Overview
T-Systems is the enterprise IT services subsidiary of Deutsche Telekom AG, headquartered in Frankfurt with approximately 28,000 employees and revenue of around EUR 3.8 billion in 2024. The firm operates as a full-stack provider covering datacentre and cloud hosting, SAP application services, network services, and digital solutions, with its largest commercial gravity in Germany, Austria, Switzerland, and the broader DACH public sector. T-Systems is one of SAP's longest-standing global hosting partners and runs SAP workloads on its own Open Telekom Cloud as well as AWS, Azure, and Google Cloud.
The SAP practice covers S/4HANA implementations, RISE with SAP, SAP hosting on the Sovereign Cloud and Open Telekom Cloud, and large-scale AMS. The firm is one of the few SIs with an SAP S/4HANA Sovereign Cloud offering certified for German federal and EU public sector clients, including compliance with C5 and BSI requirements. Manufacturing references are concentrated in automotive, where Deutsche Telekom group relationships with major OEMs drive consistent demand.
T-Systems is a strong fit for German-speaking public sector, regulated industries, and automotive buyers who want sovereign infrastructure and SAP under a single contract. It is less competitive for global multi-country rollouts outside Europe, where the firm subcontracts heavily, and for clients seeking aggressive transformation consulting rather than infrastructure-led delivery.
Services Offered
- S/4HANA implementation and conversion programmes
- RISE with SAP delivery on Sovereign Cloud and Open Telekom Cloud
- SAP application management and 24x7 AMS run
- SAP workload migration to hyperscaler and sovereign clouds
- SAP security, identity, and GRC services
- BSI C5 and EU sovereign compliance for SAP workloads
- SAP-integrated SD-WAN and edge connectivity
- SuccessFactors and SAP Concur deployments
- SAP Analytics Cloud and Datasphere rollouts
- SAP disaster recovery and business continuity services
Typical Engagement
| Engagement Type | Model | Typical Range |
|---|---|---|
| SAP assessment and roadmap | Fixed-fee | $200K–$800K (6–10 weeks) |
| S/4HANA implementation | Fixed-fee or T&M | $3M–$30M (12–24 months) |
| Multi-year SAP transformation + hosting | Outcome contract | $20M–$120M (3–7 years) |
| SAP AMS and hosting | Monthly retainer | $50K–$1M+ per month |
| Staff augmentation (SAP consultant) | Hourly bill rate | $100–$220/hour blended |
Pricing ranges verified May 2026 from public procurement awards (Bund, DACH municipalities) and reference checks. Sovereign Cloud workloads carry a premium of 15-25% over standard public cloud equivalents.
Strengths
- SAP Sovereign Cloud and Open Telekom Cloud — one of the few EU-domiciled options for regulated workloads
- Deutsche Telekom backing provides integrated network, mobile, and security services under a single MSA
- Deep German federal and state public sector references including BSI C5-certified SAP delivery
- Automotive manufacturing sector strength, particularly with German OEMs and tier-one suppliers
- Long-running SAP hosting relationship dating back to the early 2000s, with mature run-book economics
- Integrated network plus SAP edge offerings for IoT and shop-floor scenarios
Limitations
- SAP transformation consulting bench is smaller and less methodology-rich than tier-one global SIs
- Geographic concentration in DACH — operations outside Europe rely on partner ecosystems and Deutsche Telekom subsidiaries
- Reorganisations and cost-cutting programmes at parent group level have created bench instability since 2022
- Less attractive economics for buyers who do not also want hosting or network services from T-Systems
- Limited industry depth outside automotive, public sector, and utilities