Senior RF/RAN Engineer & Technical PM (20+ yrs)

Mustafa Hasan

*******.*.*****@*****.*** 864-***-**** SC - 29316

PROFESSIONAL SUMMARY

Accomplished RF/RAN Engineer and Technical Project Manager with 20+ years of experience leading complex telecommunications initiatives across wireline & wireless domains. Proven expertise in network performance analysis, data analysis, and stakeholder management with major carriers including AT&T, Verizon, T-Mobile, Sprint, Samsung, and Facebook. Successfully delivered multi-million-dollar 2G through 5G deployments, DAS systems, and Open RAN implementations while achieving measurable KPI improvements. Skilled at translating technical metrics into actionable insights for leadership teams and building comprehensive reports that drive strategic decisions.

CORE COMPETENCIES

NETWORK TECHNOLOGIES & ANALYSIS

PROJECT MANAGEMENT & LEADERSHIP

TECHNICAL TOOLS & DOCUMENTATION

5G (NSA/SA), Open RAN (CU/DU/RU/SMO)

Technical Project Management & Leadership

Actix, TEMS, iBwave, Netcool, ENM/OSS

4G/LTE/VoLTE/WCDMA/UMTS/HSPA+/2G

Stakeholder Management & Communication

Nokia NetAct, Samsung USM, Ericsson OSS

DAS Systems, Small Cells, ACS, P25

Cross-functional Leadership

Salesforce, Remedy, SecureCRT

RF/RAN Performance Analysis, Optimization & Speed Testing

Vendor Coordination & Negotiation

MS Project, JIRA, Tableau, Python, SQL

Root Cause Analysis & Troubleshooting (Wireless/Wireline)

Team Mentoring & Training

Technical Writing & Documentation

KPI/SLA Management & Monitoring

Process Improvement & Optimization

SOPs, KB Articles, How-to Guides

PROFESSIONAL EXPERIENCE

Pvt. LTE Network Engineer Asarco LLC – Kearny, AZ Oct 2025 – Present

Lead deployment, monitoring, and troubleshooting of Nokia LTE infrastructure supporting Autonomous Haulage Systems and field automation, ensuring secure, high availability communications in demanding mining environments.

Collaborate across OT/IT, vendor, and operations teams to integrate LTE with core backhaul, enforce Purdue Model segmentation, and align with FCC, NIST, and IEC 62443 compliance standards.

Drive LTE expansion projects through RF planning, site surveys, and commissioning, while maintaining documentation, governance, and KPI/SLA tracking to support audits and continuous improvement.

DAS Engineering Manager TELECO, Inc. – Greenville, SC Mar 2024 – Apr 2024

Led multi-state Distributed Antenna System projects, integrating wireless and wireline infrastructure with cross-functional team oversight.

Developed and presented performance metrics and reporting frameworks to executive leadership, improving system maintenance efficiency by 15%.

Coordinated carrier compliance and stakeholder communication, including overseeing technical design reviews for NFPA compliance. Reviewed design documentation but did not perform cell-site design work.

Radio Frequency Engineer, Congruent Concepts & Solutions (via TechniPower Inc.) – Fletcher, NC Oct 2023 – Jan 2024

Authored comprehensive IEEE-compliant RF documentation for high-frequency generator systems, translating performance metrics and test data for stakeholders.

Researched FCC and industry standards to streamline certification procedures, improving compliance workflows.

Executed quality-control protocols that reduced documentation errors by 20% and enhanced overall production accuracy.

Senior RF/RAN System Performance & Open RAN Engineer Verizon Wireless Alpharetta, GA Oct 2022 – Apr 2023

Analyzed Verizon's 4G/5G (NSA/SA) performance across multi-vendor Open RAN platforms (Samsung, Ericsson, Nokia), building interactive geolocation and KPI dashboards that drove an 8% network-efficiency gain.

Provided 24/7 on-call support; led Sev1/Sev2 triage, debug-log analysis, and configuration for ORAN functions (CU-CP/CU-UP, DU, RU, gNB), maintaining 99.9% SLA across multiple markets.

Authored and implemented MOPs, KB articles, and streamlined troubleshooting procedures; delivered data-rich reports to executives, accelerating root-cause decisions and continuous-improvement initiatives.

RF/RAN Engineer Technical Support Sprint/T-Mobile USA (NTAC, ACS Team) – Boiling Springs, SC Jun 2019 – Aug 2022

Delivered nationwide performance analysis for DAS, small-cell, and macro wireless networks, developing data-driven workflows that reduced response times by 30%.

Created comprehensive technical reports analyzing coverage, capacity, and quality metrics across UMTS, LTE, and 5G technologies, performing SLA/KPI analysis and implementing mitigation plans.

Provided escalated Tier III technical support and mentorship, resolving complex issues through real-time monitoring and root-cause analysis, increasing team productivity by 25%.

Global DAS Project Manager Facebook (via CoreTechs Inc. LLC) – Austin, TX Nov 2018 – Apr 2019

Managed indoor wireless-coverage projects for US and international facilities, achieving 100% on-time delivery by coordinating diverse stakeholders.

Tracked critical project metrics and produced executive reports detailing milestones, budgets, and technical deliverables, validating subcontractor designs and progress.

Created centralized archive systems for intellectual property and project deliverables (iBwave files, preliminary designs, close-out documentation). Reviewed design documentation but did not perform cell-site design work.

RF/RAN Engineer III Sprint (via ITG) – Hammond, LA Feb 2018 – Aug 2018

Optimized and troubleshot Ericsson and Nokia technologies across multiple spectrum bands and multi-band cell sites in the New Orleans metro area.

