Management of reporting and consolidation tool LucaNet, including user authorizations, report development, data integrity, and monthly data imports from local accounting systems, Preparation of reconciliation bridge between HGB, consolidated IFRS, and Group management reporting submitted to banks and the advisory board on a quarterly basis, Support in the monthly closing and management reporting process, including documentation, reporting packages, and checklists, Reconciliation and review of balance sheet movement schedules (assets, loans, provisions), Full responsibility for IFRS 16 lease accounting, including contract assessment, data review, monthly reconciliation, updates to accounting policies, and handling of contract modifications and lease planning, Full responsibility for trade receivables impairment under HGB and IFRS 9, including ECL calculation, subledger reconciliation, and data reliability checks, Identification of process improvements and participation in cross-departmental efficiency initiatives, Communication with external auditors, preparation of audit working papers, and drafting of accounting memorandums, Maintenance and regular updates of the Group Accounting Manual