Description
The RoleGPRS Engineer is responsible for the overall Quality of Service, performance data, SLA and KPIs in the Network Operations Centre.
The responsibilities cover the following:
Responsible for all GPRS nodes (SGSN 2010A/2011A, GGSN JA, DNS IPworks) especially SASN 2010A from Operation & aintenance and Configuration point of view.
Configuration of new APNs, new imsi range, PM jobs, and any other (Gb, Gr, Iu, Gn, Gp, Gy, Gx & Grx configuration).
O&M troubleshooting for all GPRS services (Internet browsing, MMS, LBS, and blackberry) and all GPRS/PS interfaces.
Gy integration using SACC & SAPC SASN configuration and maintenance.
To participate in the 24-hour emergency standby, according to a roster.
Responsible for all technical matters related to GPRS system
Responsible for the modification of existing system routines, creation of new and temporary routines and follow up.
Responsible for all software contents of the system and the GPRS Services.
Send/receive/follow up with trouble reports sent to the supplier/customer.
Handle and follow up all escalated problems.
Distribute all new and upgraded documentation in accordance to SW, HW and equipment.
Offer expert knowledge concerning system problems in the GPRSnode (as well as all its connected G-interfaces.
Offer expert knowledge concerning parameters and configuration.
Implement software and parameter changes in the SGSN GGSN.
Real Time monitoring of Service and Network quality and capacity.
Analyse and reporting of Service and Network quality.
Perform preventative & corrective maintenance.
Coordinate with support to have second level support or consultation
Initiate Service and Network improvements and optimisation activities.
Initiate temporary Service and Network reconfigurations, if performance is not satisfactory.
Drive tool development for delivery and management of new services.
Analyse failure trends and identify chronic failures.
Provide performance data and determine impact of service problems on service performance.
Provide optimum use of the existing Networks.
Recommend service redesign
Essential skill sets and experience required:
Minimum five years of hands on experience of Ericsson GPRS
solution including SGSN, GGSN, SASN, iDNS, SAPC administration,
tool management and O&M tasks
Datacom and IP fundamentals
GPRS network knowledge
GSN software protocol stacks and features
SGSN/GGSN hardware knowledge, magazines, cabinets, hardware configuration
SASN and SAPC hands on experience is must
Backbone data network design
UNIX, TCP/IP/ATM/IP
GSM system overview
GPRS system survey
GPRS Basic Operations
GSN Configuration
GSN PS Operations
Gy configuration
Gx configuration
troubleshooting skills
Good knowledge about WCDMA & GSM networks