WEDNESDAY, OCTOBER 18, 2017
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Members John Sefcik

John Sefcik

iSixSigma Membership

Name

John Sefcik

Biography

John Sefcik is a principal systems engineer and Six Sigma expert for Combat Systems at Raytheon’s McKinney, Texas facility. He can be reached at jsefcik@raytheon.com.

LinkedIn Profile

http://www.linkedin.com/pub/john-sefcik/4/71a/738



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Six Sigma Statistical and Graphical Analysis with SigmaXL
Six Sigma Online Certification: White, Yellow, Green and Black Belt
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Six Sigma Online Certification: White, Yellow, Green and Black Belt

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