Senior System Engineer EA-1387

NAXCON GmbH, headquartered in Weil am Rhein with additional offices, including Stuttgart, is one of Germany's leading engineering and IT service providers.Our experts possess extensive expertise in software and hardware development, modern electronics, and cutting-edge technologies such as Artificial Intelligence (AI).In addition to delivering high-quality engineering solutions for our customers, we are passionate about driving our own innovation projects as well as research and development activities. Renowned companies from a wide range of industries place their trust in our expertise, reflecting the outstanding knowledge, professionalism, and commitment of our engineers.Position: Senior System EngineerLocation: Bonn, Frankfurt, München, Nürnberg + mobile work ((One person will be hired for each location)Field: DefenceType: Full-time /70% RemotePosition OverviewWe are looking for an experienced Senior System Engineer to support the design, implementation, integration, and operation of complex IT Service Management (ITSM) solutions.The role covers the complete lifecycle of modern IT solutions, from requirements engineering and architecture design through implementation, testing, deployment, and operational optimization.The position combines requirements engineering, solution and architecture design, technical implementation, testing, data migration, application support, project management, and agile team coordination. The successful candidate will work closely with customers, technical teams, developers, and other stakeholders to translate business requirements into robust technical solutions.ResponsibilitiesSupport requirements management and requirements engineering. Elicit, document, validate, and manage requirements. Develop architecture designs in accordance with defined architecture guidelines. Develop solution designs covering usability, reporting, and system-specific functionalities. Prepare effort estimates and project schedules based on solution designs. Implement technical solutions based on approved solution designs. Perform different types of software testing, including: Unit testing Black-box testing Integration testing Acceptance testing Support integration and acceptance tests. Prepare and execute technical implementations in production environments. Support data migration activities. Create and maintain technical documentation, including: Architecture concepts Implementation documentation Test cases Provide 2nd and 3rd level technical support. Perform root-cause analysis and troubleshooting. Develop and implement workarounds and technical solutions. Ensure knowledge transfer and enable colleagues to act as technical representatives for developed solutions. Ensure compliance with defined quality-assurance measures, including four-eyes principles during code reviews. Lead sub-projects and technical project activities. Support the coordination and technical leadership of development teams. Apply agile methodologies in the project environment. Support self-organizing teams and improve collaboration within an agile environment. Take responsibility for assigned technical tasks and coordinate communication with relevant stakeholders. IT Service Management & Platform EnvironmentThe role involves working with enterprise IT Service Management platforms supporting ITIL-based processes and business requirements.Experience with platforms such as Service Management solutions, enterprise asset/service management systems, or comparable ITSM platforms is highly relevant.RequirementsEducation & Professional ExperienceCandidates should have:A successfully completed Bachelor's degree in: Computer Science Business Informatics Information Technology Or a comparable discipline orRelevant vocational training, such as: IT Specialist for Application Development Comparable IT qualification In addition:At least 7 years of professional experience in IT architecture and/or software development. IT Architecture & Requirements EngineeringAt least 2 years of practical experience in IT architecture. Experience creating high-level concepts and architecture designs based on business and technical requirements. At least 2 years of experience in requirements engineering, including: Requirements elicitation Requirements analysis and detailing Requirements documentation Requirements validation Coordination of requirements with customers Software DevelopmentAt least 2 years of experience in software development within an ITSM or comparable enterprise application environment. Experience creating detailed technical specifications. Experience with effort estimation and scheduling based on technical specifications. Experience implementing technical solutions. Knowledge of data and workflow management. TestingAt least 2 years of experience in Application Lifecycle Management (ALM). Experience developing test cases. Experience performing: Unit tests Integration tests Acceptance tests Experience documenting and managing test results. Agile & Project LeadershipAt least 2 years of experience leading sub-projects and/or employees in an agile IT environment. Strong knowledge of agile methodologies. Experience supporting self-organizing development teams. Experience coordinating and technically guiding development teams. Scrum Master experience or comparable agile leadership experience is advantageous. IT Service ManagementITIL Foundation v3 or higher certification required. Practical understanding of IT Service Management processes and ITIL principles. Project ManagementPRINCE2 certification required. Practical experience in project management and coordination. ToolsPractical experience with:JiraConfluenceMicrosoft Office ITSM / ALM platforms Requirements and documentation tools Experience with enterprise ITSM platforms is highly desirable.LanguagesGerman: C1English: B1Language proficiency should correspond to the Common European Framework of Reference for Languages (CEFR) unless German is the candidate's native language.Soft SkillsThe successful candidate should demonstrate:Strong initiative and proactive working style. Excellent organizational skills. Strong coordination and technical guidance capabilities. Ability to coordinate larger development teams across different areas. Excellent communication and conflict-resolution skills. Strong analytical and structured thinking. Strong teamwork and collaboration skills. Customer-oriented approach. Ability to communicate complex technical topics clearly. High level of personal responsibility and reliability. Additional RequirementsWillingness to travel approximately 15 days per year. Ability to work in a security-sensitive environment. Applicants must provide information regarding their nationality as part of the application process. Approximately 70% mobile working is possible.What we offer:International Working Environment: Join a diverse and multicultural team where people from different backgrounds and cultures collaborate to achieve outstanding results.German Language Development: Whether you are a beginner or an advanced speaker, we provide a supportive environment to help you improve your German language skills.Dedicated Point of Contact: You will have a personal contact within the company who will support and guide you throughout your employment.Professional Growth: Our engineers have the opportunity to work on exciting projects across different industries, continuously expanding their expertise and developing new skills.Regular Team Events: We organize regular company events to strengthen team spirit, encourage collaboration, and create a positive working atmosphere.Competitive Compensation: We value our employees and offer an attractive compensation package that reflects your qualifications, experience, and performance.Typefull time