Job ID: 744000151985569Expert Customer Billing & Invoice Operations Specialist (m/f/d) T Cloud Public – German-SpeakingA Coruña, Barcelona, Bilbao, Gijón, Granada, Madrid, Reus, Seville, ValenciaProfessionalRegularT-Systems IberiaYour TaskThe Expert Customer Billing & Invoice Operations Specialist is responsible for the correct, rule-compliant and efficient execution of financial, commercial and billing processes within the cloud business. As a central interface between customers and internal areas such as Sales, Finance, Operations, Delivery, Partner Management and Customer Management, the position supports the entire order-to-cash (O2C) lifecycle, ensures the quality and consistency of invoices, supports commercial tendering and offer processes and ensures compliance with standardized business processes. The position combines sound financial knowledge with comprehensive know-how in cloud business, operational governance and distinctive stakeholder management expertise. In addition, the role acts as a Subject Matter Expert (SME) for TSI governance frameworks, financial steering, delivery models, and commercial processes.
ResponsibilitiesOrder-to-Cash (O2C) — Financial & Billing ManagementManagement and coordination of order-to-cash activities for cloud products and servicesEnsuring correct and timely invoicing in accordance with contractual agreements and business policiesSupport and coordination of turnover-related processes in close cooperation with Finance, Sales, Service Delivery and Partner ManagementIdentification and clarification of billing-related errors, deviations and process gapsEnsuring that order-to-cash processes are aligned with TSI governance, financial steering and operational standardsFinancial Management & Billing (FMB)



— Invoice HandlingProcessing and managing invoices within the Financial Management & Billing (FMB) environmentEnsuring that invoices are prepared, reviewed and submitted correctly, completely and on timeCoordination of invoice corrections and technical clarifications with relevant stakeholdersEnsuring transparency and traceability of billing transactionsAssistance with financial reporting and commercial transparency requirementsInvoice Consistency & Quality AssuranceCarrying out detailed checks to ensure the quality and consistency of invoicesChecking the consistency between contracts, orders, consumption data, WBS structures and billing resultsIdentification of discrepancies and initiation and follow-up of appropriate corrective measures before invoicingHelping you comply with internal controls, audit requirements, and governance standardsEnsuring high billing quality across the entire revenue lifecycleOnboarding SupportSupport in onboarding new customers, partners and internal stakeholders in billing and operational processesAdvice and support on billing processes, standards, governance requirements and system usageImplementation and coordination of knowledge transfers and ensuring operational readinessHelping stakeholders understand financial and operational process dependenciesCommercial Bid ConsultingSupporting sales and bid teams with commercial and financial know-how during the preparation of offersAdvice on pricing structures, billing models,



partner-related commercial issues and operational feasibilityReview of commercial assumptions with regard to their compliance with standard processes and existing billing capacitiesParticipation in the preparation of customer offers and contractsAdvice on the requirements of AGP, Delivery Model Compliance, PSP Setup, TSI Offering Elements and Financial Steering LogicAssistance with financial and commercial valuations throughout the bid and approval life cycleGovernance, Financial Steering & Process ExcellencePerforming the role of process owner and advocate of standardized operational and financial processesAct as a Subject Matter Expert for TSI Governance, Financial Steering, and Commercial Process FrameworksEnsuring compliance with established governance frameworks, guidelines, and best practicesInitiating and implementing continuous process improvementsPromoting process harmonization across international business units and stakeholdersSupport for audit readiness, operational excellence and quality managementEnsuring commercial and operational alignment with the TSI Offering Elements and the TSI Delivery ModelAssistance with performance transparency, profitability management and revenue assuranceYour ProfileWe are seeking an Expert Customer Billing & Invoice Operations Specialist with extensive experience in cloud business billing operations, financial management, and order-to-cash processes. The idóneo candidate will possess strong technical knowledge of cloud platforms, TSI governance frameworks, and financial steering mechanisms, combined with excellent stakeholder management and analytical skills.
Must Have SkillsCompleted degree in business administration, business informatics, finance, or a comparable qualificationSever

📌 Expert Customer Billing (Madrid)
🏢 Telekom
📍 Madrid