Randall Fassbinder

Sr RAN Systems Engineer - Strategy and Architecture at UScellular Business
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Contact Information
us****@****om
(386) 825-5501
Location
Greater Chicago Area, US

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Experience

    • United States
    • Telecommunications
    • 1 - 100 Employee
    • Sr RAN Systems Engineer - Strategy and Architecture
      • Jun 2021 - Present

      Expert in 5G RAN Solutions including mmWave, 5G NSA, X2/Xn Protocol, FWA, IoT, Architecture, Features, Call Flow, IoT, Troubleshooting, etc Expert in 5G RAN Solutions including mmWave, 5G NSA, X2/Xn Protocol, FWA, IoT, Architecture, Features, Call Flow, IoT, Troubleshooting, etc

    • Photographer
      • 2016 - Present

    • United States
    • Telecommunications
    • 700 & Above Employee
    • Sr. RF Planning Engineer
      • Apr 2014 - Jun 2021

      Capacity Planning Lead-Worked with regional engineers and a 3rd party engineering firm to develop an eNodeB capacity forecast that drive a $100M+ Budget.-Developed an algorithm based on the distribution of connected users to predict licensing spend.-High level analysis into various forecasting models including ARIMA and linear predictions. Predictions were assessed based on confidence intervals, F-Stats, and P Values.-Performed both high level 5 year forecast and short term spending.Parameter Audit and Standardization Lead-Developed R code to sort through >1M parameter values to identify candidates to be standardized and reviewed by RF Planning teamFeature Deployments-Created test plans for new LTE feature roll outs for eNodeB Macro sites-Lead cluster level execution feature and parameter trials-Performed comprehensive cluster and site level analysis of trials to determine network impact and value add.Small Cells Deployment Lead-Worked with Project Management team to develop Project Deployment Plan and Vision and Scope documentation-Lead RFP from a technical perspective to identify possible candidates for network deployment.-Developed test plans for small cell lab trials-Worked with cross functional teams to create requirements documents for various aspects including: RF, IP, Security, Hardware, E911, Fault Management, and Metric Performance Monitoring-Developed Use Cases for deployment to include backhaul reliability, and transport requirements.-Created Lab Test documentation for functionality and performance requirements validation.National Drive Test Benchmarking RFP-Developed Requirements and evaluation matrix for vendor grading-Completed and analyzed evaluations to provide a recommendation for over a $1M savings to USCC

    • United States
    • Telecommunications
    • 700 & Above Employee
    • Mobility – Senior Specialist Radio Access Network Engineer
      • Oct 2010 - Apr 2014

      -Oversaw performance and optimization of wireless radio access network communications systems-Managed optimization drive test team-Sound understanding of GSM, UMTS, and LTE-Conducted on-air verification test for new build sites and DAS systems-Surveyed iDAS sites-Performing neighbor/parameter audits, KPI troubleshooting, site verification, tilt recommendation and overshoot/missing neighbor determination to improve cluster performance-View plumbing diagrams and troubleshoot technical problems-Identifying poor coverage/too many server areas and provide necessary tilts to improve the coverage and intra ping pong issues.-Used different OSS applications including WCDMA RAN Explorer, AMOS, Radio Network Optimizer, WNCS, and Alarm Status Matrix for performance improvement. -Performed in-building walk testing for iDAS optimization-Analysis of Chicago Metra train routes ensuring successful handover, LTE and UMTS data throughputs-Provided night by night site breakdowns as RF contact for RNC rehomes-Optimization and performance lead on new site builds-Improved the efficiency and effectiveness of various network audits

    • Systems Engineer
      • May 2010 - Oct 2010

      Conducted site surveys, created custom solutionsDrafted installation drawings for power monitoring, alternative cooling and HVAC control systemsScheduled and oversaw contractor installationsResponsible for final commissioning and sign-off of sitesAssisted in building a web based portal to monitor and meaningfully display collected power consumption and cooling system data Conducted site surveys, created custom solutionsDrafted installation drawings for power monitoring, alternative cooling and HVAC control systemsScheduled and oversaw contractor installationsResponsible for final commissioning and sign-off of sitesAssisted in building a web based portal to monitor and meaningfully display collected power consumption and cooling system data

    • United States
    • Higher Education
    • 700 & Above Employee
    • Technical Services Group Student Assistant
      • Aug 2006 - May 2009

      Systems, applications, network, and hardware troubleshooter and expert resource for students, staff, and faculty Systems, applications, network, and hardware troubleshooter and expert resource for students, staff, and faculty

Education

  • Saint Xavier University, Graham School of Management
    Masters of Business Administration, Management
    2011 - 2014
  • University of Illinois Urbana-Champaign
    Bachelors of Science, Electrical Engineering
    2004 - 2009
  • University of Illinois at Urbana-Champaign
    Bachelor of Science - BS, Electrical Engineering
    2004 - 2009

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