AT&T Mobility – Beckley, WV
Senior RAN Specialist, Engineer
Feb. ’09 to Present
Responsible for the design, implementation, and optimization, of Nortel and Ericsson 2G/3G/4G network.
Performed new site build acceptance testing through drive test data collection / review and KPI analysis.
Daily KPI analysis and triage of statewide Ericsson 3G/4G network and issuance of trouble tickets to appropriate department to ensure problem resolution.
Analyzed antenna and line sweeps for VSWR/Return loss and passive intermodulation test results.
Investigated internal and external interference issues to resolution utilizing TEMs scanner and spectrum analyzer.
Conducted 3G overlay acceptance and monitoring. Coordinated with Project Manager and vendor to implement parameter/hardware changes to rectify performance issues.
Implemented 2G/3G/4G parameter changes to resolve capacity and performance limitations. Hourly monitoring of special event cells and COWS to provide capacity relief to 3G/4G network.
Responded to customer, enterprise, and executive trouble tickets and drove to resolution.
Wilcom Wireless, LLC
Senior RF Engineer / Owner
Nov. ‘06 to Jan. ‘09
Responsible for RF Engineering projects to meet client expectations. Projects including GSM network design, network optimization, new site integration, frequency planning, in-building DAS, RF regulatory compliance, and establishment of engineering processes/procedures.
Ensured project timelines were met in accordance with scope of work and client milestones. Coordinated with Project Manager and other contractors to meet all network performance criteria in accordance with scope of work.
Designed distributed antenna systems utilizing IBwave software for UHF, Public Safety, and Carriers. Conducted site surveys, determined BDA selection, antenna placement, riser closets etc. and coordinated with installation team/PM on all necessary changes. Notable designs: Bank of America Tower Manhattan (55 floors), World Jewelry Center Las Vegas (59 floors), Grumman Tunnel System Virginia (2 Miles), Kenwood Towne Place Cincinnati (17 floors).
Performed network analysis and verification utilizing TEMS drive test equipment and Anritsu handheld analyzer.
Cellular One – Beckley, WV
Director / RF Engineering Manager
Aug. ‘04 to Nov. ‘06
Established and implemented engineering processes, procedures, and guidelines. Responsible for managing multiple departments, 15 direct reports and consultants, ensuring departments’ budgetary compliance, coordinating with vendors, and reviewing all purchase orders and invoices for accuracy.
Conducted implementation meetings providing oversight to Site Acquisition, Construction, Operations and Engineering to ensure successful project completion within budget and timeline.
Responsible for the design and optimization of a Nortel GSM PCS system, including in-building applications. Conducted performance and design analysis utilizing Planet EV, X-Tel, and Map info software.
Coordinated with LGC for deployment of LGC fiber distributed antenna system for "Greenbrier Hotel" in White Sulphur Springs, WV. Performed site survey, specified in-building antenna requirements, placement, and donor cell selection. Determined frequency plan and capacity requirements to ensure optimal coverage and quality.
Provided support to Sales, Marketing, and Executive team for all coverage, performance, and new technologies issues.
Independent Contractor – Various Locations
Senior RF Engineer
Dec. ’03 to Aug. ‘04
Responsible for RF Engineering projects to meet client expectations. Projects including GSM 850/1900MHZ overlay, network design, network optimization, new site integration, frequency planning, in-building coverage issues, regulatory compliance, and establishment of engineering processes/procedures.
Performed services for the following clients: General Dynamics, AT&T Wireless, Oxford International, and Cellular One.
T-Mobile PCS – Austin, TX
RF Engineer II
Nov. ’99 to Dec. ‘03
Fulfilled position as RF Supervisor and Lead Design Engineer for the Austin/San Antonio network. Responsible for the design, implementation, and optimization, of a Nortel GSM1900 PCS system including in-building applications.
Utilized Odyssey, Nemo, and Mapinfo software for design and performance analysis. Involved in network build from launch of 220 sites to mature status of 496 sites.
Coordinated with LGC for deployment of LGC fiber distributed antenna system for Austin Bergstrom International Airport in Austin, Tx. Performed walk through testing of premises to determine antenna requirements and placement. Specified BTS requirements, capacity/channel needs, ERP, and frequency plan for quality and coverage. Performed walk through testing to ensure proper levels of coverage were obtained as well as quality of installation.
Nextel – Austin, TX
Jun. ’97 to Nov. ‘99
Responsibilities from Associate RF Engineer to Spectrum Engineer. Responsible for all aspects of site design from site need to site integration to include in-building applications.
Fulfilled position of Spectrum Engineer to include retune needs, new site design review, reuse planning, and decommissioning of analog sites for efficient use of spectrum.
Provided project management / reporting and provided recommendations to Regional RF Director.
Houston Cellular - Houston, TX
Field Engineer / Drive Test
Jul. ’94 to May ‘97
Field Engineer duties including Radio Base Station commissioning and integration, Digital Network integration and optimization, RBS maintenance, repeater installation/verification. Antenna system testing, T1 testing and troubleshooting, periodic maintenance, and correction of performance issues.
U.S. Army Signal Corps, Satellite Communication Systems
Apr. ’91 to Apr. ‘94
Served as Maintenance Supervisor, Quality Control Inspector, Lead Technician, and Squad Leader.
Awarded the Army Medal of Commendation and the Army Achievement Medal for excellence in maintenance.
U.S. Air Force, Integrated Avionics Systems (F-16)
Apr. ’85 to Apr. ‘90
Held position as RF test section shift supervisor.
Twice awarded the Air Force Achievement Medal for excellence in maintenance.
Test Equipment / Software
Microsoft Office: Excel, Word, Power point, Project and Visio, Map Info, Delorme, power point.
Drive test software: Nemo, Tems, X-Tel, RSAT.
Atoll, Odyssey, Wizard, Planet EV, and IBwave propagation analysis.
Ericsson 2G/3G/4G OSS – ENM, Amos, Nortel OSS, AOTS, CTS, IWOS.
AT&T Silver Certified, 4G.
AT&T Silver Certified, 3G.
5G Technology Introduction
5G Air Interface for Performance
Advanced LPWA for IOT
VoLTE Architecture / VoLTE Signaling - RAN
LTE RAN Signaling
Mastering LTE Air Interface
Fundamentals, Video Technology – LTE
WCDMA RAN Performance Management
Nortel BSS Optimization Parameters / Performance Measurement tools, Nortel Tng.
Mobile Satellite and Microwave Communications Systems, U.S. Army Signal Corps, Ft. Gordon, Ga.
F-16 Integrated Avionics and Maintenance, Lowry AFB, Aurora, Colorado.
Primary Leadership Development Course, US Army, Baumholder, Germany.
Effective Supervision and Management, Business Works, Inc.
Primary Leadership Development, USAF, Misawa AFB, Japan
|Last Resume Update||December 5, 2018|
|Resume File|| BrianWilliams_Resume.docx 36.05 kB|