1&1 Versatel GmbH | Germany | 24xxx Flensburg | Permanent position | Full time / Home office | Published since: 19.01.2026 on stepstone.de
(Junior) Administrator Customer Incident Management (m/f/d)
1&1 Versatel operates Germany's largest alternative fiber optic network and, as a driver of the Gigabit Society, pushes the continuous expansion of the fiber optic network. As a B2B specialist of the 1&1 group of companies, we serve around 50,000 business customers. Be part of something big! !
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Your tasks • Your profile • What we offer
Own implementation of the disorder management in the (Carrier-)Voice environment for our customers, from initial analysis to final restoration Administering and Configuring our Voice Systems (VoIP) Ensure high service availability while maintaining SLA times Taxes and checks of various service providers Require and initiate the technical service Processing and processing of cross-departmental or cross-departmental projects
Complete technical vocational training Knowledge of voice protocols (SIP - incl. the associated RFC) and technologies (IMS) Responsibility combined with solution orientation High service orientation and contact strength Team player with strong hands-on mentality Standby 24/7 shift operation Very good knowledge of German and good English (min. Level B2)
Our corporate culture: Pleasant working climate, estimating communication culture by you, flat hierarchies and a motivated team with hands-on mentality. Individual training opportunities: targeted promotion of interests, human resources development programmes, individual training opportunities and internal and diverse 1&1 Versatel Academy. Excellent working conditions: flexible working hours, sliding time model with leisure compensation, mobile work up to 2 days per week, 30 days holiday and special holiday for various occasions. Office: Ergonomically equipped office, free parking at almost all locations and good public transport connection. Health services: Health care programme (EAP) for all employees and their family members, occupational health management, supplementary health insurance financed by the employer, occupational health promotion and assistance to occupational pension schemes. Benefits & additional services: bicycle leasing, employer grant to the German ticket as a job ticket, discounts for 1&1 products, corporate benefits, jubiliäumsgratifikations as well as an employee advertise employees' recommendation premium. Events: Regular team events and a group-wide summer festival. .
Location
 | 1&1 Versatel GmbH | |
| 24937 Flensburg | ||
| Germany |
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