Faculty and Administration

Advanced Precision Machining Technology

Ranken Faculty
Ethan T. Schmierbach
Adjunct Instructor, Evening School
Ranken Faculty
Andrew Whitley
Assistant Dept Chair, Instructor - Full Time
Ranken Faculty
Robert E. Wirtel
Adjunct Instructor, Evening School
Ranken Faculty
Douglas A. Ridenhour
Instructor, Adjunct, Evening School

AT in Precision Machining Technology,
Ranken Technical College
Certification:
Forklift Certification

Ethan T. Schmierbach

Adjunct Instructor, Evening School

X

BS in Mechanical Engineering,
Northern Illinois University
AS in Mechanical Engineering,
Triton College
Certifications:
Certified Tool & Die Engineer & Instructor,
Technology & Manufacturing Association
of Illinois
Certificate Lean Manufacturing, Six Sigma,
University of Illinois at Chicago
Tool and Die Apprenticeship Program

Andrew Whitley

Assistant Dept Chair, Instructor - Full Time

X

Certifications:
Mazatrol Mill Programming
Mastercam, Fanuc, Mazak, Okuma Training

Robert E. Wirtel

Adjunct Instructor, Evening School

X

AT in Electronics,
Linn Technical College
Certificate in Precision Machining Technology,
Ranken Technical College

Douglas A. Ridenhour

Instructor, Adjunct, Evening School

X
Ranken Faculty
Joseph B. Puglisi
Instructor, Full Time
Ranken Faculty
J.C. Owens
Department Chair & Instructor, Full Time

AT in Precision Machining Technology,
Ranken Technical College
Certification:
NC3 Precision Machining Instruments
Certified Trainer
Mazatrol Smooth G Mill Programming

Joseph B. Puglisi

Instructor, Full Time

X

AA in Machine Tool Technology,
Mississippi Delta Community College
Certification:
Class 3 Journeyman Machinist and Tool Maker –
Ferguson Company In-house Apprenticeship
Mazatrol Mill Center Lathe and Smooth G Mill
Programming
Mastercam 2018 2D & 3D Programming, 2019
Power User, 2022 Multi-Axis Programming
NC3 Precision Measuring Instruments

J.C. Owens

Department Chair & Instructor, Full Time

AA in Machine Tool Technology, Mississippi Delta Community College

Bronze Certified (Lean Manufacturing)

Certification on Mazatrol “C” and “Y” Axis Mill/Turn Machines

X