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Sr. Voip Engineer

Hyderabad, Telangana, India
October 15, 2016

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Nagesh K


Competent professional with 8+ years of experience in VoIP / VoIP Sales / SIP / SS7. Seeking a technical & Carrier Sales position in a professional organization which encourages knowledge growth, innovative ideas and provides an opportunity to make significant contribution towards the growth of the organization.

Brief Overview:


Experience in Leading and managing Telecom networking projects and technical services.

Session Initiation Protocol (SIP)/H323: Thorough knowledge of SIP &H323 Call flows and excellent troubleshooting capabilities. Knowledge of traffic routing change implementation.

Working experience with Soft Switches like PortaOne, MTVS I, MTVS II, VPS, Sansay, Genband-Nextone, Avaya and VOS3000.

Voicemail and IVR Integration with Dialogic and Asterisk Tools.

Planning, Implementation & Operation of projects involving NGN, VOIP, SIP, switching systems in the network. Excellent Troubleshooting, Debugging, Implementation skills with multi vendors Soft switch, Media Getaway, SBC, SSBC switches.

Working experience with International carriers (AT&T, Sprint, Lank Tel, MCI, IBasis, Teleglobe, BT, PCCW, BICS, and Verizon etc.) regarding technical and Business related issue including Fault SLA and Network performance & optimization.

Analyzing the CDR/Traces, PCAP traces of calls for network issue and for Traffic Report Analysis. Traffic analysis in order to prevent congestion in the network and for E1s/T1s augmentation in case of congestion observed in traffic analysis.

VoIP Wholesale - Sales:

Identify and generate new business opportunities to achieve targeted sustainable revenue growth and profitability of services offered.

Manage and augment existing client relationships to leverage business synergies.

Work as an individual contributor, owning responsibility to target, strategize, and execute end market demand creation.

Strong interpersonal skills at technical, commercial and management levels, both internal and external, with ability to carry discussions and build relationships with Senior Management level.

Specialties: New Interconnections, Business Development, Recouping Accounts, Settlement Skills, Dispute Management, Rates and Routing, Billing, Social Media and forum marketing in VOIP industry, Traffic and Stats Management.

Current Information:

Total Years of Experience: Working from April 2008

Current Company: Flightcase IT Services Private Ltd (Client: Vesper Telecom)

Current Functional Area: Sr. VoIP Engineer & Sr. Business Development Manager (7 Yrs Experience in Telecom VoIP Wholesale & Call Center Market).

Professional Experience:

Company: Flightcase IT Services Private Ltd from 2012 – Present,

Client: Vesper Telecom from Hong Kong (2015 – Present),

Client: Ace Call Limited from UK (2012 – 2015)

Designation: Sr. VoIP Engineer & Sr. Business Development Manager

Flightcase IT Services Private Ltd is a Network Operations Solutions Provider and a well - received provider for managed services. We support clientele varying from supporting network operations of niche telecom companies to managing /reporting Accounting / VoIP Sales / Data analysis tasks for companies based out of US.

Client: Vesper Telecom from April 2015 – Present.

Working as a Sr. Business Development Manager & VoIP Operations.


To manage the International Voice Product and explore new interconnect opportunities.

Support retail Sales to achieve cost targets to remain competitive in the market and grow market share. Negotiate on prices with carriers and close on long term swap proposals to lock in revenue and inventory on periodic basis.

Monitor service quality, and ensure customer satisfaction, post-sale process.

Coordinate and work with cross functional groups internally and with external parties to cater to customer needs and increase revenue.

Attend and resolve third level escalated faults in ILD TDM networks/NOC Team. This Includes all subscriber/provisioning related faults, enterprise services-Centrex, PRI faults, routing related faults.

Match the target rates of customers with existing vendor rates and analyze new traffic opportunities.

Reviewing weekly new and potential vendor rates and workout for cost savings.

Explore Call Center Clients Interconnections. Support Call Center Traffic and provides stable quality base routes to remain competitive in the market.

Evaluation of long term deals and contracts, coordinating prices in the market with the global sales team consisting of over 50 people from different regions across the globe; Help the sales team to execute sales strategy.

Define proper Profitability Routing for the different Call Centre customers.

Managing Team, Client and Customer / Vendor for all Technical, Commercial and Sales queries.

Responsible for planning numbering plan, Routing Plan, Dialing Plan, signaling plan and Trunk Group Plan depending upon the requirement.

Attended Capacity Europe Conference 2015, Paris, France. For Wholesale Business Conference Meeting.

Client: Ace Call Limited from April 2012 – March 2015.

