marianaminerals - Global Sourcing Manager
Requirements
• 1. Bachelor's degree in engineering, materials science, chemistry, or a related technical field required. Candidates without a degree who can demonstrate equivalent technical depth through experience will be considered. • 2. 8-12+ years of experience in procurement, project procurement, or capital purchasing in mining, industrials, chemicals, or a related sector • 3. Proven track record of owning pre-operational or greenfield site procurement from spec to first delivery • 4. Strong technical background with the ability to read specifications, understand process requirements, and engage credibly with engineering teams • 5. Excellent negotiation skills with a track record of securing favorable terms under time pressure and without a large team behind you • 6. Highly organized with the ability to manage multiple concurrent procurement workstreams across different projects and sites • 7. Comfortable operating with ambiguity and limited structure; takes ownership and figures it out • 8. Proficient with software tools for project tracking, workstream management, and reporting • OUR CULTURE IS BUILT ON THREE PRINCIPLES: • Extreme Ownership – We take full responsibility for outcomes, relentlessly driving toward solutions. • Engineer Out Requirements, then Automate – We simplify, optimize, and then automate for scale.
Responsibilities
• 1. Work directly with engineering and technical teams to define procurement requirements for pre-operational sites; translate technical specifications into sourcing scope • 2. Own end-to-end pre-operational procurement: qualify vendors per established policy frameworks, run RFQ and competitive bid processes, negotiate pricing and contract terms, execute purchases, manage first deliveries • 3. Procure operating supplies and consumables (including reagents and spare parts) and non-construction capital spend (including mobile equipment) • 4. Ensure all contracts are reviewed for policy compliance and enterprise-level alignment prior to execution; flag clauses with broader implications • 5. Own vendor relationships through the pre-operational phase; ensure clean handoff to on-site procurement as sites become operational • 6. Support on-site procurement on complex purchases, high-value negotiations, and new project scope at existing operational sites • 7. Lead cross-site consolidation sourcing events to identify and capture volume-based savings opportunities • 8. Contribute quote data and supplier information to the organization's pricing and market intelligence database • 9. Coordinate across site and project teams to ensure continuity of supply through startup and into operations
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