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Bio

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Charles Manahan is a seasoned data scientist and analytics expert with 22 years of experience in telecommunications, business intelligence, and data mining. He has worked with top companies like AT&T, MCI Corporation, and Bell, developing advanced analytics models, statistical models, and data mining solutions.

Experience

    • Retired
      • Apr 2023 - Present

    • Associate Director
      • Sep 2016 - Present

    • Principal – Advanced Analytics
      • Jun 2013 - Present

      Model development, recruitment of technical staff, training of modelers and statisticians, using statistical methods for in depth analysis of programs, advertising effects, etc.

    • Senior Data Scientist, Marketing Science and Insights
      • Oct 2001 - Present

      I'm responsible for statistical oversight of the MMM disconnects models developed by Accenture and the Handset Subsidy models developed by McKinsey. I'm working on developing weekly flowshare from AT&T weekly CDR data and Aspen monthly flowshare data. I'm also working on handset success prediction using physical and OS characteristics to match new handsets to preexisting groups and models to tie network performance to churn.

  • AT&T Telecom
    • Lenox Park
    • Associate Director- Advanced Analytics
      • May 2015 - Aug 2023
      • Lenox Park

      Responsible for support of CLM in the Targeted Marketing Organization

  • MCI Corporation
    • Greater Atlanta Area
    • programmer/analyst
      • Mar 1996 - Sep 1998
      • Greater Atlanta Area

      worked on billing vs actual equipment installed audits SAS TSO MVS

  • Bell
    • Atanta
    • IT Security Programmer/Analyst (contract)
      • Jan 1994 - Feb 1996
      • Atanta

      Maintained mainframe reporting systems in assembler, COBOL, ACF2, and SAS. Converted access reporting systems to Y2K compatible code

  • MCI Corporation
    • Greater Atlanta Area
    • Programmer/analyst
      • Jun 1993 - Jan 1994
      • Greater Atlanta Area

      Worked on Friends and Family reporting

    • Manager
      • 1978 - 1993
      • Atlanta

      Responsible for Nuclear Plant business systems software overhaul and replacement, Development of load forecasting module for a corporate model, and supervised support team for dispatch optimization and plant load scheduling.

    • Assistant Professor of Biology
      • Aug 1972 - Aug 1977
      • Carrollton, GA
    • Postdoctoral Research Fellow
      • Jan 1970 - Aug 1972
      • Yonkers, NY

Education

  • Cornell University
  • The Johns Hopkins University

Suggested Services

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Industry Focus. “Telecommunications”

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