Freelancer profile translated to English.
Back to original languageAbout Dennis
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Certified Senior Test Manager with extensive experience in leading large IT projects, specializing in SAP R/3 and S/4HANA as well as test automation.
● Outstanding analytical and communication skills
● Extensive responsible experience in global projects (German and English)
● Theoretical and practical know-how in all phases/tasks of test management
● Over 30 years of experience in the development, migration, and scaling of complex IT systems
● Keen eye for potential test risks and challenges
● Impressive track record of over 150 successful projects with more than 100 clients
German
Native or bilingual
English
Fluent
Can work on-site
Hamburg (up to 50km), Berlin (up to 50km), Frankfurt am Main (up to 50km), München (up to 50km)
Experience
- LiebherrSenior Test ManagerCIVIL ENGINEERINGOctober 2024 - Today (1 year and 8 months)Hamburg, GermanyProject Activities:● Management - Creation of a test concept● Preparation of test tools and methods● Planning of test execution● Coordination of test execution● Within the scope of test planning and execution: Coordination with functional, technical streams and dependent projects● Coordination of requirements with contracting partners and Change & Release ManagementEnvironmentSAP S/4HANA, TOSCA, Focus Build, QTest, Solution Manager
- BeratungsunternehmenHead of Test and Software DevelopmentJuly 2017 - March 2018 (8 months)• Disciplinary leadership of 52 employees in 4 teams• Service responsibility for test and software development services• Responsible for project, test team, and test progress• Support for SAP migrations and their connections to Java systems• Coordination and planning of all test tasks for migration projects• Ensuring various test procedures and development for data exchange• Preparation of the company's agile transition• Ensuring test results and test progress• Provision of development infrastructure SAP, Java, Mobile• Development of the AI testing topic• Responsibility for the first successful agile project in the environmentEnvironment SAP, Java, Jira, Host, AQUA, SoapUI, Ranorex, JMeter, Jenkins
- Vattenfall EnergiebrancheSenior Test ManagerJanuary 2014 - December 2014 (11 months)• Conception of test automation with Tosca• Test planning and risk management of various test procedures• Increase in test maturity level• Organization of the test environment• Coordination of all test activities• Ensuring perfect test data for all test levels• Provision of test data for all process tests• Real-time reporting of test and test execution progress using dashboardsEnvironment SAP, SolMan, Java, Oracle, SAP Upgrades, SAP Templates, Blueprints, TOSCA, Microsoft Office
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Education
- 1995 – 2001 Lecturer at the Hamburg Chamber of Commerce:Strategic Business Management, Project Management, Media Management2001
- 1993 – 1997 International Management (English) with a focus on Computer Science,Organizational Theory and Organization in Hamburg and Canada1997
Certifications
- ● ISTQB Certified Tester (CTFL)ISTQB2010
- ● ISTQB Certified Test Manager Advanced LevelISTQB2010