We are looking for an "SAP Specialist" profile at LHH for a reputable company, end client located in Bizkaia. Main Responsibilities: * Analyze, design and develop solutions in SAP S/4HANA. * Implement extensions, customizations and improvements together with external vendors. * Participate in migration projects and post-S/4HANA optimization, ensuring the quality of developments and their alignment with business processes. * Collaborate with functional consultants and business teams to translate requirements into efficient technical solutions. * Design and implement interfaces and integrations with other corporate systems. * Provide technical support for development incidents and perform preventive or corrective adjustments. * Document developments and participate in unit, integration and user testing. * Support Infrastructure (networks, systems and communications). * Degree in Computer Engineering, Telecommunications, Industrial Engineering or similar. * Minimum of 3 to 5 years of experience in SAP implementation projects, with at least 2 years in SAP S/4HANA environments. * Previous experience in SAP S/4HANA migration projects will be highly valued.