EPC Core Network Engineer - Lagos
eRecruiter
ikeja, LA, ng
5d ago

Job Information

Job Opening ID ERJ1306 Account Manager eRecruiter 3 Industry Telecommunications Salary 3,000,001 - 4,000,000 P / A City ikeja Province Lagos Postal Code 2341

JOB SUMMARY

Leading Telecoms organisation currently looking for a Core Network Engineer to work on EPC contributing to the design environment and delivery of an outstanding network experience.

You will be responsible for the day to day activities of the Core Design team s EPC roadmap from a design, development and inter-working perspective while assisting in driving programme agility, efficiency and excellence.

Your approach will be customer focused and aligned to the commercial goals of the business.

RESPONSIBILITIES

  • Analysis and Solution for E2E problems like throughput, accessibility, and mobility.
  • Maintain packet switching core nodes (SGSN, GGSN, MME, SGW / PGW, CG, and Switch) and resolve UE browsing issues.
  • Handling technical queries, technical presentation and root cause analysis.
  • Back Office support, Alarm monitoring, problem identification and resolution.
  • Designed EPC packet switched core network topology and planned IP address / VLANs for new build LTE network.
  • Monitoring and analysis of PS core Performance KPIs for any complex issues in the network.
  • Analysis of traffic measurements, success rates and other PS KPI performance.
  • Integration of BSC, RNC, eNodeB, HSS, OCS, PCRF with PS core network nodes.
  • PS projects implementations and support for operator networks.
  • STP and DRA Swap project.
  • Designed the EPC packet switched core network topology and planned IP address / VLANs for new build LTE network.
  • Commissioned and configured SGW / PGW, MME and CG and achieved end to end first call.
  • Configured and integrated LTE network with already existing 2G and 3G Network.
  • Performed software upgrade, license loading and rectifications on Huawei SGSN, GGSN and CG to enable interoperability between the GPRS / UMTS and LTE nodes.
  • REQUIREMENTS

  • Abilities to evaluate the network performance.
  • Good knowledge on CS nodes configuration and parameters (MSC MGW HLR HSS etc), basic and optional features to help to improve the network performance and user experience.
  • Good Knowledge on Interfaces : Gb, Ga, Gn / Gp, Gr, Gf, Gi, Gy, Gx, SGs, S1, S6a, S10 / S11, S5 / S8, GGSN, SGW, PGW , SGSN, MME, CG, DNS, Switch, Firewall, SPS, HLR / HSS, PCRF
  • KPIs Analysis : Mobility, Accessibility, Retain ability, Availability, etc
  • Abilities to Planned and Designed HLD / LLD for entire EPC Core.
  • Abilities to Implement Layer7 DPI, Content Based Charging, service based traffic shaping, flow based charging and Bandwidth control.
  • Configuration of Cisco routers and switches.
  • Huawei Routers and Switches.
  • Strong Knowledge of routing protocols such as static, ospf, isis, bgp, mpls,l2vpn.
  • Hands on Huawei PS Core equipment’s and Cisco Routers.
  • Availability to system 24X7 for any issue resolution and willing to learn further.
  • QUALIFICATIONS

  • Graduate in Computer Science / Information Technology / Networking / telecom.
  • Minimum of 4 years working experience in a related field.
  • Certification required : CCNP, CCSP, CCDA
  • Working knowledge on Cisco & Huawei network switches and routers.
  • Detailed technical knowledge of L2 & L3 routing, switching protocols.
  • Available to work in 24*7 shift time, on-call support.
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