Recommended network improvements to local RF teams through comprehensive analysis, driving KPI improvements via field testing and parameter audits.

Resolved technical issues via inter-team coordination and data-driven diagnostics, creating performance dashboards for strategic planning.

Radio Communications Technician MPSCS (Michigan State Government) – Dimondale, MI Jul 2017 – Nov 2017

Maintained public-safety communication systems, ensuring 99.99% uptime for essential emergency services, including two-way radios.

Analyzed and resolved frequency-interference patterns using SAM monitoring for Nokia simulcast sites.

Developed comprehensive technical documentation for radio-equipment design principles, antenna configurations, and regulatory compliance.

RF/RAN System Performance Engineer Verizon Wireless (via AgreeYa Solutions) – Schaumburg, IL Jun 2016 – Jul 2017

Created new cell-site translations and neighbor lists supporting regional build programs; improved VoLTE coverage via service-problem analysis.

Executed VoLTE and E911 functional testing across 250+ cell sectors, integrating AWS/PCS capacity additions and stadium DAS networks.

Resolved PIM/VSWR issues within base-station lines and antenna systems; generated optimization maps for network planning.

RF/RAN System Performance Engineer Verizon Wireless (via Insight Global) – Asheville, NC Jul 2015 – Feb 2016

Conducted extensive drive-test data collection and analysis for performance evaluations and build-program prioritization, supporting VoLTE improvements.

Created technical maps and optimization reports for network-planning teams; resolved customer trouble tickets via parameter audits and call traces.

Integrated new eNodeB deployments with existing network infrastructure, including DAS and small-cell solutions.

RF/RAN Optimization Engineer Ericsson (via Networkers PLC) – Atlanta, GA Nov 2014 – Jan 2015

Led detailed LTE and UMTS performance investigations using TEMS Investigation and Agilent tools, resolving CS/PS drops and optimizing LTE top offenders.

Analyzed inter-RAT handover performance through drive-test data, implementing parameter adjustments that improved connectivity by 30%.

Utilized Actix, MapInfo, TEMS Investigation, and OSS tools for network-optimization analysis and validation.

RF/RAN Technical Support Engineer VIAVI/Arieso – Atlanta, GA Mar 2014 – Nov 2014

Provided technical customer support for mobile-telecom radio planning and optimization inquiries using AriesoGEO analytics tools.

Delivered network troubleshooting and RF/RAN optimization for GSM, UMTS, and LTE; consistently exceeded performance targets.

Streamlined escalation processes and documentation, delivering solutions-driven support to internal and external stakeholders.

RF/RAN Network Performance & Optimization Engineer AT&T Mobility – Atlanta, GA Jan 2009 – Mar 2014

Managed design review, performance, and optimization of Ericsson GSM, UMTS, and LTE networks across the Georgia market, including NSBs, SSVs, carrier additions, DAS deployments, and small-cell rollouts.

Provided 24/7 network monitoring and alarm management using Netcool and Remedy systems; trained and mentored 20+ engineers on AT&T tools.

Led INTUCELL SON-tool deployment; maintained daily network summary reports, supporting optimization efforts, and earning multiple Key Contributor awards. Reviewed design documentation but did not perform cell-site design work.

Network Control Engineer AT&T Mobility – Atlanta, GA Jan 2006 – Dec 2008

Provided 24/7 monitoring and analysis of Southeast and Northeast networks, handling ticket management, alarm analysis, and technical support.

Managed fault isolation for switching, RAN-CORE, and transport systems, coordinating with field operations and facilities providers.

Utilized remote-test equipment to isolate circuit faults, ensuring timely problem resolution across multi-vendor infrastructure.

NNOC Technician III / Digital Technician / Outside Plant Technician Sprint/Nextel & BellSouth – Multiple Locations Nov 2000 – Oct 2005

Diagnosed and maintained multi-protocol circuits (DS0-DS3, ISDN, XDSL, SONET, frame-relay), managing trouble tickets from CLECs and IXCs.

Coordinated with work-management centers, central-office techs, and regional support groups across nine states to resolve complex issues.

Installed and maintained aerial, underground, and building telecom infrastructure; received multiple "Simply the Best" awards for exemplary customer service.

EDUCATION & CERTIFICATIONS

FORMAL EDUCATION

PROFESSIONAL CERTIFICATIONS

TRAINING & DEVELOPMENT

Post-Graduate Certificate, Generative AI & Machine Learning (In Progress) – Illinois Institute of Technology (Expected Mar 2026)

Cel-Fi Certified Public Safety Installer (valid through Oct 2025)

IEEE Communications Society: 5G New Radio, LTE-Advanced, VoLTE, RCS, SON, Broadband Satellite

Higher Diploma, Electronics Engineering with Computer Science & Technology – Islamic University of Technology, Bangladesh

Westell ProtectLink Public Safety DAS Maintenance & Installation

Project Management Foundations & Stakeholder Management – Classroom and LinkedIn Learning

5G Training & Fixed Wireless Access Certifications – 5GWorldPro.com

AWS Solutions Architect & Cisco CCNA/UCS (Training Courses)

ADDITIONAL HIGHLIGHTS

AWARDS & RECOGNITION

PROFESSIONAL DEVELOPMENT

AT&T Customer Rules Award

Actively developing Python & machine-learning skills.

Sprint/Nextel Always On Award

Network automation & performance analysis focus

AT&T NetOps Star Performance

Continuous learning in emerging technologies

AT&T Key Contributor Award

BellSouth "Simply the Best"

Contact this candidate