Resume - Ericsson AXE810/APG40/MSC-S/MGw experienced engineer

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Resume Title:

Ericsson AXE810/APG40/MSC-S/MGw experienced engineer

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Work Experience

Experience level:

10 +

Profile/Cover Letter:

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Recent Employer:	MTN Ghana
Job Title:	NSS Manager
Start Month/Year:	05/2005
End Month/Year:	Current
City:	Kumasi
Country:	Ghana
Description:	TECHNICAL ENVIRONMENT: Ericsson AXE 810 MSC/VLR /MSC-Server / MGw ( R4.1/R4.2 release s/w ) (APZ 21233, APZ 21240, APZ21250/APG40 with SS/R12.1 release software) GSM Operations (with 4,000,000 subscribers, consisting of 12 MSC nodes, 3 MSC-S nodes, 5 MGw nodes, 3 GMSC nodes, 7 SCP nodes, 2 HLR nodes and 4 STP nodes) SKILLS USED: AXE810/APG40 Windows NT and Windows 2003 server/ MSC-Server/ MGw operations and maintenance, CCS#7 signaling scheme, Ericsson test tools (WinFiol 7.0, EMAS GUI, MoShell, etc). RESPONSIBILITIES: NSS Network Operations & Maintenance : • Integration testing, verify functional specifications, operation and maintenance of Ericsson NSS Network. • Integration of MSC-S and MGW including (MSS redundancy test, MGW R4.1/R4.2 for GMP V3.0 HW verification, M-MGW O&M and Performance management, call test, Signaling redundancy test, Nb interface, common interface,Mp interface, Mc interface ) and core network integration. • Troubleshooting of network integration related faults. • Interface with Network Design team, DT team, NOC, Field and transmission Engineers. • Work with Winfiol,Moshell,Primus,Emas • Troubleshooting and fault resolution of Core Network nodes. • Work with Ericsson EMAS GUI, moshell and Winfiol, Access 7 for fault management and understanding System Logs, Trace & Error Log, Alarm Log, Availability Log, Event Log, Command Log, etc. • Acceptance testing of new nodes like MSC-S and MGW (Media Gateway server). • Analyze, Research and rectify wireless core network related faults and complains, resolving trouble tickets and change management. • Collect statistical and Traffic data for optimization of Core network elements parameters for maximum performance. • SS7 and call traces to localize and trouble shooting faults. • Handling of Customer Problems, Interacting with other departments for the switch network related issues like Billing for CDR verification, Customer Care for subscriber related problems, etc. • To carry out the subscriber database management for the HLR and AUC. • Co-ordination with ELS engineers for new software / hardware correction updates and upgrades. • To take routine backups of the various network nodes, test them and maintain the backups for the CP and APG40. • To mentor and carry out the O&M of APG40 nodes for Windows NT and Windows 2003 server, fault management, disaster recovery and node replacement procedures. • To carryout the network surveillance and monitor the call traffic and maintain the NSS network performance at optimal level. • To carry out the NSS network E1 circuits capacity planning based on the traffic reports analysis and maintain the congestion-free network by increasing the number of circuits, internal and external to the network as per the work order. • To carry out the IREG testing as per IR.21 documents, for the international roaming partners and define the necessary IMSI tables after the successful completion of the IREG testing. • To co-ordinate technical activities with other technical groups / departments and other operators for the fault finding and trouble-shooting and keep the NSS network trouble-free. NSS Network Expansion Projects : • Power ON, verification, validation and functional testing of new expansion switch nodes including APG40 hardware and software, APZ hardware and software, Group switch hardware and software. • Integration testing, functional testing and Acceptance testing of the new Core Network Nodes like MSC-S (R12.1) and MGw (R4.1 / R4.2) implementation projects independently and to supervise the project activities and to meet the NSS project deadlines. • To mentor the NSS nodes upgrade activities like APZ swap activity, software and hardware upgrades activity, hardware installation • To carry out the Acceptance testing and NE testing for the new expansion hardware like RP bus expansion, Group switch expansion (GS810), ET155 and validate the new hardware before the operations phase as per the inputs received from the planning department.

