SAP S4/Hana Basis Senior Manager

Job DescriptionSAP S/4HANA Basis Senior Manager – Mars Global ServicesLocation: UK (London, Slough), USMars is undertaking a major global transformation, implementing SAP S/4HANA across our Petcare, Snacking, Food, and Corporate segments. This isn’t just a system upgrade—it’s a shift to simpler, more connected ways of working.To support this, we’re hiring a Senior Manager to lead SAP Basis operations. This role will oversee the technical foundation of our SAP landscape, ensuring secure, scalable, and high-performing systems across a complex, multi-instance environment.You’ll collaborate closely with our existing Basis team, system integrators, and cross-functional stakeholders to ensure technical excellence and operational resilience.What will be your key responsibilities?Lead all SAP Basis activities across the global S/4HANA landscape.Partner with the BAU Basis team to manage installations, configurations, and system operations (S/4, Fiori, Solution Manager, etc.).Oversee performance tuning, system refreshes, client copies, and transport management.Support cutovers, go-lives, and hypercare activities.Define and maintain high availability, disaster recovery, and backup protocols.Collaborate with infrastructure, integrati…