GELSENWASSER AG

Manager

• Provide subject-matter leadership and continuous development of billing processes within the team
• Maintain, support and further develop billing processes in SAP IS-U
• Prepare and produce the annual tariff customer billing for the segments electricity, gas (market roles: sales and grid), as well as heat, water and wastewater
• Process and monitor error logs and create invoice corrections
• Execute the annual consumption billing for service customers
• Set up and maintain billing master data
• Perform system tests in SAP IS-U and contribute to project work

Process Manager – Billing

Administration

• Maintain our control system and implement requirements for the hardware and software components
• Conceptually further develop and optimize the network and, in particular, the IT security infrastructures
• Perform change operations in the control system’s data model for modifications to the power grids and further develop network calculations
• Participate in on-call duty to ensure system availability

System Administrator, Power Grids

Systems Engineer

• During your apprenticeship you will analyze, plan, and implement complex IT systems.
• You will advise users on hardware selection and provide customers and users with technical advice, support, and training.
• You will commission systems and install software.
• Project planning and execution are also part of your training.

IT Specialist Apprenticeship – System Integration

• Maintain our control system (SCADA) and implement requirements for hardware and software components
• Design, develop and optimize network infrastructures, with a particular emphasis on IT security
• Perform change control in the control system's data model when power grid changes occur and further develop network calculation models
• Participate in on-call duty to ensure system availability

Systems Administrator – Power Grids

Software Engineer

• Do you want to study Environmental Engineering Sciences and gain valuable practical experience at the same time?
• The program lasts 3–4 years, and during the practical phases you will gain experience in the following areas: wastewater treatment, assignments at a sewage treatment plant and a waterworks, project work, and insights into departments such as Human Resources, Electrical Engineering, and Plant Mechanics.

Process Manager – Billing

System Administrator, Power Grids

IT Specialist Apprenticeship – System Integration

Systems Administrator – Power Grids

Dual Study Program – Bachelor of Engineering, Environmental Engineering