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Steven M.

Elevating Procurement and Contracts With 25+ Years of Strategic Leadership

Steven Mifflin stands as a testament to 25 years of distinguished progress in procurement and contracts management across diverse sectors including life sciences, energy, and government. Reflecting unwavering dedication to values and emotional intelligence, his expertise spans strategic sourcing, complex contract negotiations, and robust management of capital projects. Adept with multiple ERP systems, Steven's proficiency in construction contracts, strategic planning, and risk management aligns with his commitment to innovation and leadership. His approach not only drives procurement success but also inspires team excellence and continuous process improvement.
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Steven M.

Experience

Jul 2025 — Present
St. Louis County

St. Louis County

Director of Procurement

Apr 2024 — Feb 2025
Reworld Waste

Reworld Waste

Sr. Director, Capital Procurement | Sponsor of Managed Services Provider (MSP) Program

May 2021 — Apr 2024
MilliporeSigma

MilliporeSigma

Sourcing Manager - Capital Investments

Oct 2016 — May 2021
Mallinckrodt Pharmaceuticals

Mallinckrodt Pharmaceuticals

Senior Category Manager, Capital Procurement

Nov 2012 — Nov 2016
American Water

American Water

Senior Capital Buyer

Jul 2011 — Nov 2012

Abener Engineering & Construction

Sr. Buyer

Mar 2010 — Jul 2011
National Park Service

National Park Service

Contract Specialist - Major Projects

Aug 2007 — Feb 2010

ConocoPhillips

Contracts Specialist

Aug 2005 — May 2007
Pfizer

Pfizer

Procurement Lead

Jan 2005 — Dec 2006
Cooper Industries

Cooper Industries

Domestic Sourcing Manager

Jan 2004 — Dec 2005
May Department Stores

May Department Stores

Senior Purchasing Analyst

Jul 2002 — Mar 2004

Anheuser-Busch

Buyer/Inventory Manager/MRP Coordinator

Jun 1989 — Sep 1999
Federal Bureau of Prisons

Federal Bureau of Prisons

Supervisory Contract Specialist