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Packet Core Engineer

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Job Title Packet Core Engineer
Contract Type Contract
Location London, United Kingdom
Salary Competitive
Job Published 3 months ago
REF 8728
Contact Name Tom Hill
Contact Email

Job Description

Top Skills

Able to demonstrate understanding of key networking concepts, including:

  • In-depth knowledge of TCP/IP and communication protocols.
  • Understanding PS Core 3G and 4G architecture
  • Functional understanding of diverse set of network applications requiring application traffic management solutions, including HTTP, HTTPS, SSH, FTP, DNS, NTP, SSL, TCP, ANYCAST services, and others
  • Good knowledge on tracing Layer 2 and layer 3 protocols and tools (TEMS investigation, IRIS, XCAP)
  • Use of packet capturing technologies such as Wireshark, IRIS, empirix tcpdump,
  • In-depth troubleshooting and strong analytical skills.
  • Deep understanding of Packet scheduling and priority queuing, RTT, packet delay
  • Ability to troubleshoot complex multi-vendor network issues and working with multiple application and system teams to identify network configuration issues
  • Skills to write scripts to assist in the oversight and maintenance current process and servers
  • Traffic shaping and traffic management platform (e.g. Vasona)


Vendor Equipment Used: Ericsson and Nokia

  • Single or Multi-vendor Multivendor (Ericsson & Nokia mainly).
  • Project Type (Migration / Rollout / Expansion): Project Phase (Design / Implementation / Support): Optimization Support
  • Challenges Faced with project: Understanding via tracing, issues affecting packet performance, end to end perspective needed to detect and help Celfinet RAN team to understand the issues on the CN and effect over the RAN.
  • Operator/Vendors. Team spirit, proactive, motivated and very good communication skills, including, good English!

Ref: 8728 | Published: 19 Jul 2018



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