Worked as a Senior NOC Engineer & Sr. Carrier Relations Manager (VoIP/Audio Conference / Video Conference / VoIP Wholesale).


Provisioning of Audio / Video Conference (Wyde, Vidyo, Dialogic and IVRs).

Work experience on UK Number Allocations using Dialogic, Asterisk, and Audio Bridge-Wyde.

Creating, Maintain and Editing IVRs. Assign IVRs to respected numbers using Asterisk Server. Routing with Dialogic Server for Audio Conference.

Operating the Soft Switch (VOS 3000 control switch) to maintain Route Changing, ASR (Answer Seizure Ratio) and ACD (Average call duration). Analysis of whole Acecall traffic, creation of new Trunk Groups, Add new routing plans & policies (Level Based Routing) in VOS 3000 soft switch.

Analysis of traffic over Audio/Video Conference gateways. Announcement configuration for Wyde, Vidyo and IVRs. Generation of performance reports and Traffic Reports.

Troubleshooting of Unsuccessful Calls by Call Trace and Live CDR. Analyzing and Troubleshooting debug server and Sip messages and also monitoring Proxy Servers.

Responsible for new business, new interconnections and Provisioning of new interconnects & major bilateral deals to offset amount.

Responsible for stability of traffic and Credit & Debt control.

Specialized in grey routes and high valued destinations.

Managing customer/Vendor relationships and exploring ways to increase business.

Indulging in daily negotiations with current/new leads in order to maintain as well as increase traffic flow.

Achieves operational objectives by contributing information and recommendations to strategic plans and reviews, preparing and completing action plans, implementing production, productivity, quality, and customer-service standards, resolving problems, completing audits, identifying trends, determining system improvements, implementing change.

Company: IPage Telecom PTE LTD from 2008 – 2012.

Designation: Carrier Relations Manager, Sr. NOC Engineer & Team Head


Managing and troubleshooting of VoIP gateway Switches, Managing PortaOne, MVTS I, MVTS II, VPS and VOS 3000 Software, create resellers, customers, assign phone numbers to accounts, configure dialing rules and call handling, fault management, tracing call paths and managing / fixing Server Level issues.

Handled team of 20 members.

Handled escalated technical queries.

Experience in DID configurations and Dialer Configurations (Mobile Dialer and PC2Phone Dialer).

Answered customers’ queries from all over the world through chat, Phone and Email mechanism.

Provided detailed guidelines on the procedures and actions to take involving complex customer issues.

Integration of termination carriers at switch and monitoring the carriers for good statistics, Call flow testing (SIP & H323) & Etc. Implementing QOS and VoIP interconnects – identify service providers, determine interconnection types and call technologies, and identify scalability issues.

Configuring and testing of SIP-enabled IP phones like Cisco, Link Sys, and Grand stream make. Preparing relevant documentation and FAQ for reference.

Configuration of Calling Cards, Call Back options. Knowledge on SANDBOX TESTING.

Managing Server end (root) Services (supported OS: UNIX, Linux, Windows server 2003/2008) MVTS / VPS / VOS Software: Server Level integrations, modifications, compilations.


Experience on VoIP Wholesale.

Support wholesale Account Managers in selling, pricing requirements and customizing solution by working with internal and external parties when necessary.

Analyze pricing tables, benchmark with pricing offers from all carriers and market rates and negotiate rates with partners.

Pricing Management: Manage pricing for top routes, handle bilateral swap commitment deals requiring complex deal structuring with revenue and margin planning and forecast.

Establish strong communication platform and collaborate with global stakeholders and colleagues to ensure global demand and supply management.

Technical Skills

Operating System : Windows Server, Linux and UNIX.

Programming Languages : C, C++, and Visual Basics 6.0.

Applications : M S – Office and D T P.

Protocols : SS7, ISUP, SIP, VOIP and understanding of transmission & routers.


Academic Credentials & Projects

MCA (Computer Science) from PG College of Science, Osmania University (2008).

BSc from Nizam College, Osmania University (2005).

IPE from Board of Intermediate (2002).

SSC from State Board of Andhra Pradesh (2000)

Personal Details

Father’s Name : K. Kondaiah.

Permanent Address : # 4-5-157, Attapur, Rajendra Nagar, Hyderabad.

Current Location : Pune, Maharashtra, India

Date of Birth : 19th November 1984.

Gender : Male.

Marital Status : Married.

Language Known : English, Hindi and Telugu.

Nationality : Indian Passport Holder

Date : Signature

Place: Nagesh K

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