Job description: Project Objectives: 90% Remote work in Germany. Adaptation and Further Development: Adapt loading programs to changed source systems (e.g., GAT). Adjust to organizational changes (e.g., representation of independent subsidiaries). Replace previous data sources with new ones. Further develop the energy information system to meet new circumstances and requirements. Display additional or extended views integrating new source systems. Technical Analysis and Documentation: Analyze, structure, and document new or changed technical circumstances within EIS. Create IT documentation for further developments under Microsoft Word. Maintain the functional system description. Advisory and Error Correction: Advise technical management on EIS-related issues. Identify and correct errors in the EIS system (e.g., incomplete loading processes, non-responsive server processes). Provide advice on IT problems and solution scenarios for customers DB REGIO, DB CARGO, DB Fernverkehr. Services Required: Programming/Implementation: Customize technical components in applications based on the technologies used, including associated interfaces, modules, and corresponding databases. Correct errors from test phases in applications/components. Utilize existing data under Business Objects XI 4.1. Conduct code reviews, component tests, module tests, and module group tests. Prepare decision templates on technical topics and present complex technical topics. Report risks and problems to technical architects and project management. Duration and Total Scope: Technical Requirements: Mandatory Requirements: Qualification: 10 years of experience as DBA, with specific expertise in the Oracle environment and performance optimization of SQL queries. 5 years of experience with Business Objects. 5 years of experience with PL/SQL. 5 years of experience in creating and analyzing Oracle SUN Solaris computer platforms. Experience: 5 years of experience with operational processes in planning and executing train journeys, locomotive and passenger coach classification, temporal use of the locomotive and driver, and service types. Experience in database design, implementation, and creation of test scenarios. 2 years of experience in Python. Skills: Experience with shell scripts. Proficiency in German at native speaker level (C2). Knowledge of Office products (Word, Excel). Proven Experience: At least 5 years of practical experience in the specified technologies and environments.