The Customer Service Specialist is responsible for monitoring PO acknowledgment, past due POs and On-Time Delivery over the open Purchase Order pipeline, through the proactive or On Demand process management in the Demand to Deliver order lifecycle (from the PO Creation to supplier delivery). The Specialist provides internal customer support on order deliveries, push materials through the internal logistics process, modify or cancel purchase orders based on business needs, and provide general guidance through the P2P process for involved stakeholders upon request. This person ensures all activities are performed in strict compliance with Schlumberger procedures, employment rules, manuals, policies, and country legislation. * Monitor and work with the supplier to guarantee, PO acknowledgement, control Past Due POs and on-time delivery for orders in scope. * On demand teams manage changes or expediting needed based on ESM tickets received. * Escalate to relevant stakeholders the supplier...