Recommended expert

Thomas Jahn

Test Manager

Thomas Jahn
Becherbach, Germany

Experience

Oct 2024 - Feb 2025
5 months

Test Manager

Hamburger Energienetze GmbH

  • Method: none
  • Environment: ERP, S/4HANA, Confluence, Jira, Xray, SAP Solution Manager, Tosca
  • Created the test concept for migrating ERP to S/4HANA
  • Created manual test cases and test plans for user acceptance testing
  • Coordinated tests among domain testers
  • Test automation with Tosca
  • Manual testing
Apr 2024 - Sep 2024
6 months

relaxed traveler

Sabbatical-Time

  • Method: mental relaxation
  • Environment: Italy, Hong Kong, South Africa
Jun 2023 - Mar 2024
10 months

Test Manager

Deutsche Bahn AG

  • Method: Scrum
  • Environment: Confluence, Jira, Xray, Pega Test Suite, DMP, MS Azure
  • Set up classic test management (customizing project)
  • Coordinated tests between the involved SST partners and partners from different business areas
  • Continued the test concept
  • Set up test automation with Pega and Xray
  • Created test plans
  • Supported key users
  • Manual testing
  • Analyzed and communicated test results with Xray
Jun 2022 - May 2023
1 year

TPL / Test Manager

Hornbach AG

  • Method: Scrum
  • Environment: Confluence, Jira, Xray, QF-Test, Integrity, SAP Solution Manager, SAP FiCo, POS software, Microsoft Azure Cloud
  • Set up classic test management (customizing project)
  • Coordinated tests among the involved partners (GEBIT/Hornbach AG)
  • Created the test concept
  • Set up test automation with QF-Test and the execution environment
  • Managed test data for the required end-to-end tests
  • Manual testing
  • Created test plans based on implementation packages
  • Supported key users
Jan 2022 - Apr 2022
4 months

Test Manager (Hands-on)

Senatskanzlei Hamburg AöR

  • Method: Scrum
  • Environment: Confluence, Jira, TM4J/Adaptavist
  • Set up classic test management (customizing project)
  • Coordinated tests among the involved partners (Dataport, OTS, Senate Chancellery)
  • Created the test concept for the audit
  • Created test plans based on implementation packages
  • Supported key users
  • Manual testing
  • Analyzed and communicated test results with TM4J
Nov 2021 - Mar 2022
5 months

Test Manager

Vaillant Group

  • Method: Scrum
  • Environment: X-Ray, Zephyr, Confluence, Jira, MS-Azure
  • Setting up classic test management for embedded systems and evaluation boards in Jira
  • Coordinating IoT tests among the involved test lab partners
  • Creating test plans for HIL and SIL tests
  • Developing the test strategy for embedded software tests
  • Analyzing and communicating test results to the project lead and stakeholders
Jul 2021 - Nov 2021
5 months

Test Manager (Hands-on)

VIACTIV Krankenkasse

  • Method: Scrum
  • Environment: Zephyr, Confluence, Jira
  • Setting up classic test management (customizing project)
  • Coordinating IOP tests among the involved partners (AOK-Systems, IBM, MISC, and VIACTIV)
  • Fulfilling participation obligations
  • Task force during the implementation phase
  • Creating test plans (cut-over) according to the project schedule
  • Supporting the business unit during the testing phases
  • Analyzing and communicating test results using Zephyr
  • Manual testing
Feb 2021 - May 2021
4 months

SIT Environment Responsibility, SIT Test Case Creation

DB Netz AG

  • Method: Scrum
  • Environment: TMT (HPQC-ALM), Confluence, Jira
  • Responsible for the SIT test environment
  • Creating SIT test cases from the user perspective
  • Supporting the business unit during SIT testing phases
  • Analyzing and communicating test results in TMT (HPQC-ALM)
Nov 2019 - Aug 2020
10 months

Test Manager

Bundesamt für Migration und Flüchtlinge

  • Method: Scrum
  • Environment: IBM Blockchain, Protractor, SonarQube, TM4J, Confluence, Jira
  • Creating the test concept for a blockchain environment with SST to LDS
  • Establishing test management and accessibility testing
  • Conceptualizing test automation with Protractor
  • Analyzing daily builds using SonarQube
  • Attending all relevant project lead meetings
  • Selecting candidates for the test team and conducting introductory interviews
  • Involvement in strategic project decisions
Jan 2019 - Aug 2019
8 months

