Internship Sales Operating Office
Description
T-Systems offers an internship in the Sales Operating Office starting 01.12.2026 for students who want to put theory into practice in a commercial environment. As an intern you support the team by creating PowerPoint presentations, organizing and coordinating tasks and projects, and analyzing and optimizing business processes. You prepare and analyze data in Excel, compile decision documents and evaluations, and present internal results. The role offers mentoring, practical experience across business processes and networking within a leading company.
Requirements
- Studying business administration, a comparable course of study, or in a gap year
- Profound knowledge of Microsoft Excel for data management and analysis
- Confident use of Microsoft PowerPoint to create meaningful presentations
- Highly developed organizational skills for efficient task management
- Effective written and oral communication skills
- Ability to work as part of a team
- Very good knowledge of English and German (written and oral)
Languages
German
C1 · AdvancedA1A2B1B2C1C2
English
C1 · AdvancedA1A2B1B2C1C2
Experience Level
InternEntry LevelMid-levelSeniorLeadExecutive
Benefits
Attractive remuneration
Valuable practical experience in a dynamic commercial environment
Learning and development through practical tasks and mentoring
Supportive, collegial team
Modern work environment
Networking opportunities within a leading company
📍 Life in Bonn
👥
Population
0.3M
⭐
Quality of Life
8.0
🇬🇧
English Friendly
8.0
💻
Tech Scene
7.0
🌍
International
7.0
🚇
Public Transport
7.0
🚴
Bikeability
8.0
🌬️
Air Quality
7.0
🌳
Green Spaces
7.0
🚗
Car Free
8.0
ℹ️
About Bonn
- •Deutsche Telekom HQ
- •IT and telecommunications
- •UN agencies
🌤️
Climate
- •Temperate climate
- •Moderate seasons
❄️Jan: 2°C☀️Jul: 18°C📅Avg: 10°C
☀️1650 sunshine hours/year
🛡️
Safety
- •Generally safe
- •Low crime rates
Overall:7.0
🏥
Healthcare
- •Good hospitals
- •Adequate coverage
Quality: 8.0Access: 8.0
🎭
Culture
- •Cultural venues
- •Local events
🎉
Nightlife
- •Bars and venues
🏞️
Recreation
- •Parks
- •Sports facilities
💰
Cost of Living
- •Moderate costs
- •Good value
🏠 Rent (1BR center):€1100
⚡ Utilities:€220
🛒 Groceries:€300
🍽️ Dining out:€16
Part of Collections
A leading European IT services and consulting company, wholly-owned subsidiary of Deutsche Telekom AG. With ~26,000 employees across 26 countries and €4.0 billion in annual revenue, T-Systems drives digital transformation for multinational corporations and public sector institutions through end-to-end solutions spanning multi-cloud, SAP, cybersecurity, AI, and IoT — with deep industry expertise in automotive, healthcare, public sector, and transport.
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€per year
€20k€250k
Your situation in Germany
The default for anyone single, divorced or widowed.
Only changes the church tax rate — 8% in Bavaria and Baden-Württemberg, 9% everywhere else.
Childless employees over 23 pay a higher Pflegeversicherung (care insurance) rate.