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Zach Greager is an experienced engineering professional with a strong background in maintenance and project management. Currently serving as the Executive Technical Director - Maintenance at Pete Lien & Sons, Inc. since May 2014, Zach has held various roles including Technical Director - Stationary Maintenance and Project Engineer, where responsibilities include designing, planning, and executing engineering projects across multiple production sites in South Dakota, Wyoming, and Colorado. Prior experience includes internships as a Reliability Engineer at LyondellBasell, focusing on plant outage planning, process optimization, and turbomachinery reliability. Zach holds a Master of Science in Engineering/Industrial Management and a Bachelor of Science in Mechanical Engineering from South Dakota Mines.