Test Manager, Project Control

DB Systel QATC

  • Method: Scrum
  • Environment: IBM TM1 and TM1 Web, SAP BW, SQL, HPQC-ALM (TD-Admin for configuration and maintenance), TFS, MS Project
  • Setting up and maintaining an extended defect management
  • Establishing classic test management
  • Performing project management to support the iStAR project leadership
  • Creating and updating project plans (costs, schedules, activities/deliverables/resources)
  • Defining and structuring project deliverables and work packages, and coordinating with service providers
  • Structuring and quality assurance of the product backlog
  • Developing and evaluating action options to ensure project goals and reduce risks
  • Designing and continuously improving project execution processes
  • Preparing project communications for stakeholders
  • Designing and executing test management, coordinating tests including documentation and monitoring of test cases and results
  • Project control focused on maintaining the project plan, roadmaps, and identifying possible critical delays
  • Adapting the DB-Systel HPQC-ALM standard template to project requirements
Jul 2018 - Nov 2019
1 year 5 months

Test Manager

DB Systel QATC

  • Method: SaFe
  • Environment: Smalltalk, Oracle12, HTML, Silk-Test, SikuliX, SoapUI, HPQC
  • Consolidation of the test concept
  • Setting up and maintaining an advanced defect management
  • Test plan creation for the acceptance test
  • Coordination and planning of the individual test activities
  • Conceptual supervision of test automation
  • Coordination and planning of SST tests
  • Resource planning for test environments
  • Reporting to the project manager
  • Coordinating test topics with the contractor's project lead
  • Support of the business unit during the acceptance phases
  • Problem solving workshops in the testing area
May 2017 - Feb 2018
10 months

Test Manager

Bundesagentur für Arbeit

  • Method: Scrum
  • Environment: Smart-GWT, SmartTrack by Aspera, SAP-ERM, -ERP, Java, HTML, Silk-Test, SoapUI
  • Consolidation and maintenance of the test concept and monitoring compliance
  • Consolidation, maintenance and further development of the existing test concept for load and performance testing
  • Conceptual development of the baseline for load and performance testing
  • Conceptual setup of a new test data set
  • Test plan creation for the acceptance test
  • Coordination and planning of individual test activities
  • Conceptual support for test automation and load and performance tests
  • Coordination and planning of SST tests with SST partners, as well as joint release planning
  • Professional and technical test environment planning
  • Creation and administration of test accounts, including permissions and adjustments
  • Reporting to the project manager
  • Support of the business unit in the individual test phases
  • Task force for time-critical project issues
Sep 2014 - Oct 2016
2 years 2 months

Test Manager

Bundesagentur für Arbeit

  • Method: Scrum
  • Environment: (B)ADF, Java, HTML, Silk-Test, SCTM, SoapUI
  • Developing the test concept and monitoring compliance
  • Test coordination for acceptance tests
  • Coordination and planning of individual test activities
  • Conceptual support of test automation
  • Administrative support of the BA tool chain (Innovator>SCTM>Silk-Test)
  • Development of a workflow design in JIRA and Confluence
  • Creation and administration of test data and test accounts, including permissions
  • Resource planning of test environments with different release versions
  • Coordination of test content with SST partners for the acceptance tests
  • Support and management of testing for mobile devices
  • Coordination of accessibility testing for the entire project
  • Task force for time-critical project topics
  • Manual testing
Aug 2012 - Jul 2014
2 years

Test Manager

Bundesagentur für Arbeit

  • Method: Scrum
  • Environment: (B)ADF, SmartTrack by Aspera, Java, HTML, Silk-Test
  • Developing the test concept and monitoring compliance
  • Project and test plan creation for the acceptance test
  • Coordination and planning of individual test activities
  • Conceptual support for test automation as well as load and performance tests
  • Development of a workflow design in SBM tailored specifically to the project's needs
  • Coordination and planning of SST tests with SST partners, as well as joint release planning
  • Professional and technical test environment planning
  • Planning the creation of migration data for dynamic and static tests
  • Creation and administration of test accounts, including permissions and modifications
  • Conceptual planning of training environments
  • Reporting to the project lead
  • Support of the business unit in the individual test phases
  • Task force for time-critical project topics
  • Manual testing
May 2012 - Sep 2012
5 months

Test Coordinator

Bundesagentur für Arbeit

  • Method: Scrum
  • Environment: (B)ADF, SmartTrack by Aspera, Java, HTML, Silk-Test
  • Coordination and planning of test activities
  • Support of the project lead for strategic implementation planning of KRM
  • Support of release management
  • Test data concept and creation
  • Test plan creation
  • Reporting to the project lead
May 2012 - Aug 2012
4 months

