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BO PS Core Engineer at Ericsson
Cairo, Cairo, Egypt -
Full Time

Start Date

Immediate

Expiry Date

02 Mar, 26

Salary

0.0

Posted On

02 Dec, 25

Experience

5 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

No

Skills

Packet Core Nodes Configuration, Mobile Technologies, NFVI Framework, Openstack, Telecom Cloud Principles, SDN, Networking Concepts, Cloud-native Technologies, 3GPP Call Flows, Network Topology, GSM, TCP/IP, Diameter Protocol, Linux, Analytical Skills, Communication Skills

Industry

Telecommunications

Description
Minimum 4-5 years of experience in the PS core domain. Experience in working on mobile technologies (2G/3G/4G), RAN functions, Core Network Functions, integration, operation & maintenance Expertise in Packet Core Nodes Configuration and Fixing which should primarily include - SGSN, GGSN, ePDG / WMG, vEPC (vMME/SGSN, vSGW/PGW) Strong understanding of NFVI framework and components. Hands-on experience on Openstack, including deployment, configuration, and troubleshooting. Solid knowledge of Telecom Cloud principles and architecture (e.g., ETSI MANO, VIM, VNFs, CNFs). Experience with SDN, orchestration tools, and integration with MANO stacks. Knowledge of networking concepts including VLANs, VXLANs, SR-IOV, DPDK, and load balancing in cloud environments. Familiarity with cloud-native technologies such as Kubernetes, Helm, and Docker. Good understanding of 3GPP Call Flows and Technologies (2G/3G/4G), VoLTE, etc. Good understanding of Network topology and various interfaces (S1, S5, S10, S11, Gx, Gy, Ga etc) Knowledge of GSM, SS7, Sigtran, TCP/IP, S1AP, RANAP, SCCP, SCTP, Iu-PS, BSSGP, GTP, and Diameter protocol. Knowledge of Cisco CUPS is a plus. Knowledge of Linux, Wireshark, and Packet Core domain/vendor-specific certifications will be an additional advantage. Strong understanding of IP Technology including Routing and Switching Strong analytical and problem-solving skills. Excellent communication and documentation abilities. Ability to collaborate with cross-functional teams (DevOps, Network, Security, etc.).
Responsibilities
The BO PS Core Engineer will be responsible for the configuration and maintenance of Packet Core Nodes, including SGSN and GGSN. The role requires collaboration with cross-functional teams to ensure optimal operation of mobile technologies and core network functions.