The Core Network Engineer is responsible for mobile core network support, performance analysis, system testing, and documentation, requiring strong protocol knowledge and operational skills.
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
Top Skills
3G
3Gpp Standards
4G
AWS
Diameter
Gsma Guidelines
Gtp
Ip Switching
Linux
Map
Mno
Mvno
Routing Protocol
Rtp
Sctp
Sip
Sip Trunk
Smpp
Smpp Connection
VMware
Volte
Similar Jobs
Internet of Things • Software • Cybersecurity
The Core Network Engineer will support and develop mobile core network technologies, perform monitoring, testing, and optimization, and handle documentation and on-call support.
Top Skills:
3G4GAWSDiameterGtpIp SwitchingLinuxMapMno/MvnoRouting ProtocolsRtpSipSmppVMwareVolte
Cloud • Security • Software • Cybersecurity • Automation
Lead GitLab's global Professional Services delivery across EMEA, ensuring high-quality outcomes, driving operational excellence, and managing customer relationships while scaling the organization.
Top Skills:
Ai-Powered Devsecops PlatformAWSAzureDockerGCPKubernetes
Big Data • Food • Hardware • Machine Learning • Retail • Automation • Manufacturing
Manage information security risks and compliance, develop security standards and policies, and communicate with stakeholders and technical teams.
Top Skills:
ComplianceInformation SecurityRisk Management
What you need to know about the Dublin Tech Scene
From Bono and Oscar Wilde to today's tech leaders, Dublin has always attracted trailblazers, with more than 70,000 people working in the city's expanding digital sector. Continuing its legacy of drawing pioneers, the city is advancing rapidly. Ireland is now ranked as one of the top tech clusters in the region and the number one destination for digital companies, with the highest hiring intention of any region across all sectors.