Recent Employer:	Reliance Infocomm
Job Title:	CDMA Switch Incharge
Start Month/Year:	09/2002
End Month/Year:	05/2005
City:	Ahmedabad
Country:	India
Description:	TECHNICAL ENVIRONMENT: Ericsson AXE 810 CDMA GMSC (APZ 21233/APG40) & Lucent 5ESS CDMA MSC/VLR SKILLS USED: AXE 810 integration and testing, operations and maintenance, CCS7 signalling, R2MFC signaling, Tektronics CCS#7 K1205 protocol analyzer. RESPONSIBILITIES: • Test and integration of Ericsson’s AXE 810 Gateway MSC. • Integration of AXE 810 GMSC node with STP, HLR, SCP, Lucent CDMA MSC, Ericsson AXE 10 and other operator interconnects. • To carry out site acceptance testing of the AXE 810 switch as per Ericsson standard. • Test and integration of APG 40, Billing Server, SMSC and other adjunct nodes. • O & M of GMSC, APG 40, POI, Hardware (BYB 501) & Software Maintenance, Routing of A-Number, B-Number, Routing Case, Roaming Interrogation, Routine Alarm Monitoring, Health Check, Statistics Report generation and Interpolation during operations phase. • CCS7 Signaling, MTP routing, SCCP routing, R2 MFC Signaling and POI Maintenance • Handling of Customer Problems, Interacting with Billing for CDR verification etc. • To carry out the acceptance testing of the network and POI testing. • To carry out the operations and maintenance activities related to the 5E-DCS equipment and ECP equipment. • To carry out the software updates related to 5E-DCS and ECP equipment. • To carry out the routing and dialing plan related changes in ECP. • To co-ordinate the hardware installation / upgradation using vendor support. • To carry out the performance analysis with support from engineering and planning group at central national network operations center. • To carry out the 5ESS DCS and ECP ROP report analysis and fix the problems related to the network and escalate the same to central network operations center. • To study the various MDII reports generated by the 5E-DCS system.

Recent Employer:	Ericsson India Pvt. Ltd.
Job Title:	Engineer - ELS
Start Month/Year:	12/2001
End Month/Year:	09/2002
City:	New Delhi
Country:	India
Description:	TECHNICAL ENVIRONMENT: Configuration Management, software support for AXE 10 GSM nodes in India SKILLS USED: Updating software corrections, co-ordinate upgradation of new software releases related to GSM on AXE 10 RESPONSIBILITIES: • To control hardware and software configuration levels for AXE system. • To co-ordinate and implement First Network Implementation for new releases in the market in conjunction with Application Supply Office and Software Supply Centre. • To co-ordinate reception and delivery of reference dumps for new releases for customers in India and external customers supported by Ericsson Local Support Group in India. • To maintain master reference dumps for different nodes in the system at correct release level. • To co-ordinate and plan activities for hand-over of systems from ‘Project’ phase to ‘Support’ phase. • To review and perform quality checks on software updates through Ericsson proprietary tools and documentation. • To load various corrections in MSC/BSC of various GSM operators via RSG system. • To test the cold-start system software dump using Simulated Environment Architecture system prior to test-load on-site.

Recent Employer:	Mahindra British Telecom Ltd.
Job Title:	Software Engineer - IN COE
Start Month/Year:	07/2000
End Month/Year:	11/2001
City:	Pune
Country:	India
Description:	TECHNICAL ENVIRONMENT: VoIP, SPDP, CCS7 protocols SKILLS USED: VoIP protocol analysis for SIP and H.232 standards, MTP & SCCP routing protocol analysis for CCS#7 signalling RESPONSIBILITIES: • As a Software Engineer at Intelligent Networking Group, to study various protocols for the SS7 stack including ISUP message formats and MTP2 and MTP3 messages across the stack in order to develop an interface for SS7 in the Softswitch Call Agent. • Responsible for in-depth study of SPDP protocol messages. • To write the pseudo-code. • To carry out in-house lab testing of the customized ‘Ethereal’ network analyzer as per the manual test cases.

Recent Employer:	Tata Lucent Technologies Ltd.
Job Title:	Engineer - Technical Support
Start Month/Year:	06/1996
End Month/Year:	07/2000
City:	Gandhinagar
Country:	India
Description:	TECHNICAL ENVIRONMENT: OKI EPABX system, Lucent’s Partner ACS KTS System SKILLS USED: Tier 2 support for OKI EPABX switching system, Sunrise Telecom make E10 R2MFC signaling protocol analyzer RESPONSIBILITIES: • Implementation of various call signaling features using signaling techniques like RD, LD, OD, CEPT MFR2, ISDN. • To resolve the trouble tickets raised by the field support engineers. • To simulate the problems in the lab. and support R&D team to fix the problem incase of first office application. • To provide training to the engineers on the first office application. • To prepare the test documentation and customer documentation for the first office application. • To carry out verification / validation and testing of the new features developed for the PBX switches and co-ordinate the field testing.

Education & Training


Education Level:	Bachelor's Degree
School Name:	Government Polytechnic (Technical Education Board)
Major:	Electronics and Telecommunications Engineering
City:	Gandhinagar
Country:	India
Graduation Date:	Not Specified
Description:	Formal Education : • Passed Diploma in Electronics And Communications Engineering (after 10+2 high school) from Government Polytechnic (Technical Examinations Board, Government of Gujarat) India in April ’96, with distinction. Certificate Training Courses Attended : • ‘Ericsson PPS CAMEL Operations’ training course with certification. • ‘Ericsson MGw R4.0 Operations and Configuration’ training course with certification. • ‘GSM Mobile Soft switch Solution Introductio