Packet Switch Core Engineer at Ascentech Services Limited

Ascentech Services Ltd acts as a gateway to provide a wide range of recruitment and selection services to companies. We are a dedicated team of professional consultants offering top of the line executive recruitment and selection services.

ABOUT US
Ascentech Services Ltd acts as a gateway to provide end to end recruitment services to Organisations Worldwide. We are a dedicated team of professional consultants offering top of the line executive recruitment and selection services.

We cater for the needs of a range of professionals seeking employment and work together to create effective solutions using our networks and strong client base.

Vision & Mission

Vision
To be recognized and respected as a leading employment and recruitment services company in Nigeria without compromising on quality services to our clients and also to support equal opportunity in employment and objectively evaluate all qualified candidates.

Mission
"The foundation of our business philosophy is to introduce the Right Candidates to our Clients. We will strive to deliver world-class professional employment solutions to employers and job seekers across diverse organizations and industries in several disciplines and verticals.

We will preserve to serve our clients using our skills, knowledge and expertise to help meet their business objectives."

Our Services
We conduct assignments for junior, middle and senior management positions. We have acquired vast experience years in understanding the dynamics of attracting quality executives and identifying key leadership characteristics. We offer the following in our basket of services:

*Domestic Recruitment
Executive Search
Recruitment
HR consulting
Background CheckRoles and responsibilities 

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. 
Strong Knowledge of MME, SGSN, SGW, PGW, GGSN, PCRF, VoLTE, CG, DNS, URL Server, OCS 
Strong Knowledge on Protocols: BSSAP, RANAP, GTP, MAP, SCTP, Diameter, SGSAP, S1AP, RADIUS 
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 Location Lagos Designation EPC Core Network Engineer

Experience From 4 Years Qualification

Requirements

Graduate in Computer Science / Information Technology / Networking / telecom. 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. 
Analysis and Solution for E2E problems like throughput, accessibility, and mobility. 
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. 
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

Source: MyJobMag Job Feed

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