Job ID: 744000151985569

Expert Customer Billing & Invoice Operations Specialist (m/f/d) T Cloud Public – German-Speaking A Coruña, Barcelona, Bilbao, Gijón, Granada, Madrid, Reus, Seville, Valencia

Professional

Regular

T-Systems Iberia

Your Task

The 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.

Responsibilities

Order-to-Cash (O2C) — Financial & Billing Management

- Management and coordination of order-to-cash activities for cloud products and services
- Ensuring correct and timely invoicing in accordance with contractual agreements and business policies
- Support and coordination of turnover-related processes in close cooperation with Finance, Sales, Service Delivery and Partner Management
- Identification and clarification of billing-related errors, deviations and process gaps
- Ensuring that order-to-cash processes are aligned with TSI governance, financial steering and operational standards

Financial Management & Billing (FMB) — Invoice Handling

- Processing and managing invoices within the Financial Management & Billing (FMB) environment
- Ensuring that invoices are prepared, reviewed and submitted correctly, completely and on time
- Coordination of invoice corrections and technical clarifications with relevant stakeholders
- Ensuring transparency and traceability of billing transactions
- Assistance with financial reporting and commercial transparency requirements

Invoice Consistency & Quality Assurance

- Carrying out detailed checks to ensure the quality and consistency of invoices
- Checking the consistency between contracts, orders, consumption data, WBS structures and billing results
- Identification of discrepancies and initiation and follow-up of appropriate corrective measures before invoicing
- Helping you comply with internal controls, audit requirements, and governance standards
- Ensuring high billing quality across the entire revenue lifecycle

Onboarding Support

- Support in onboarding new customers, partners and internal stakeholders in billing and operational processes
- Advice and support on billing processes, standards, governance requirements and system usage
- Implementation and coordination of knowledge transfers and ensuring operational readiness
- Helping stakeholders understand financial and operational process dependencies

Commercial Bid Consulting

- Supporting sales and bid teams with commercial and financial know-how during the preparation of offers
- Advice on pricing structures, billing models, partner-related commercial issues and operational feasibility
- Review of commercial assumptions with regard to their compliance with standard processes and existing billing capacities
- Participation in the preparation of customer offers and contracts
- Advice on the requirements of AGP, Delivery Model Compliance, PSP Setup, TSI Offering Elements and Financial Steering Logic




- Assistance with financial and commercial valuations throughout the bid and approval life cycle

Governance, Financial Steering & Process Excellence

- Performing the role of process owner and advocate of standardized operational and financial processes
- Act as a Subject Matter Expert for TSI Governance, Financial Steering, and Commercial Process Frameworks
- Ensuring compliance with established governance frameworks, guidelines, and best practices
- Initiating and implementing continuous process improvements
- Promoting process harmonization across international business units and stakeholders
- Support for audit readiness, operational excellence and quality management
- Ensuring commercial and operational alignment with the TSI Offering Elements and the TSI Delivery Model
- Assistance with performance transparency, profitability management and revenue assurance

Your Profile

We 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 ideal 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 Skills

- Completed degree in business administration, business informatics, finance, or a comparable qualification
- Several years of professional experience in billing operations, financial operations, invoice management, cloud business management, or commercial operations
- Profound experience with billing and invoicing processes in the cloud environment
- Very good knowledge of order-to-cash processes and the associated financial governance
- Experience working with cloud providers, partners, and in consumption-based business models
- Several years of experience within Telekom Service International (TSI), in cloud service organizations, or comparable international service environments
- Proven experience working with sales, delivery, finance, operations, and partner management
- Very good knowledge of TSI governance structures, financial steering mechanisms, and operational delivery processes
- Very good knowledge of cloud products and commercial cloud business models
- In-depth understanding of IaaS, PaaS, and SaaS offerings and their commercial impact
- Very good knowledge of TSI tools, governance frameworks, and operational processes
- Comprehensive knowledge of AGP (offer and approval process)
- Comprehensive knowledge of SALSA processes and tools
- Comprehensive knowledge of PSP setup and project structure management
- Comprehensive knowledge of TSI Delivery Model
- Comprehensive knowledge of TSI Offering Elements
- Comprehensive knowledge of Financial Steering Logic
- Very good understanding of Revenue Management
- Very good understanding of cost allocation and charging models
- Very good understanding of contribution margin and profitability management
- Very good understanding of Financial Performance Steering
- Profound knowledge of order-to-cash (O2C) processes and associated financial governance processes
- Experience in structuring commercial deals, implementing contracts, and contract life cycle management
- Good knowledge of the most important cloud hyperscalers, in particular Microsoft Azure,