Tester

Bundesagentur für Arbeit

  • Method: Scrum
  • Environment: (B)ADF, Java, HTML, Silk-Test
  • Test case creation
  • Test support for the specialist department
  • Reporting to the project lead
Feb 2011 - Apr 2012
1 year 3 months

Requirements Analyst

Landesbank BW

  • Method: none
  • Environment: Lotus Notes 8.1
  • Participant in the project group for replacing the Values / MISS IT architecture in the bank's trading division
  • Responsible for conducting a requirements analysis in the business units
  • Preparing decisions for selecting future connections and data transfers (co-location, line capacity and performance, monitoring and costs)
  • Analysis for the future use of a unified user interface
Oct 2008 - Dec 2010
2 years 3 months

Release Manager

Insurance

  • Method: Scrum
  • Environment: Tosca Suite, SL2, Oracle, Lotus Notes, Maven 2
  • Monitoring compliance with requirement criteria within change and product management
  • Controlling the schedule and functional scope
  • Documenting scope and changes
  • Conceptual development of test automation mechanisms
  • Setting up and providing support for a comprehensive change management solution
  • Advanced workflow concepts for CRs, FRs, reviews, and tasks
  • Test coverage and test cycle documentation
Jul 2007 - Aug 2008
1 year 2 months

Test Manager

Insurance

  • Method: Scrum
  • Environment: Oracle, data warehouse, CICS, host emulator, IBM OnDemand
  • Preparing the test environment, designing test cases, and test management
  • Coordinating tests between the individual group companies
  • Creating test cases for migrating production data
  • Reviewing the data model between host and Oracle
  • Ensuring test specifications
Apr 2004 - Jul 2007
3 years 4 months

Project Coordinator

Insurance

  • Method: Scrum
  • Environment: Segue tool suite (SCTM, Silk-Test), Lotus Notes, MS Office
  • Analysis and feasibility study
  • Test coverage documentation
  • Tool evaluation for test automation
  • Tool evaluation for load and performance testing
  • Monitoring of Java applications
Jan 2003 - Apr 2004
1 year 4 months

Test Manager

Insurance

  • Environment: Lotus Notes versions 5, 7, and 8.1
  • Organization of the test team, test environments, test levels, and test data
  • Test coordination and determination of functional responsibilities
  • Quality assurance and acceptance of rollouts
  • Preparation of regular test status reports

Industries Experience

See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.

Experienced in Insurance (8 years), Government and Administration (6 years), Information Technology (1.5 years), Transportation (1 year), Retail (1 year), and Banking and Finance (1 year).

Insurance
Government and Administration
Information Technology
Transportation
Retail
Banking and Finance

Business Areas Experience

The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.

Experienced in Quality Assurance (18 years), Project Management (10 years), Information Technology (9.5 years), Human Resources (1 year), Strategy (1 year), and Product Development (0.5 years).

Quality Assurance
Project Management
Information Technology
Human Resources
Strategy
Product Development

