with customers? With which cross functional customer organizations do you typically interact with? If they are candidate from an operator, they must belong to one of the organization listed below
a. Provide teams you worked on (Example Below)
i. T-Mobile - RAN Architecture
ii. Sprint/T-Mobile -RAN Design
iii. T-Mobile - Technology Development & Strategy
iv. T-Mobile - Advance RAN Technology
v. Verizon HQ RAN Planning
vi. Verizon HQ System Performance
7. Can you devise a test plan for a feature/product and drive it to execution? Provide an example.
a. If yes - provide example feature name and details on what you did to successfully deploy the feature
8. Have you been engaged with new product introductions or new software features rollouts (i.e. FFA/FOA/FSA/FIT activities)?
a. If yes - provide example activity involved and feature worked on
9. With whom do you work for issue resolution? Provide examples
a. If yes - provide example of teams (acceptable answers below)
i. R&D
ii. Development teams
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