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Marius Preda

@mariuspreda

I lead logistics billing, supplier governance, and cost-control improvements across EMEA and Africa.

At SLB, I lead Logistics Billing across EMEA and Africa, managing five specialists and supporting logistics operations exceeding USD 20M annually.

I partner with Procurement, Finance, Logistics, and Operations to validate freight costs, strengthen contract compliance, resolve supplier issues, and improve billing processes. My work has delivered USD 350K in annual savings through logistics automation and transportation optimization.

Across 17+ years in procurement, logistics, transportation, and supplier management, I've managed sourcing, RFQ/RFP processes, purchase orders, supplier performance, and commercial negotiations at SLB and IMSAT.

Experience

Work history, roles, and key accomplishments

Current

Logistics Billing Lead

Current

SLB (formerly Schlumberger)

Jan 2021 - Present (5 years 8 months)

Lead the Logistics Billing function across the EMEA & Africa region, overseeing a team of five specialists and supporting logistics operations with an annual value exceeding USD 20M. Partner with Procurement, Finance, Logistics and Operations teams to ensure supplier invoice accuracy, contractual compliance, transportation cost validation and continuous process improvement.

Procurement Operations Vendor Management Supplier Relationship Management Purchase To Pay (P2P)Contract Compliance Supply Chain Operations Logistics Operations Freight Cost Modeling Logistics Compliance Process Improvement KPI Management Team Leadership Stakeholder Management Cross Functional Collaboration Cost Optimization Risk Identification and Resolution SAP ERP Oracle ERP Excel

Tactical Logistics Billing Specialist

SLB (formerly Schlumberger)

May 2020 - Dec 2020 (7 months)

Validated supplier invoices against contracts, agreed pricing structures and supporting documentation. Supported Purchase-to-Pay (P2P) processes, freight cost validation and invoice governance, and managed supplier Statement of Account (SOA) reconciliations and credit note processes.

Procurement Operations Vendor Management Purchase To Pay (P2P)Contract Compliance Freight Cost Modeling Logistics Compliance Process Improvement SAP ERP Oracle ERP Excel

Senior Buyer

SLB (formerly Schlumberger)

May 2014 - Apr 2020 (5 years 11 months)

Managed procurement activities across multiple spend categories including logistics services, transportation, equipment & machinery rentals, MRO and operational services. Conducted RFQ/RFP processes, evaluated supplier quotations and negotiated commercial pricing with an international portfolio of approximately 30–40 suppliers.

Procurement Operations Vendor Management Supplier Relationship Management Contract Compliance Supply Chain Operations Logistics Operations Cost Optimization Process Improvement SAP ERP Oracle ERP Excel

Procurement Engineer

IMSAT

Jan 2008 - Jan 2014 (6 years)

Managed procurement activities for engineering materials, technical products, equipment and operational services. Identified, evaluated and selected suppliers based on commercial and operational requirements, and negotiated pricing, delivery terms and commercial conditions.

Procurement Operations Vendor Management Supplier Relationship Management Contract Compliance Cost Optimization Process Improvement

Education

Degrees, certifications, and relevant coursework

University Polytechnics, Bucharest

Bachelor's Degree, Power Engineering

2003 - 2008

Bachelor's Degree in Power Engineering from the University Polytechnics, Bucharest, from 2003 to 2008.

MITx

MicroMasters in Supply Chain Management, Supply Chain Management

Completed coursework in Supply Chain Fundamentals, Supply Chain Dynamics, and Supply Chain Design as part of the MITx MicroMasters in Supply Chain Management.