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Packet Core Engineer

3 months ago

Denver, United States NextGen | GTA: A Kelly Telecom Company Full time

Requirement:

  • Recent Nokia Packet Core experience is must.
  • Candidates need to have AMF/SMF/UPF/IMS backgrounds.
  • Need to have good troubleshooting skillset such as taking in tickets and debugging issues.
  • Needs to have good Packet Core troubleshooting mindset. Ideally end to end 5G core across IMS, UDM and Packet Core.


Job Description:

  • Fault, Configuration, Administration, Performance (FCAP) management support
  • Create and monitor daily/hourly KPI dashboards of most important Core KPIs, specific to the CNEs in the lab focused on Availability, Accessibility, Retainability, Integrity, Traffic & Capacity utilization and analyze degradations in those KPIs. Provide recommendations to improve the monitored KPIs
  • Collect and analyze internal traces, internal logs, probe traces during lab & field tests to assist in root cause analysis of failed and dropped tests and low throughput data sessions. Analyze call flows and identify abnormal issues for failures.
  • Open AR’s on encountered issues for all that involves the defined CNE, and then be prepared to work on these AR’s until closed (HP support, L2 and L3 support)
  • Collect logs, call traces, traceroutes necessary to resolve the Assistance Requests (ARs).
  • Assist in alarm monitoring - respond to exceptional system alarms - resolve any exceptional issues for the defined CNEs
  • Troubleshooting site-level issues (Level 1 and Level 2) for the defined CNEs, but may require additional and/or, if applicable, 3rd party support, for more complex issues (Level 3).
  • Participate with customer in the diagnosis and remediation of network issues that involve defined CNEs.
  • Network Element Configuration and provide support for network operations responsibilities.
  • Assist DISH O&M staff to carry out tasks and activities related to day-to-day Operations at NOC.
  • Preventive maintenance
  • Perform daily health checks on defined CNEs, including health check tools and call processing sanity testing on all lab environments
  • Preventative data collection, high-level analysis
  • Provide a periodic activity report to customer.
  • Technical consultancy
  • Convey recommendations to customer concerning performance of CNEs and end user experience for 5G (voice & data) and tuning of the management mechanism(s). For example, this may involve fine-tuning Core network timers, load balancing, geo redundancy or the alarm levels to eliminate unnecessary alarms.
  • Provide advice for the cloud operations related decision making for in scope Network Elements
  • Attend Dish conference calls and/or meetings that involve defined CNE.