Atif Wali

About Atif Wali

An experienced staff engineer with diverse career in wireless communication, system testing and integration, systems analysis, test automation, networking, and customer engineering spanning across several cellular network vendors and network operators.Working knowledge of LTE and 5G protocols and procedures, network architecture, and interfaces.Expertise in developing test plans and test procedures for large, complex systems. Skilled in executing tests, analysis of results, triaging, and reporting defects.Extensive hands-on experience in system testing and integration of Qualcomm’s FSM based 4G LTE (eNodeB), 3G (UMTS, Small Cells / FEMTO, and Samsung’s 5G RAN (gNodeB).Troubleshoot and resolve complex, time critical network faults effectively and quickly to minimize service outages or degradation in Tier 1 cellular networks based on ip.acess’s 3G RAN and Samsung’s 4G/5G RAN and EMS. Coordinate with other teams and customers for troubleshooting issues.Experience in supporting cellular network trials, technology evaluations, over-the-air (OTA) testing, IOT, IODT, and system deployments domestically and overseas.Background in presenting technical training and seminars to customers.Comprehensive knowledge of software testing processes and methodologies. Background in test automation using Perl, Python, Expect, Bash and XML across Linux and Window platforms.US Citizen possessing Master’s Degree in Industrial and Systems Engineering with specialization in system design, analysis, optimization, digital simulation and operations research.Strong problem solving and analytical skills, analyzing complex logs and debugging issues. Adapt quickly and proactively learn new tools and technologies. Motivated team player with strong interpersonal and organizational skills. Strong written and verbal communication skills to effectively work with teams inside the organization and external clients.KEY SKILLSNetworks : LTE, 5G, UMTS, GSM/GPRS, TCP/IP, IPv6, IPSec, Ethernet, ATMApplications: Matlab, Wireshark, QXDM, APEX, QCAT Languages: Perl, Tcl / Tk, Expect, Bash Shell, XML, PythonBusiness: Arena, LINDO, LINGO

Experience

1. Ran Systems Engineer

   Samsung Electronics America

   Jan 2020 — Present · Plano, TX, US

   Deploy and validate Samsung’s 4G and 5G RAN (Radio Access Network) and EMS solutions. Support customer trials and technology evaluations with focus on feature validation, system and performance analysis.• Develop comprehensive test plans, based on 3GPP specifications and customer requirements, for C-Band 5G field trial encompassing both NSA and SA configurations. • Develop and execute test plans to verify Satellite Earth Station interference mitigation feature incorporated in C-Band vRAN solution.• Perform commissioning and integration of RAN network elements and cloud-based EMS (Element Management System) in customer networks to support various trial activities. • Collaborate with customers and internal teams to develop and implement plans for technology and product evaluation to achieve successful product roll-outs.• Analyze drive-test OTA logs using XCAL/XCAP to troubleshoot complex issues and analyze MIMO performance of Samsung MMU (Massive MIMO Unit).

Education

• The University of Texas at Austin

  Bachelor of Science (BS), Electrical Engineering

• University of Florida

  Master of Science (MS), Industrial & Systems Engineering