Customer Service Engineer

SHANTANU KULKARNI

****, *** ***, ***#*** Fairfax, Virginia- 22031Ph: 571-***-**** E-mail: ********@***.***

Professional Summary:

I am a network engineer with 3+ years of experience in Tier I service provider networks looking for full

time opportunities in IP, VoIP network, customer service delivery and allied fields.

Education:

Master of Science in Telecommunications, George Mason University, Fairfax, VA. Expected May 2014

(Current GPA- 3.93)

Bachelor of Engineering in Electronics and Telecommunication, University of Pune, India. June 2009

Technical Skills:

• VoIP- Understanding of RTP, RTCP, SIP, H.323, MGCP, SIGTRAN, Softswitch Architecture.

• Legacy telephony- Knowledge of SS7 protocol and PSTN.

• Layer 3 protocols- Experience in configuring BGP, OSPF, EIGRP, IS-IS, familiarity with IPv6.

• Layer 2 protocols- Lab experience in configuring STP, VLAN, Frame Relay, VTP, VRRP, GLBP.

• Layer 1 and Layer 0- Well versed with technologies like SDH, SONET, OTN and DWDM.

• VPN- Experience in setting up VPN using mechanisms like GRE over IPSec, DMVPM & GETVPN.

• MPLS- L2TPV3, AToM, VPLS, MPLS VPN and MPLS TE.

• QoS - Experience with configuring QoS using mechanisms like DiffServ and IntServ models.

• Queuing Techniques- LLQ, PQ, WFQ, CBWFQ, FIFO.

• Network Tools- OPNET Modeler 17.1, Wireshark, various ticket raising & monitoring tools.

Certifications:

Cisco Certified Network Associate July 2013-July 2016

License number- CSCO12276996

Cisco Certified Network Professional - Route & Switch (completed) April 2014

Cisco Certified Network Professional – Trouble shoot (pursuing) Expected May 2014

Work Experience:

Sprint Corporation, Reston May 2013-August 2013

Network Engineer Intern

• Participated in RFP process for vendor selection for OTN deployment.

• Updated the DWDM routes to reflect the Next Generation rollout.

• Maintained production support documentation library ensuring documents were current, accurate and

available to appropriate groups.

• Shadowed the team members in the day-to-day planning, design, implementation and support activities

of the Network Engineering team.

• Created technical documents related to the backhaul network up gradation and phasing out old services.

• Attended conference calls for process trainings.

• Gained familiarity with Ciena 6500 and Core Directors- ROADM based DWDM equipments.

TATA Communications Transformation Services Ltd, India August 2009-June 2012

Network Design Executive

• Planned & designed Access Level transmission network for IP & Ethernet based products such as leased

private circuits, IP VPN circuits.

• Implemented PBR for some locations to prefer certain path while using some specific applications.

• Implemented EIGRP, BGP & OSPF and mutual redistribution on Core Routers.

• Responsible for SDH/ SONET backbone infrastructure planning using Metro/Long Haul DWDM

systems Marconi 840/1240/1664/1764, Nortel OM5100/5200 multiplexers.

• Performed first level fault diagnosis, analysed and resolved network related problems in specified SLA.

• Trained and supervised Trainees in network design and trouble shooting team.

• Performed Root Cause Analysis for network related issues and assisted team on proactive fault analysis.

• Executed different planned outages according to the project requirements like site closure, migration of

PDH data onto SDH in co ordination with project managers.

• Guided overseas field engineers remotely on troubleshooting problems with optical links having

bandwidth ranging from STM-1 to STM-64 (OC-3 to OC-12).

Rewards and Recognitions:

Sprint Corporation, Reston August 2013

• Received ‘eCard’ appreciation for work on the fiber to DWDM route information..

TATA Communications Transformation Services Ltd, India March 2012

• Rewarded ‘Hi-Fi’ for 100% quality in SDH circuit design.

Academic Projects:

VoIP Service Design and Analysis using OPNET Modeler September 2013-December 2013

• Reengineered given network in most optimal way considering routing optimization, bandwidth

upgrades and/ or topology changes in order to make voice traffic meet requirements like MOS= 4.0,

Delay for VoIP e2e bearer traffic <= 80ms, GoS = 99% etc.

• Used DES to determine characteristics between peers like call duration, Inter-repetition call time etc.

• Analysis contained comparison of PCM G.711, G.729 A, G.728 16K codecs.

Design of Enterprise Network using BGP Routing Policies. January 2013-May2013

• Designed BGP topology in GNS3 to manipulate customer traffic of three ISPs using attributes like

MED, Local Preference, AS Path and BGP Communities like No_Export.

• Used Default, Full & partial route updates to manipulate traffic between various Autonomous Systems.

Additional Trainings:

• OPNET Training: November 2012

Attended training on IT Guru and SP Guru provided by OPNET, Bethesda

• WoW- Ways of Working August 2010

Attended training on Customer Service Delivery in TCTS, Pune, India

References available on request

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