Abhishek Kumar has over 7 years of experience in infrastructure analysis and troubleshooting for the telecom industry. He has expertise in configuring and testing OSS/BSS modules like PCRF, AAA, Radius, and Diameter. He is skilled in areas like system administration, network administration, software installation and configuration, and customer support. Currently he works with UST Global handling major telecom clients on projects involving PCRF and other modules.

1. ABHISHEK KUMAR
Mobile: +91-8792872863 ~ E-Mail: look4abhi2003@yahoo.co.in
JOB OBJECTIVE
Infrastructure Analyst having overall 7+ years of extensive experience in configuring troubleshooting software
modules for telecom industry specializing with OSS & BSS.(PCRF, AAA, Radius, Diameter, Oracle, BRM, CGF,
Mediation)
PROFILE SUMMARY
• A competent professional with an experience of over 7 + years in end-to-end Deployment and Integration.
Troubleshooting of OSS/BSS, testing, de-bugging, providing RCA and doing POC and UAT.
• Demonstrated abilities in managing entire IT operations entailing infrastructure planning and management for
streamlining business operations
• Gained experience in setting up VAS, AAA, PCRF, CGF, Apache Tomcat, Radius, Diameter and Database based
networks and Networking Devices Administration, Installation of Linux and windows server
• Adept at mapping client’s requirements, custom designing solutions & troubleshooting for complex information
systems management
• Perform Software loading, configuration, integration, verification and advanced troubleshooting of existing solutions
in a customer site/lab environment.
• Handle the Customer Requirements, Change Requests and provide solution input to proposals.
• Provide ongoing customer support throughout implementation as well as drive new solutions development in order
to meet the customer's expectations.
• Team player with effective communication skills and proven abilities in resolving complex issues.
• Skilled in designing and implementing complete life cycle of a telecom product /solution and ensures the business
enrichment.
• Key player in deriving business workflow modeling with process oriented design and delivery of solutions
• Add on functionality like Registration, Recharge/Renewal via external system like CRM, Portal etc.
CORE COMPETENCIES
System Administration:
• Designing backup strategy, ensuring scheduled / unscheduled backups as per the backup plan
• Installing and configuring Server Operating Systems, Application Software, & Hardware, etc.
• Managing the overall administration of AAA, PCRF, Apache Tomcat, Radius, Linux, Oracle, LAN & WAN system
involving design of network layouts, configuration and maintenance of web / servers, databases, network services
and peripherals including routers/switches
ORGANISATIONAL EXPERIENCE
Since Jun’15 with UST GLOBAL LTD. Noida, Client: Nokia Solutions & Networks
Handling major customers like SMC, SWISSCOM, Tango, Q-tel, TTSL, Bharti, Taiwan Mobile, Zain
Troubleshooting issues related to PCRF (PCS 5000 which is REDKNEE Product)
Redknee PCS is the extensible, open and centralized policy control suite Convergent Policy Server for mobile (3GPP
PCRF). Rapid Policy Suite for flexible policy creation.
Policy Control for Mobile Broadband in 3G and 4G networks, supporting data and voice services (VoLTE, VoWiFi) Open
standard based and adaptable interfaces.
Subscriber specific policies with multiple options for Subscriber Profile Repositories, pre-integrated with One-NDS.
Supports both IMS and non-IMS services and applications.