Amazon Web Services (AWS), and Google Cloud (GCP)
- Understanding of cloud consumption models, subscription billing, and partner-based delivery models
- Very good knowledge of financial controls, invoice validation, audit requirements, and compliance frameworks
- Good understanding of operational processes and organizational structures in an international environment
- Distinctive analytical and detail-oriented way of working
- Excellent communication skills
- Excellent stakeholder management skills
- High level of personal responsibility and sense of responsibility
- Ability to work independently while working effectively with international and cross-functional teams
- Strong problem-solving skills
- Strong decision-making skills
- High resilience, flexibility, and adaptability in a dynamic business environment
- Strong teamwork skills
- Strong interpersonal and collaborative skills
- Confident and assertive appearance with the ability to actively drive governance requirements and process improvements
- Ability to balance commercial requirements with operational feasibility and financial objectives
- Distinctive consulting expertise and ability to provide sound advice to management and business stakeholders
- German language proficiency at least C1 level, both written and oral
- English language proficiency at least C1 level, both written and oral
- Willingness to cooperate internationally and, if necessary, to travel accordingly

About Us

T‑Systems is part of the Deutsche Telekom Group, with around 30,000 employees worldwide. We create technology with purpose to generate a positive impact on society. We are looking for curious talent, eager to learn, take on challenges, and contribute ideas that transform our customers' experience. We trust people: we offer autonomy, continuous support, and a collaborative environment where you can grow without limits. We are one global team, guided by respect, integrity, and a passion for doing better every day.

Benefits

- Flexible compensation plan (health insurance, meal vouchers, childcare, transportation)
- Telehealth services
- Life and accident insurance
- Social fund
- 26+ working days vacation per year
- Free access to specialist services (medical, legal, wellness)
- 100% salary coverage during sick leave
- Access to Coursera to learn whatever you want, whenever you want
- Weekly language courses (English & German)
- International mentoring sessions and experience days
- T-Social: social initiatives (sport, community, health)

Application Information

If you're looking for a new challenge, don't hesitate to send us your resume! Please send your resume in English.

T-Systems Iberia only processes the resumes of candidates who meet the requirements set for each offer.

Additional Details

- Hybrid work model (remote/on-site)
- Flexible working hours
- International, dynamic and collaborative environment

Job Benefits

Health & Insurance

- Flexible compensation plan (health insurance, meal vouchers, childcare, transportation)
- Telehealth
- Life and accident insurance

Professional Development

- Tailored Training: Access Coursera to learn whatever you want, whenever you want
- Weekly language courses (English & German)
- International mentoring sessions and experience days

Work-Life Balance

- Hybrid work model (remote/on-site)
- Adaptable working hours
- 26+ working days vacation per year

Lifestyle & Wellness

- T-Social: social initiatives (sport, community, health,...)
- Free access to specialist services (medical, legal, wellness)

Financial

- Flexible compensation plan (health insurance, meal vouchers, childcare, transportation)
- Social fund
- 100% salary coverage during sick leave

📌 Expert Customer Billing & Invoice Operations Specialist (m/f/d) T Cloud Public – German-Speaking (La Coruña)
🏢 T-Mobile
📍 La Coruña