Join our team at Rheinmetall 4iG Digital Services (R4), a fast-growing international IT services company where innovation, impact, and opportunity come together! R4 was founded by Rheinmetall, a leading international systems supplier in the defence industry, and 4iG, Hungary's leading integrated service provider in telecommunications, systems integration, space and defence industry. Besides delivering high-impact IT projects and services to Rheinmetall's subsidiaries worldwide, 2026 marks an exciting new chapter, as we extend our reach beyond the global Rheinmetall IT organisation and enter the broader market, offering our expertise to external customers as well. Headquartered in Budapest, we combine the stability of a large international enterprise with the agility of a delivery-focused organisation. Built on strong foundations and guided by clear strategic goals, we are continuously expanding our service portfolio. Backed by two major industry groups and shaped by an international outlook, we offer an inspiring work environment with challenging assignments, international collaboration, and long-term career opportunities for talented professionals.\n \nIn order to achieve our common goals, we count on you\n\n A Team Lead of 10-15 colleagues to drive delivery and stable operations across the Procurement Applications landscape (SAP MM-PUR, SRM, Ivalua, Beneering).\n Ownership of end-to-end implementation and support for business-critical processes.\n Strong coordination of incident and problem management, including root-cause analysis and preventive actions.\n Close partnership with business stakeholders to translate needs into clear functional and technical designs.\n Oversight of configuration, development and integrations to ensure reliable solutions and high-quality outcomes.\n Planning and coordination of change and release activities (transport management, versioning, release windows, rollback planning).\n Leadership of testing and go-live readiness (unit/integration/UAT, defect quality control, cutover and hypercare).\n Coordination of external vendors and ensuring delivery quality against agreed standards and acceptance criteria.\n Strong focus on documentation and knowledge management (runbooks, playbooks, interface and configuration documentation).\n \nWhat you will need for successful work\n\n Successfully completed studies in the field of information technology, business administration or comparable training\n 8+ years of professional experience in a relevant position\n At least 2 years of management experience\n Proven experience leading delivery and/or application support within an SAP landscape, preferably in procurement\n Strong functional understanding and practical experience in SAP MM-PUR, SRM or in Ivalua.\n Experience translating business requirements into functional and technical specifications, and overseeing implementation (configuration, development, integration)\n Solid track record in incident and problem management for business-critical processes, including root-cause analysis and preventive actions\n Practical experience with change and release management (e.g., transport management, versioning, release windows, rollback planning) in an enterprise environment\n Ability to lead cutover and go-live activities (runbooks, dependencies, rehearsals, go-live checkpoints, hypercare)\n Strong documentation discipline (operational runbooks, troubleshooting playbooks, configuration and interface documentation)\n Vendor coordination experience with quality assurance focus (deliverables control, standards, acceptance criteria)\n Excellent stakeholder management and communication skills across IT and business teams\n Intercultural competence and willingness to travel\n Professional written and spoken English\n \nWhat we offer\n\n Take over an important and challenging role with high visibility\n Become part of the unique growth stories of Rheinmetall and 4iG, which offer outstanding development and career opportunities\n Gain insight into the defence and automotive industry\n Make use of the broad network with over 40.000 great colleagues at Rheinmetall and 4iG worldwide\n Benefit from various professional trainings and events\n Enjoy our international and flexible work environment with an official office in Budapest but up to 90% mobile work\n \nWhat we are happy about\n\n Experience with SAP S/4HANA transformations and/or implementations or rollouts\n Knowledge of integration technologies and patterns (IDoc/EDI, RFC, APIs, SAP PI/PO, SAP CPI) and interface monitoring practices\n Exposure to test automation approaches for regression testing in SAP landscapes\n Familiarity with ITIL practices and tools (incident/problem/change processes, SLA/KPI tracking)\n Experience managing technical debt and stabilization backlogs using agile/lean ways of working\n SAP certifications in relevant SAP modules or related process areas\n Understanding of security/authorization concepts in SAP (role design considerations, access request approvals, SoD awareness)\n Experience contributing to innovation initiatives, proof-of-concepts, or solution concept design in an enterprise setting\n German language skills are an advantage\n\n