2. Aug’11 to June’12 Elitecore Tech. Pvt. Ltd., Bangalore, India as OSS Engineer
Project Handled:
Project Title DEN NETWORKS- BroadBand
Core competencies OSS, BSS, WEBIN (captive portal), AAA, PCRF, Server Linux, DATABASE, Apache Tomcat.
Project Title ZIMBABWE - TELONE WIFI OFFLOAD POC
Core competencies AP, ACCESS CONTROLLER, WEBIN (captive portal) AAA, SMP Server Linux, DATABASE,
Apache Tomcat.
Project Title ZIMBABWE - ECONET Wifi Offload
Core competencies WEBIN (captive portal) AAA Server Implementation/Testing/Troubleshooting, Linux, Oracle,
Apache Tomcat, Radius Protocols, PAP, CHAP.
Project Title IPL - TTSL Event Wifi
Core competencies WEBIN (captive portal) AAA Server Implementation/Testing/Troubleshooting, Linux, Oracle,
Apache Tomcat, Radius Protocols, PAP, CHAP.
Project Title BSNL Rural WiMax, Prepaid Broadband & P-3 Services
Core competencies BRM PCRF, AAA Server Implementation/Testing/Troubleshooting, AIX, Oracle, SQL & Apache
Tomcat, LDAP, Radius & Diameter Protocols, Wimax Protocols (EAP TLS/TTLS), PAP, CHAP.
Role:
• Leading team of 8 members, Installation deployment of project from scratch
• Supervising a team of 3 members and ensuring highest standards of performance
• Handling error & bug reporting for product related issues
• Interacting with Testers & Developers to resolve the product issue
• Facilitating implementation & upgradation of system and provided L-3 support of AAA and PCRF Application
• Performing POC/UAT for the AAA Server
• Carrying out integration testing with EliteAAA configuration & mapping of Asked functionalities by BSNL
• Undertaking troubleshooting of configuration problems
• Providing resolutions of customer problems
• Involved in:
o Password Negotiation using PAP, CHAP & EAP Protocol
o Utilizing Tomcat Web server for GUI Maintenance
o Login into Ldap server for profile fetching
• Managing various functions, viz. session management, manage concurrent login through elitecore resource manager
• Generating logs & analyzing issues at the packet level, by capturing packet using network analysis tool Wireshark
• Testing PCRF functionalities for QoS and Charging Rules
• Policy configuration and management of PCRF based on business requirement
• Handling end-to end integration testing management of EliteAAA, PCRF and RnC
• EliteRM configuration and troubleshooting
May’08 - Aug’11 Onmobile Global Ltd., Bangalore, India as Operation Engineer
Project Handled:
Project Subscription, Pack & RBT
Company Onmobile Global Ltd.
Duration May 08 – August 11

3. Location Bangalore, India
Core competencies End to end development and enhancement of the system. Providing Value Added Services for
Telecom Operators across all over India for Voice calls. This includes writing DATABAE query.
Taking care of all day to day activities, like System Monitoring, Billing components, Database,
Networks, etc.
Rendered level one support for all the application including the communication of complex
problems to appropriate second and third line Support teams/ Development teams / vendors in a
timely and efficient manner and according to agreed service levels, standards and procedures.
Monitored all assigned calls and ensured adherence to escalation procedures for problem
resolutions that are not progressing satisfactorily.
Role:
• Handled installation of:
o Windows 2003 and XP
o Linux Servers
o Blade & Rack Mountable Servers
o Voice platform (OZONE)
o Voice Application frame work (Amoeba, contest, etc.
o Various important system components with NOC team
• Took satabase backup and redundant DB server to avoid database failure
• Administered activities for Disc space management
• Furnished billing reports as per the clients requirements.
• Assured 99% of system uptime by proper monitoring.
• Headed 10 Members Team & resolved their technical problems.
Highlight:
• Holds the distinction of winning Exemplar Awards twice
EDUCATION
• MCA from Sikkim Manipal University in 2012
• B.Sc. from Magadh University in 2007
Additional Qualification:
• O‘ Level from DOEACC Society from Gorakhpur
PROFESSIONAL ENHANCEMENTS
• RHCT Certified with 100% marks
IT SKILLS
• Well versed with Linux, Oracle, MS Office and Internet Applications
PERSONAL DETAILS
Date of Birth: 1st
October, 1983
Address: PRIDE HORIZON PRIDE VATIKA ANNEXE, KOPPA GATE
BUKKASAGARA VILLAGE, BANNERGHATA JIGANI ROAD BANGALORE
KARNATAKA - INDIA - 560083

4. Languages Known: English and Hindi
Location Preference: Bangalore & Pune