Core Network Engineer

As part of Webbing Core Network Team, you will be responsible for Mobile Core network support, functionality and development at the cutting edge of technologies. This is a great opportunity to demonstrate technical and organizational ability, working in a small team under Webbing Network Engineering Department

• Self-motivated and able to maintain focus in a pressured environment
• 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

• 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