Vinit Kumar has over 7 years of experience in telecom operations and maintenance. He currently works as a Senior Charging System Support Engineer for Ericsson in Ghana, providing tier 1 support for charging system 5.0 nodes. Previously he has worked for Ericsson in India and Giesecke & Devrient in India, supporting various telecom nodes. He is experienced in protocols like Diameter, INAP and technologies like Oracle Solaris, Linux and databases like Oracle. He has technical skills in areas like scripting, networking, hardware and aims to further develop his skills in new technologies.

1. Vinit Kumar
Contact: +233544314085(Ghana) / E-Mail: vinitgarg18@yahoo.com
To excel in the assigned job and to develop skill set in new technologies and take active role in company’s
business and growth.
Work Experience
Organisation Name Designation Department Duration
Ericsson Global India Pvt
Ltd., Noida
Operation & Maintenance
Engineer (Back Office)
Intelligent Network
(Charging System 3.0 , 4.0)
21st Jun’10 - 31st Jul’13
(3 Years 2 month)
Giesecke & Devrient Pvt Ltd.
Gurgaon (Contractual)
Senior Customer Support
Engineer
VAS - DM/DSTK/OTA 1st Aug’13 - 5th Mar’14
(7 Months)
Ericsson AB Ghana, Regional
Support Centre, Accra
(Contractual)
Tier1-R Senior Customer
Support Engineer
Revenue Management
(Charging System 5.0)
12th Mar’14 – Till date
Profile Summary
 Certified Solaris10 with 6 years 7 months of experience in Telecom Domain
 Ensuring 2nd level Assurance in Troubleshooting, Configuration, Testing and Innovation for Telecom Online Charging
System & in VAS (Device Management)
 Extensive work experience with Ericsson's GSM solutions (IN Platform) for Charging Nodes - Integration Testing,
Support and Optimization. Complete understanding and Hands on Experience of Ericsson IN protocols
 Resourceful at maintaining relationship with clients to achieve quality product and service norms by resolving their
service related critical issues
 High analytical skills with proficiency of grasping new technical concepts quickly and utilizing & sharing the same in a
productive manner
 Analysis of critical problems & implementing the solution within SLA.
Technical Purview
 Programming: Shell Scripting, AWK, SED, SQL
 Operating System: Oracle Solaris10, Solaris9 Administration, Red hat, Suse Linux
 Protocol Skills: SS7 Signalling Stack, Sigtran, SCTP, SCCP, INAP, CAPv1,2,3, Diameter, TCP/IP,
 Hardware: Vas DM/DSTK/OTA server rack which includes Sun Solaris servers (M, T, V Series)
Sun Storage 2500,Sun backup tape library(SL24, SL48), HSMP/Sigtran Signalling box
Cisco Network switches/san-switches.
E2900,T5220, T5440, T2000, SunFire4800, HP ProLiant DL380 G7, DL360 Gen8
IN Server T2000,T5220,V440, Sun StorEdge 3310, Sun Fire X4270 M2
 Database: Oracle RDBMS, Timesten, Sybase, Exporting/importing DB, Taking RMAN & Export
backups on tapes/disk, Managing table-spaces, Oracle Data Guard,
Archive Handling, Backup/Recovery
 HA Cluster: Sun Cluster, Pacemaker, Veritas Cluster to attain high availability architecture
based on Raid 5/10 ,Veritas NetBackup-Manager to effectively take rman/file
system/OS backups on tapes, Restore using the backups effectively
(Refer to Annexure for Project Details)

