Manager Electrical Engineering

MEHRAFARIN DEHGHANI

Wireless Field Test Engineer 4G/5G

***********@*****.*** 972-***-****

Plano. TX

linkedin.com/in/mehrafarin-dehghani-76a6a8178

Summary

Wireless Field Test Engineer with 16+ years of experience in wireless network deployment, RF optimization, and troubleshooting, with a strong focus on 4G/5G technologies. Proven expertise in field testing, Nokia core maintenance, and KPI improvement, using tools such as QXDM, QCAT, and Wireshark. US Citizen with excellent time management and problem-solving skills, capable of thriving in high- pressure environments.

Experience

Wireless Field Test Engineer 4G/5G_F2G Solutions (DSI Telecom INC) OCT 2021 to May 2025

• Supported Nokia SRAN Verizon 4G/5G projects in NJ, OH, and TX markets.

• Executed VoLTE and Data call testing during precheck/post check regression phases.

• Analyzed logs with QXDM, QCAT, and Wireshark to troubleshoot RRC, RLC, and NAS layers.

• Tested features like Carrier Aggregation (CA), Dual Connectivity (DC) in NSA/SA, and validated outcomes.

• Tracked bugs, compiled reports, and presented results to stakeholders.

• Used multiple devices, applications and debugging issues.

• Knowledgeable in GSM/3G/4G(LTE)/5GNR networks, protocols and track signaling messages. RF Planner & Optimizer_-TCI Telecommunication Company of Iran 2014-2019

• Planned and optimized new BTS/NodeB sites with improved RF parameters and coverage.

• Monitored 2G KPIs and fine-tuned BSS parameters to enhance network performance.

• Used ACTIX to analyze drive test data and recommend optimization actions.

• Participated in BSC & RNC rehoming projects with cross-functional teams. Nokia Switch Core 2G/3G Engineer - TCI Telecommunication Company of Iran 2007-2014

• Performed troubleshooting of GSM/3G Network.

• Maintained MSC, MGW, HLR, VLR.

• Handled unit and traffic channel testing and used protocol analyzer in critical situations.

• Performed troubleshooting of GSM/3G Network.

Power Equipment Engineer TCI 2003-2007

• Repairing and tested analog/switch-mode rectifiers and battery chargers(48v/20A-100A)

• Provided ground solutions to mitigate surge damage on telecom equipment. SKILLS

• QXDM, QCAT, Wireshark, Actix. Python(basics),

• RSRP, RSRQ, SINR, Link budget, Handover analysis. SIP. IMS

• Troubleshooting, Documentation, Team Collaboration, Time management Education

• Bachelor of Science in Electronic Engineering, Shiraz University of Iran 1990-1996

• Pursuing the Cloud Computing Certificate

NOKIA Certifications

• 5GRadio Planning and Optimization 24R2

• 4G-5G Interworking 24R1

• Wavence Synchronization for Mobile backhauling

• Media Gateway troubleshooting

• 3G Rel4Switching Core Network Signaling-MSS SR3.0

• 3G Rel4 Switching Core Network Operation and Maintenance MSS SR3.0

• MSC Server and Multimedia Gateway Operations and integration Language

• Fluent in Farsi.

• Good in English.

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