Webbing

Core Network Engineer

Webbing

full-time

Posted on:

Origin:  • 🇭🇺 Hungary

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Job Level

Mid-LevelSenior

Tech Stack

AnsibleAWSCloudIoTKubernetesLinuxOpenShiftPythonSwitchingTerraformVMware

About the role

  • Responsible for Mobile Core network support, functionality and development
  • Perform proactive monitoring of network elements’ KPI/ alarms and network performance analysis
  • Perform service/system testing, data collection, and optimization as required
  • Handle and analyze trouble tickets and provide solutions when necessary
  • Create and maintain network system documentation
  • Operational task and requests handling
  • Participate in knowledge transfer to NOC engineers
  • Provide on-call 24 x 7 support on a rotating basis

Requirements

  • Complete familiarity with MNO/MVNO structure and flows, for Voice, SMS and Data scenarios
  • Experience in analyzing network flows using raw data (traces/PCAP/etc.)
  • Deep understanding of various protocols: MAP, Diameter, GTP, SIP, RTP, SMPP
  • Deep understanding of 3G, 4G and VoLTE networks
  • Ability to design, scale and integrate a network element into a live network
  • Hands-on experience in integration between network elements (SCTP, SIP trunk, SMPP connection)
  • Roaming and SPR solutions understanding
  • Understanding of 3GPP standards and GSMA guidelines and knowing to analyze based on it
  • At least 5 years of practical experience as a core engineer
  • Willingness to occasional travel is required.
  • Knowledge of IP switching and routing protocol - an advantage
  • Knowledge of Linux system administration and cloud technologies (AWS, VMware) - an advantage
  • Familiarity with scripting specifications and profiling automated tools - an advantage