Greg Walker is the managing principal at Life Cycle Engineering and a former global reliability program leader at Pfizer.

With more than 20 years of leadership experience at Pfizer and over 30 years of industry experience, Greg is a seasoned engineering professional with deep expertise in engineering operations, facility management, and reliability engineering. He has consistently driven organizational efficiency, cost control, and growth through practical, scalable solutions in quality, maintenance, and reliability, especially within technical and highly regulated environments.

Greg is known for building high-performing, goal-oriented teams that improve asset reliability, production output, and compliance. His strategic planning skills are grounded in firsthand experience working side by side with teams on the production floor, enabling him to close performance gaps and champion continuous improvement. Greg has expertise in maintenance excellence, reliability excellence, and total productive maintenance (TPM) and was instrumental in evolving and adapting Pfizer’s programs through this continuum.