Senior Procurement Specialist

October 8, 2026

Job Description

The Wikimedia Foundation is looking for a Senior Procurement Specialist to support procurement operations, strategic sourcing, vendor management, and contract drafting needs across our global organization. This role will serve as a key partner to departments throughout the Foundation, supporting source to pay activities (i.e.: procurement activities from vendor sourcing, new vendor onboarding  contracting, purchase order management, resolving PO-related invoice holds, and ongoing vendor support).

 

 

Key Responsibilities

  • Manage procurement activities throughout the procure-to-pay and source-to-pay lifecycle, including contract and statement of work review, vendor onboarding, purchase orders, and related procurement activities.
  • Partner with departments to understand and define purchasing needs, providing guidance throughout the procurement process.
  • Support and lead competitive sourcing activities, including development and execution of RFPs, RFQs, and RFIs and evaluation of vendor proposals.
  • Support and draft contracts, providing  negotiation of contractual terms, pricing, payment terms, scopes of work, and other business terms in partnership with Legal and business stakeholders.
  • Identify opportunities to improve vendor pricing, commercial terms, and overall value through competitive sourcing, negotiation, and spend analysis.
  • Create and manage purchase requisitions/purchase orders and partner with business owners to monitor and resolve open purchase order commitments.
  • Manage procurement inquiries and provide timely, responsive support to internal stakeholders and vendors.
  • Monitor procurement workflows and service levels, proactively identifying and resolving bottlenecks and escalations.
  • Partner with Accounts Payable,  business owners, and vendors to research and resolve purchase order related invoice holds.

 

Key Requirements

  • Bachelor’s degree in Business, Finance, Supply Chain Management, or a related field, or equivalent relevant experience.
  • Minimum of 5+ years of progressive procurement, sourcing, and contract drafting experience (i.e.: SOWs – Statement of Works, MSAs – Main Service Agreements, etc.).
  • Experience managing procurement activities across the procure-to-pay and/or source-to-pay lifecycle.
  • Experience supporting or leading competitive sourcing activities, including RFPs, RFQs, or vendor evaluations.
  • Experience negotiating vendor pricing and commercial terms.
  • Strong analytical, problem-solving, communication, and cross-functional collaboration skills.
  • Experience working with procurement business platforms, ERP systems; experience with Coupa, and Sage Intacct a plus  (similar platforms experience will be considered)