GNOC- Back office CS Core Engineer L2

Desired profile & Job Knowledge:

• Engineering Graduate in Telecommunication. Relevant experience in Telecom network operation & maintenance, NOC/GNOC operations experience is a must

• Good understanding of CS core technologies used in Telecom network is a must

• Higher level Skill/knowledge and operation experience Huawei CS Core Network Elements 

Network Skill & Knowledge:

• Operation-maintenance, troubleshooting & configuration of Huawei CS Core Network Nodes like, MSC, HLR, VLR, MSS, HSS, MGWs, GMSCs, STP, DRA, IMS

• Media handling, transcoding, call modeling CS, SMS, MMS and need to have knowledge on the MGW's. 

• SPS- Diameter , SS7 message filter/screening based on the message categories in CAP, MAP Diameter protocols

• Concepts of all the Call flow, Attach, Detach, Registration (2G, 3G & Volte) etc.

• Basic IP knowledge to work on layer 2 level.

• Interfaces in b/w network entities & it's protocol

• Architecture of the evolutions

• DNS Queries

Product

       MSOFTX3000, SPS, UMG8900, CSC3300, SE2900, ATS9900 and HSS HLR Huawei Product

Process & Quality:

• Knowledge and experience of MS Operations Must.

• Knowledge of various processes used in Network Operations will be added advantage

Soft Skills:

• Microsoft Excel, report generation, trend and analysis is mandatory

• Analytical skills like logical thinking, problem solving & handling assignments are mandatory

• Fluency in English Language oral and written communication skills are must

Responsibilities:

• Resolution of trouble tickets raised by NOC / Customer / LNOC Teams

• Fault management on all NEs and follow up with support in case of escalated cases

• Node Health Checks

• Analysis of Network performance issues

• Implement network changes as per the CR process                     

• Support new Network node integrations and Acceptance

• Ensure current license and software versions are suitable for the present network requirement

• Able to verify and execute the plan provided by planning team

• Capacity management and reporting in case of possible breach in capacity

• Liaise with 3rd Party Suppliers / Vendors for resolution of the Faults / Problems needing vendor support

• Validating and maintaining the Known Error Database (KEDB) for Datacom Nodes

• Identify root cause of Priority 1 and Priority 2 Incidents and recommend appropriate resolution action and other events that Customer identify as requiring Root Cause Analysis (RCA).

• Integration configuration (( For example: VOLTE interconnection , Roaming Volte solution support, New TUB vUSN integration with core nodes, SPS version upgrades for ROT project delivery  etc. )

• Fraud number/IMEI blocking, new APN/Static IP configure, international traffic route policy change.

• New enterprise SIP interconnect configurations, Network nodes upgrades, Traffic shift and balance.

• Complaint handling (Customer, CC, Roaming and internal escalations), Network utilization report, STP link load report, Volte users trend report/graphs analysis, Hardware utilization report analysis.

• CN license application, License update, License capacity monitoring and forecast, Customer interface/communication, Weekly Database backup checking, Handle new requirements from Customer, KPI / Network Quality improvement / optimization.

• Weekly Operation Plan, Major Operation review / solution /risk / script verification, Rectification/ precaution check and update iSite, Contingency plan, Topology update, Remote access and Contingency Defense & Drilling.

• Disaster recovery planning & reporting, change operation execution, Spare parts management / update.

• Support customer to do the network security audit / fix the vulnerabilities, Policy compliance / Adhoc requests.

• Support Customer to review the solution from Huawei /3rd party/Customer, Support roaming team to launch new operators, new feature deployment.