Network Packet Core Services Expert
3 semanas atrás
Overview
We are seeking a highly skilled Network Packet Core Services Engineer to join our team at 1GLOBAL. As a Network Packet Core Services Engineer, you will be responsible for proposing, analyzing, and defining requirements for new and existing services and systems, related to the Packet systems under the functional area. You will prepare, design, test, and provide new solutions or product changes of the already existing portfolio.
Key Responsibilities
- Collaborate with other Networks teams in defining and managing the projects for delivery of new solutions
- Project delivery. Network design. Integration and migration strategy definition. Collaboration with other relevant departments. Responsible for end-to-end delivery
- Design of new consumer and corporate telecom solutions
- Creation of technical documentation (HLD's, LLD's, WO's, etc.) and maintain it over the lifecycle of the solutions
- Perform implementations in live environment. Understanding of End to End system testing requirements
- Follow-up and define Quality and Performance indicators
- Capacity and Performance Analysis, Reporting and Improvement Solution Definition
- Service & Resource configuration definition and implementation on requested systems
- Work on complex solutions that influence the design of current products and addresses design issues for future products or technologies
- Close relationship with external partners like carriers, service providers
- Elaborate, and manage the process, for change requests to current partners in order to meet the network necessities
- Control the network elements roadmap, being responsible for the necessary software/hardware upgrade during the components lifecycle
- Generate and implement process improvements, including and especially cross-team processes
- Have successful partnerships with other departments and teams
Requirements
- Degree in Telecom Engineering or Computer Science or equivalent experience
- Proven experience on implementation of live solutions on mobile telecom (GSM, UMTS, LTE, 5G, IMS), networks design, capacity management, engineering and architecture
- Knowledge of 3GPP, GSMA, ITU standards and specifications
- Experience in the design, test and operation of Packet Core systems, including P-GW, RADIUS, DNS, PCRF, ePDG, DRA
- Experience in defining, establishing and maintaining roaming interconnects for GRX/IPX
- Understanding about IMS architecture. Knowledge about VoIP, VoLTE, VoWifi, and QoS
- IMS Architecture with understanding of IMS nodes including P/S/I-CSCF, Application Servers
- Experience in designing, implementing, testing and troubleshooting the following interfaces: Gx, RADIUS, SGi/Gi, Gy, Bp, S6b, S2b, SWm, Sxb
- Experience with IoT, including LTE-M and NB-IoT
- Knowledge and experience with Diameter/SCTP networks and protocols
- Knowledge and experience with protocols such as RADIUS, GTP-C, GTP-U, Diameter, MAP, S6a
- Experience with protocol analyzer tools like Wireshark, Astelia, and ability to use them to troubleshoot networks errors/problems for the mentioned protocols
- Experience with ETSI NFV architecture and solutions
- Familiar with MVNO/MVNE/MVNA architecture(s) and landscape
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