SUMMARY:

• 5+ Years of experience in R&D, Testing, Performance, and Validation of Wireless Systems
• Subject matter understanding of WiFi, 4G LTE, SU - MIMO, MU-MIMO, Beamforming, Band Steering
• Actively involved in Optimization of WiFi, LTE, VoLTE, VoIP & CDMA Networks
• Extensive experience with test methodologies including Agile (Iterative & Adaptive) and Waterfall
• Experienced in executing Test Cases, developing reports, preparing and validating test logs
• Involved with other Network Groups in new Test Methodology, Cell builds & Cell modifications
• Experienced in 802.11 b/g/n/ac, APs troubleshooting and mitigating throughput (TP) issues
• Collaborated with RAN & Operations in resolving SNR/SINR issues & Addressing Performance KPIs
• Experienced in Networking, VoIP, IP, Data Collection & Processing, and Troubleshooting TP Issues
• Excellent problem solving, troubleshooting, communication and presentation skills
• Trained new RF, WiFi Engineers & Testers on various Network Tools including M. Planet (Design)
• Capable of managing multiple projects, meeting deadlines and learn/adopt new software/culture
• Experienced in Product Design, Development, Testing, Analysis, and documentation of procedures

TECHNICAL SKILLS:

• 802.11 g/n/ac protocols, Cisco/Meraki APs, MU/SU-MIMO, Beamforming, Band Steering
• Spectrum Analyzer, Network Analyzer, PC TEL iB Flex and JDSU Scanners, Net Scout, Packet Capture
• Data Analysis, Quality Control, Monitoring Daily KPIs, Updating Database, Strong Organization Sills
• Networking, OSI Model, SIP, UDP/TCP/IP/IPV4, IPV6, Media Latching, Diversion Header, DHCP
• Drive Testing, Collecting and Analyzing Test Logs, Coordinating Daily Test procedures
• Automation, Live Cell Imaging, Image Processing, Embedded C, Assembly Language, Mat lab, LabVIEW, Linux/Unix (Ubuntu), Medical Devices: Designed (CTC) Diagnosis System
• Project-Cost & Resource Management, Change Processes, Kick-Offs and Procurement Expertise

PROFESSIONAL EXPERIENCE:

Confidential

Network (WiFi) Engineer

Responsibilities:

• Mitigated Wawa-Xfinity Connect/Disconnect issue from dual bands on Cisco On-net APs
• Analyzed packet data (wired & wireless) using Air Magnet, Wireshark and Linux/Shell Scripting
• Optimized performance after collecting AirCheck Logs, Sniffer Logs and Packet captures
• Optimized worst performing cells on all 802.11 g/n/ac, LTE technologies and resolved service impacting issues on multi-bands (5 GHz, 2.4 GHz, 1.9 GHz & 800 MHz)
• Ran Parameter audits on Meraki and Cisco APs/Dashboards, Firewall Settings
• Resolved service impacting issues by performing Hands on Testing using Spirent (PGA)

Confidential

VoLTE, LTE Performance Engineer

• Performed LTE Shakedown to launch 4G LTE, CDMA/EVDO Sites using WindCatcher, XCAP
• Added Tier-1, Tier-2 and Tier-3 neighbors using BSM & LSM to the new builds for 3G and 4G LTE
• Implemented eCSFB, IVHHOs, IFHOs, SHOs, Inter eNB and Intra eNB neighbors
• Post processed 3G & 4G (Tri Band-800, 1900, 2500 MHz) site ATP data using XCAP
• Performed benchmarking for KPIs of VoLTE, LTE, CDMA, GSM and EvDO networks

Confidential

WiFi, VoLTE, LTE, WiMAX, CDMA & EVDO Engineer

• Performed parameter audits to optimize 4G LTE, CDMA/EVDO Networks for NE market
• Collected the drive logs, verified KPIs, and implemented the new parameters to improve performance
• Prepared Status Reports on weekly basis and presented to the project stakeholders
• Supervised a team of 5 Test Engineers for maintenance and installations of the designed solutions
• Executed and prepared test procedures for QA Test Engineers and monitored the daily performance
• Mitigated bad throughput, SU-MIMO & MU-MIMO issues caused by internal and external interference
• Tweaked parameters to utilize higher modulation schemes (64, 256 QAM) and increased the TP
• Improved Carrier/Channel Level Performance by analyzing drive data for bad RSRP & SNR/SINR
• Optimized Philly-Metro (PA) Macro, DAS and Repeaters & resolved Interference issues
• Ran Audits for Missing Neighbors, Search Sets and wrong BCD values of Samsung & ALU Networks
• Improved KPIs by mitigating External Interference, PIM and Backhaul issues
• Coordinated with OEM (ALU), Ericson, GNOC India and GNOC Mexico to improve Tri Band Network for Pennsylvania, Delaware and Southern New Jersey markets

Confidential

Wireless Optimization Engineer

• Applied EDT, FA remapping and Azimuth changes to optimize/improve Sector Throughput
• Tested the network using PCTel IBFlex and ExFlex scanners with higher gain antennas
• Fixed Power issues (Tx Pwr & Rx Pwr), VSWR, PIM and OTA SID/NID to fix carrier performance
• Mitigated bad throughput and MIMO issues caused by internal and external interference
• Effectively maintained Co-ordination among RAN, Drive Test Teams, Field Ops & Operations
• Resolved service impacting issues of DAS by coordinating with Operations and Retail Stores
• Performed Stationary Tests to monitor sector throughput, Connection Setups and RTT (Ping) values
• Drove Clockwise and Counter Clockwise routes to verify sector swaps and intra eNB Handoffs
• Verified Tilts and Extended Brackets for Macro sites and addresses pilot pollution issues
• Investigated interference issues and found the culprit devices with Agilent Spectrum Analyzers
• Worked on E911 by calling 911 from the Cell Site and verified the latlong/Phase-2
• Identified problems such as poor coverage, interference and recommended possible solutions
• Experienced in installing, troubleshooting drive test hardware and software
• Performed drive test for the customer complaint areas to clear the trouble tickets
• Escalated Performance issues to the appropriate RF personal

Confidential

Researcher (Algorithm Designing for Cancer Experiments)

• Designed an Experimental Setup for Data Acquisition of Circulating Tumor Cells (CTCs) Experiments
• Analyzed and improved data collection setup using National Instruments (NI) Cards
• Increased the sampling rate of CTCs system with parallel loops technique using NI LabVIEW
• Designed, tested and presented this technique with results in the departmental poster session
• Live-Cell Imaging through 3-Axis Submicron Microscope
• Investigated the mechanical joystick
• Designed a logic circuit to control lateral movements of the stage and lens without the joystick
• Designed Printed Circuit Boards for collecting and processing data without human involvement