Ryan Siefring

Ryan Siefring: Email & Phone Number

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Powertrain Engineer at JLG Industries|Columbus, Indiana, United States

Position:

Powertrain Engineer at JLG Industries

Location:

Columbus, Indiana, United States

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Last updated: 2026-06-02
Updated: 2026-06-02

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Work Experience 28 years

Powertrain Engineer at JLG Industries

Jul 2024 - Current

Super System Validation Leader (Vehicle, Powertrain & Engine Systems) at Cummins Inc.

Jul 2021 - Jun 2024

Powertrain Integration and Engine Validation Leader at Cummins Inc.

Jan 2017 - Jun 2021

On-Highway System Team Leader at Cummins Inc.

May 2014 - Apr 2017

Tier 4 Final Validation Leader at Cummins Inc.

Jan 2011 - Apr 2014

Senior Product Engineer at Cummins Inc.

May 2007 - Dec 2010

Applied Mechanics Engineer Co-Op at University of Dayton Research Institute

May 2006 - May 2007

HVAC Engineering Co-Op at Emerson

Apr 2006 - Aug 2006

Design Engineering Intern at Wayne Trail Technologies, Inc.

Jan 2003 - Apr 2006

Commission Sales Associate at Sears Home Improvement Products

Jan 1998 - May 2002

Ryan Siefring started working in 1998, then the employee has changed 5 companies and 9 jobs. On average, Ryan Siefring works for one company for 2 years 10 months.

Their professional focus is 2D CAD Drawing, Battery Electric Vehicle (BEV), and CNC Machine across 3 core areas.

Education

Bachelor of Applied Science - BASc at University of Dayton

High School Diploma at Lehman Catholic High School

University of Detroit Mercy

Master's degree at University of Wisconsin-Madison

Master of Business Administration - MBA at Indiana University Bloomington

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