2. Organizational Experience
Key Result Areas:
Operations & Maintenance
 Ensuring maintenance of complete network, inclusive of performance monitoring, network operations, etc.
 Proactively identifying areas of obstruction / breakdowns and taking steps to rectify the equipment
Telecom Networking
 Addressing performance bottlenecks and ensuring maximum uptime for systems, equipment, etc.
 Administering prepaid network & Vas projects as per organizational requirements and communication protocols
Commissioning
 Handling Configuration/installation of network elements & conducting regular tests to ensure high performance
 Reviewing documentation of Network layout, equipment layout, and equipment installation & commissioning data
ANNEXURE
Title: Installation & Integration Engineer of IN (AIR) Nodes of Ericsson
Location: Bihar & Hyderabad (Remotely)
Period: 21st Jun’2010 - 1st Oct’2010
Description: Expansion Projects for Bharti Airtel (PAN India)
Nature of Project: Implementation, integration and testing & handover the documentation of Account Information &
Refill (AIR)
Accountabilities: Deftly looked after:
 ILOM Configuration, Backup & Recovery
 Performed SDP/AIR ICP upgrade from SUF server on T5220.
 Installation of correction packages, Post Solaris Configuration
 Configuration of FDS, UCIP, Xml RPC, ERE, Batch handling
 Creation of MO Groups, 3PP Users
 Components configuration, AIR-AIR synchronization Internet
 Protocol Mutipathing, Implementation, UCIP Testing
 Integration with NTP & OSS
Title: Back Office Operation & Maintenance Engineer for IN Nodes of Ericsson
Location: NOIDA (India)
Period: 1st Oct’2010 - 31st Jul’2013
Description: CS 3.0, 4.0 IN Nodes Support for Bharti Airtel (West)
Nature of Project24X7 Operation & Maintenance Engineer in Back office
Functional Areas: Trouble Ticket closing, Planned Maintenance and O&M Activity Execution
Accountabilities: Deftly looked after:
 Providing 2nd level technical assistance, analysing & resolving issues related to IN nodes of Ericsson
 Ensuring Resolution of All Trouble Tickets & CRs within SLA.
 Interacting with 3rd Parties like Wipro Infotech & HP for various Hardware Related Issues
 Configuration Changes in all IN nodes includes CCN, SDP, Minsat, IVR, AIR and EMM
 Configuration and Verification of Rating Plans (Tariff) for Bharti Airtel prepaid products on AIR and SDP
 Implementing Plans and Configuration changes as provided by Design and Planning
 Supporting IN Huawei Migration Project to ensure number series properly migrated to Huawei IN
without any issue
 Liaised with the customers of Rajasthan/GUJ/MP/Mumbai/Maharashtra Region - Bharti Airtel
Other Projects:
 CAP3 Implementation
 NAT0-NAT1 Conversion in IN Nodes
 ETSI Map Implementation

3. Adept with Ericsson IN inclusive of:
 Charging System 3.0 nodes: - SDP, AIR
 Charging System 4.0 nodes: - SDP, AIR, VS, IVR, EMA, MINSAT, CCN
 Charging System 5.0 nodes: - SDP, AIR, EMA, VS
Title: Sr. Customer Support Engineer(G&D) for OTA Nodes of Tata Tele service
Location: Gurgaon (India)
Period: From 1st Aug’2013-5th Mar’2015
Description: VAS-DM/DSTK/OTA Nodes Support for Tata Teleservices Project at Data Centre
Nature of Project24X7 Technical support for OTA real time operations in Central DM/DSTK team as Level-2/3
Functional Areas: Closure of all Critical, Major, Minor cases within SLA
Accountabilities: Deftly looked after:
 Work on Smart Trust Products, analysing & resolving issues related to Smart Trust application
 Maintaining SLAs like QOS, KPI and uptime
 Performing impact analysis of changes and getting them implemented from L1 resources or our self-
depending upon the complexity of the changes.
 Ensuring Resolution of All Use-Cases issues like N-TSD, S-TSD, CCA, USSD, IVR, SMSG, WIG & CRs in Service
Level Agreements
 Interacting with 3rd Parties like Wipro & Symantec for Hardware & Veritas Support respectively
 Troubleshooting on Oracle Data guard, Veritas Cluster Manager, Oracle Sun Storage 2500
Title: Senior Charging System Support Engineer for Sub-Sahara African customers
Location: Ericsson AB Ghana Regional Support Centre, Accra
Period: From 12th Mar’2014- Till Date
Description: Tier1–R Support for CS 5.0 IN Nodes
Nature of ProjectCSR Handling, Emergency Handling, Project CSRs
Functional Areas: Closure of all Emergency, High, Medium CSRs within SLA to maintain KPIs.
Accountabilities: Deftly looked after:
 Emergency handling, Investigating RCA & Preparing Emergency Event Report.
 Handle CSR and provide solution within the agreed SLA.
 Coordinate with 2nd level support for all escalated issues.
 Knowledge sharing within and outside organization via workshop, presentation & sessions.
 Coordinate with Integration team to Support Project Upgrades & Activities.
Honors & Awards
 Bagged Power Award for quick problems resolution & highly analytical skill (Ericsson India)
 Employee of the month (G&D, India)
 Standing Ovation from Customer MTN GHANA for resolving their critical issues (Ericsson Ghana)
Professional Trainings & Certificates
 Oracle Solaris10 Training from Oracle in TAI Gurgaon
 GSM Training from Dr. Pandian Technologies
 Sun Certified System Administrator (SCSA) for Solaris 10 O/S (Part-1 & Part-2)
 IP fundamentals Certified-Ericsson Certified Technology - IP (ETCP-IP)
Extracurricular Activities
 Ranked second in National Science Quiz 2009
 Attained second position in Badminton in Annual Sports & Athlete Meet
Academic Details
 B. Tech. (Computer Science) from DCRUST, Murthal (Maharshi Dayanand University) in 2010 with 68.13%
 12th from CBSE Board, Narwana in 2005 with 78.20%
 10th from CBSE Board, Narwana in 2003 with 89.04%

4. Personal Details
Date of Birth: 18th August 1987
Home Address: H. No. - 103/58, Jain Colony, Uttam Nagar West (Delhi)-110059, India
Languages Known: English / Hindi
Current Location: Accra, Ghana