Skills

  • Test Procedures: Test Estimation, Test Design, Test Execution And Reviews
  • Istqb Certified Tester Foundation Level
  • Agile Tester Extension Istqb Certified Tester Foundation Level
  • Istqb Certified Tester Advanced Level – Test Manager
  • Istqb Certified Tester Advanced Level – Test Analyst
  • Istqb Certified Tester Advanced Level – Technical Test Analyst
  • Test Methods: Black Box, White Box, Coverage Testing, Exploratory Tests, User Acceptance Tests And Interface Tests
  • Test Tools: Borland/micro Focus Silk Performer
  • Test Tools: Compuware Dynatrace
  • Test Tools: Borland/micro Focus Silk Test
  • Test Tools: Borland/micro Focus Silk Central Test Manager (Sctm)
  • Test Tools: Soapui Pro, Junit, Swet, General Toolchains
  • Test Tools: Selenium, Tosca, Sikuli, Qa Testpartner, Pega Test Suite, Xray, Cypress, Tm4j/adaptavist, Qf-test, Integrity, Zephyr, Hpqc-alm, Sonarqube, Protractor, Ci/cd Pipeline
  • Defect Management
  • Configuration Management
  • Project Management
  • Resource Management
  • Planning, Building And Maintaining Test Data
  • Agile Testing: Testing Approach, Techniques, Methods And Tools (E.g. Atdd, First)
  • Non-functional Testing: Load And Performance Testing (L&p)
  • Load And Performance Tests For Ajax Applications
  • Load And Performance Tests For Javascript
  • Load And Performance Tests For Html5
  • Testing Web Services In An Soa Environment
  • Uml Knowledge
  • Designing And Further Development Of The Test Approach Or Of Load And Performance Tests, Considering The Processes, Methods And Tools Used
  • Planning And Control Of Test Resources
  • Designing Test Automation
  • Consulting And Coaching The Project Management
  • Technical Development Of System Integration Tests
  • Designing, Planning And Executing Combined Load Tests
  • Planning And Control Of Building Synthetic Datasets Or Cross-cutting Anonymization Of Production Datasets
  • Consulting On Test Processes And Test Methodology In Products And Projects
  • Consulting On Implementing And Introducing Test Standards
  • Additional Relevant Knowledge: Project Management
  • Additional Relevant Knowledge: Programming Languages
  • Industries: Public Administration, Retail, Public Sector Institution, Manufacturing Industry, Statutory Health Insurance, Banking, Insurance, Energy Sector
  • Languages/notations: Cobol, Jcl, C, C++, Sql, Uml, Bpmn, Tool-specific Languages
  • Methods: Agile Project Management, Scrum, Kanban, Safe, V-model Xt, Itil, Ireb, Requirements Management, Release Management, Test Management, Test Automation
  • Tools: Ms Office, Ms Project, Eclipse, Serena Business Mashups, Jira, Serena Version Manager, Serena Business Mashup, Hpqc-alm, Silk Framework Sctm, Jira, Confluence, Protractor, Jenkins, Jdeveloper, (B)adf, Smarttrack By Aspera, Java, Html, Silk-test, Tosca, Selenium, Sap Solution Manager, Sap Erp, Sap Erm, Sap Fico, Pega Test Suite, Xray, Cypress, Tm4j/adaptavist, Qf-test, Integrity, Zephyr, Hpqc-alm, Sonarqube, Protractor

Languages

German
Advanced

Certifications & licenses

Diploma COBOL Developer

ISTQB Certified Tester Advanced Level Technical Test Analyst

ISTQB Certified Tester Advanced Level Test Analyst

ISTQB Certified Tester Advanced Level Test Manager

ISTQB Certified Tester Agile Tester Extension

ISTQB Certified Tester Foundation Level

Profile

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Frequently asked questions

Do you have questions? Here you can find further information.

Where is Thomas based?

Thomas is based in Becherbach, Germany and can operate in on-site, hybrid, and remote work models.

What languages does Thomas speak?

Thomas speaks the following languages: German (Advanced).

How many years of experience does Thomas have?

Thomas has at least 20 years of experience. During this time, Thomas has worked in at least 11 different roles and for 13 different companies. The average length of individual experience is 1 year and 11 months. Note that Thomas may not have shared all experience and actually has more experience.

What roles would Thomas be best suited for?

Based on recent experience, Thomas would be well-suited for roles such as: Test Manager, relaxed traveler, TPL / Test Manager.

What is Thomas's latest experience?

Thomas's most recent position is Test Manager at Hamburger Energienetze GmbH.

What companies has Thomas worked for in recent years?

In recent years, Thomas has worked for Hamburger Energienetze GmbH, Sabbatical-Time, Deutsche Bahn AG, Hornbach AG, and Senatskanzlei Hamburg AöR.

Which industries is Thomas most experienced in?

Thomas is most experienced in industries like Insurance, Government and Public Administration, and Information Technology (IT). Thomas also has some experience in Banking and Finance, Transportation and Logistics, and Retail.

Which business areas is Thomas most experienced in?

Thomas is most experienced in business areas like Quality Assurance (QA), Project Management, and Information Technology (IT). Thomas also has some experience in Human Resources (HR), Strategy and Planning, and Product Development.

Which industries has Thomas worked in recently?

Thomas has recently worked in industries like Transportation and Logistics, Retail, and Tourism and Hospitality.

Which business areas has Thomas worked in recently?

Thomas has recently worked in business areas like Quality Assurance (QA), Information Technology (IT), and Product Development.

Does Thomas have any certificates?

Thomas has 6 certificates. Among them, these include: Diploma COBOL Developer, ISTQB Certified Tester Advanced Level Technical Test Analyst, and ISTQB Certified Tester Advanced Level Test Analyst.

What is the availability of Thomas?

Thomas is immediately available full-time for suitable projects.

What is the rate of Thomas?

Thomas's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.

How to hire Thomas?

To hire Thomas, click the Meet button on the profile to request a meeting and discuss your project needs.

Average rates for similar positions

Rates are based on recent contracts and do not include FRATCH margin.

1200
900
600
300
Market avg: 940-1100 €
The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.
Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.