Lead Buyer - CAPEX (M/F)

Lead Buyer CAPEX – ArcelorMittal Decarbonization Program
Luxembourg
Trending
Job Description

As part of our billion-euro decarbonization program, we are launching some of the largest industrial transformation projects in Europe. These are mega CAPEX projects, involving complex stakeholder ecosystems, major industrial equipment procurement, and long-term strategic impact.

To support this ambition, we are looking for an experienced CAPEX Project Buyer who has already operated in large-scale industrial environments (Oil & Gas, Energy, Mining, Heavy Industry) and are comfortable managing high-value, complex procurement packages.



Your role

As a Lead Buyer, you will play a critical role in delivering large-scale CAPEX investments (multi-million to billion € projects) from early strategy definition to contract execution.

You will operate at the heart of the project ecosystem, working closely with Project Directors, Engineering teams, EPC/EPCM contractors and suppliers across the globe.

This role is not a traditional category buyer position — it requires hands-on experience in project procurement within mega projects, with strong



Your key responsibilities

Project Procurement Leadership

Lead full CAPEX procurement lifecycle in line with ArcelorMittal Capital Investment Project Methodology (from early purchasing strategy definition to contract execution)
Drive execution of the approved AM Investment Plan and CAPEX Procurement Strategy & Objectives, with support from the CAPEX Manager
Develop Project and Package Purchasing Strategies from early project phases through Final Investment Decision, ensuring optimized solutions for the Investment Approval Committee (IAC)
Define and maintain Procurement Risk Management plans, from identification to mitigation actions
Monitor and report project progress using CAPEX Tools
Identify synergies and leverage bundling opportunities across the Global CAPEX Team



Supplier & Tender Management

Select and engage suppliers from the Global Supplier Base in RFx processes (e-RFQ, e-sourcing)
Ensure supplier onboarding and qualification in collaboration with the Vendor Management function
Lead the Tendering Process, including:
Technical and commercial alignment
Cost analysis and benchmarking (with Benchmark Analyst support)
Shortlisting of best offers
Drive End of Negotiation (EoN) to secure optimized contracts (price, terms & conditions) aligned with Purchasing Performance KPIs
Ensure governance and approval of negotiation results per ArcelorMittal Procurement Governance



Contracting & Execution

Lead contract drafting and negotiation aligned with:
ArcelorMittal General Conditions for Capital Purchases
Standard frameworks
Support contract administration together with User Site CAPEX Buyers, including:
Change order management
Claims management
Contract performance follow-up
Ensure full utilization of Procurement digital tools (DigiPACE) for all sourcing and contract management activities



Stakeholder Management & Project coordination

Coordinate all purchasing activities with local CAPEX teams at User Sites
Work closely with Project Leaders, Engineering teams, Operations and Global Procurement
Act as a key interface within complex, multi-stakeholder mega projects
Execute Supplier Management requirements in line with AM Capital Goods (AMCG) Policy
Collaborate with Process Quality & Vendor Management teams
Conduct Supplier Assessments throughout the project lifecycle (Supplier Assessment Campaigns)



Compliance

Ensure full compliance with:

Group Procurement Policy (Best-in-Class Supply Chain & Responsible Sourcing)
AM Capital Goods (AMCG) Policy, including governance requirements
Capital Investment Project Methodologies (milestones, gates, assessments for Procurement Knowledge Area)
Health & Safety (H&S) Policy and Life Saving Golden Rules
Usage of Purchasing Productivity Tools (e-RFQ, e-sourcing, supplier management, contract management systems)



What we are looking for

Someone with strong exposure to mega projects and CAPEX environments :

12+ years in Procurement, Engineering, or Project environments
Proven experience as Project Lead Buyer / CAPEX Lead Buyer on large industrial projects
Experience managing high-value procurement packages (multi-million €)
Background in heavy industries (Oil & Gas, Energy, Mining, EPC/EPCM, Infrastructure, Steel…)
Strong exposure to CAPEX investments and project-driven procurement (not just category buying)

Skills & mindset

Excellent negotiation skills in complex environments
Strong commercial and analytical mindset (TCO, risks, cost breakdowns)
Ability to operate in large, fast-paced, international project teams
High level of autonomy, ownership, and resilience
Strong stakeholder management and communication skills

Education & tools

Master's degree in Engineering, Supply Chain, or Project Management
Fluent in English
Familiar with procurement tools, contract management, and project methodologies



Why Join Us

Be part of one of the largest industrial decarbonization programs in Europe
Work on mega projects with real impact on sustainability
Exposure to strategic, high-value procurement decisions
Collaborate with top experts in CAPEX, engineering, and industrial transformation
Grow in a dynamic, international and high-performance environment