IBM DOORS Experts in Stuttgart
for traceable requirements with vetted, available freelancersHire experts who manage requirements, build traceability links and support verification workflows across IBM Rational DOORS and DOORS Next Generation. Get fast, precise matches with vetted, available freelancers.
Meet FRATCH Experts in Stuttgart, who have recently used IBM DOORS
Pierre-Jean A.
Last position:
Verification Engineer – Aviation at Tri.Merge GmbH
- Automated analysis of test script repositories using Python
- Set up a SQLite database for signal and value tracking
- Identified critical inconsistencies through ad hoc SQL queries
- Technologies: Python, SQLite, Excel/ODBC
Ronald F.
Last position:
Senior IT Consultant – Requirement Engineer at Deutsche Bank - Strivion
Methodology: Agile project management
Goal: Digitization and implementation of CCD2 requirements within the Consumer Finance systems.
Analysis, identification, and assessment of business requirements, as well as their transfer into technical implementation requirements. Coordination and status reporting of the various requirements. Documentation and process management using UML and BMPN. Cross-functional stakeholder management, UAT testing, data management, API architecture management.
Tools: Jira, Confluence, Visual Code, Sql Developer, Enterprise Architect, MsOffice, Bruno, ALM, Camunda, Figma
Holger B.
Last position:
Consultant for development-related topics and standards at TeDiMoS GmbH
- Standards research "product- / project-related for speed-controlled pumps".
- Supporting internal development departments with standards-related questions nationally and internationally.
- Creating and maintaining internal standards and test plans.
- Deriving technical requirements from normative specifications.
- Cooperation with authorities.
- Coordination with associations and organizations/authorities (VDE, UL, notified Body EMC-Test).
Gildas D.
Last position:
System Team Lead Diagnostics – Hybrid & Electric Drives (HEV/MHEV/PHEV) for Transmission and Engine (NA/SA) at Stellantis e-transmission
- Technical lead of diagnostics activities for eDCT transmissions and drive systems in the area of hybrid (HEV), mild-hybrid (MHEV), and plug-in hybrid vehicles (PHEV)
- Responsibility for the development and validation of DTC strategies (OBD / EOBD) for markets in North and South America and the EU
- Coordination between interdisciplinary teams (system development, software, safety, calibration, after-sales)
- Creation and maintenance of diagnostic specifications (DID, DTC matrix, snapshot, freeze frame) according to STLA standards
- Support with troubleshooting, validation tests, EOL processes, and internal audits
- Technical interface to suppliers (Bosch, Valeo, etc.) in the area of actuators, sensors, and electric pumps
- Creation of diagnostic RFQ
Deepak N.
Last position:
Consultant at Advantest Europe Gmbh
- Develop hardware drivers and middleware using C++11, Java and Python
- Design of various RF features such as deembedding based on stakeholder requests
- Work with multiple teams to design drivers for multiple RF products
- Perform HW control to deliver RF signals and measure modulated response
- Develop RF drivers for generation of low noise signals to test WiFi7 products
- Use digital modulation techniques such as QAM for low level driver development
- Develop low level USB drivers for device enumeration
- Develop drivers for HW relay control of control boards for device testing
- Perform JTAG operations on devices under test
- Use network-based protocols (SFTP, UFTP, FTP, SSH) for control board communication
- Manage HW devices such as BADC and EEPROM for control board maintenance
- Utilize C++11/14/17 features, template metaprogramming and STL
- Employ multithreading for testing and control of multiple HW devices
- Develop tools for deployment of customer OS on control boards
- Perform component and integration tests using CxxTest
- Follow Scaled Agile Framework for software development
- Create detailed design documents using PlantUML
Moulay Driss S.
Last position:
Project Safety Manager at Harman Automotive International
- FuSi requirements engineering in Doors for tell-tales, reverse camera and chimes
- Draft system requirements specification
- Maintain and review requirements in Doors (DNG)
- Coordinate HW, system and SW architecture teams
- Safety work product roadmap and delivery planning according to ISO 26262 and ASPICE
- Track deadlines with functional safety gate assessments
- Project capacity planning and coordination up to series release
- SW/system planning and coordination with counterparts in India, Romania, China and USA
- Track SOP milestones with customer
- Bug tracking and follow-up with Jira
- Safety analyses and HSIS requirement traceability
- Plan organizational work packages using sprints
- Coordinate ISO 26262 and ASPICE work products in the V-model development process
- Create the safety plan and the safety-critical plan
- Interface between functional safety management, HW development and software development
- Clarify and align requirements regarding quality, FuSi, standards and A-SPICE
- Coordinate between different suppliers for SoC, HW and SW quality and KPIs
Kavin T.
Last position:
Freelance Software Expert – Functional Safety & AUTOSAR at Bosch
- Development and optimization of software architectures for safety-critical embedded systems in the automotive sector according to ISO 26262 and ASPICE.
- Performing safety analyses (FMEA, DFA, FTTI, HARA) for safety-relevant software.
- Technical consulting and support in acquisition processes for safety-critical software projects.
- Evaluation of AUTOSAR architectures and integration of safety-relevant software solutions.
- Collaboration with OEMs and suppliers to ensure compliance with safety standards and process requirements.
- Leading functional safety reviews and ASPICE assessments.
- 2016–2019: Body Computer Module – Worked as Lead Software Integrator. Responsible for software integration of safety-critical control units, implementation of AUTOSAR software components, and system integration testing.
- 2019–2022: PowerNetGuardian – Worked as Software Architect. Developed a safety-critical software architecture, ASIL decomposition, and created software safety requirements according to ISO 26262 and ASPICE.
- 2022–Today: PowerNetGuardian Plus – Worked as Lead Software Architect. Responsible for the overall software architecture, safety and cybersecurity concepts, FMEA analyses, and technical consulting during OEM negotiations.
Thomas A.
Last position:
Interim Management at Vincorion Power Systems GmbH
- Process and project management to optimize products and development processes for energy systems
- Technical risk management
- Requirements engineering and system architecture
- System FMEA of power generator units and energy storage modules aiming for generic structures
- Claims management according to Section 313 of the German Civil Code
- Regulatory environment: military and NATO standards, AQAP, VG norms
Jochen M.
Last position:
Technical Project Lead – Software Development at IT Security (Defense) / CyberSecurity
Technical project lead for the software testing subproject in the development of encryption systems (tactical crypto devices).
Test monitoring
Test specification
Software test implementation
Schedule planning
Code reviews
Team leadership
Test team resource planning
Test team coordination
Coordination of overall project flow
Stakeholder management
Report creation
Reporting to executive management
Delivered testing milestones on schedule, ensuring timely integration with development.
Improved test team efficiency by standardizing workflows and reporting.
Ensured compliance with Common Criteria (ISO/IEC 15408).
Vladimir G.
Last position:
Design Engineer (freelance) at BITZER Kühlmaschinenbau GmbH
- As part of the development of a new series of screw compressors, with a special focus on the design of a new electrical terminal box:
- Taking over the analysis of the design requirements and the relevant documents as well as CAD data
- Developing a well-thought-out concept for the design of the electrical terminal box
- Considering technical, economic, and safety-related requirements
- Compliance with safety regulations and IP protection requirements
- Taking into account design guidelines as well as assembly and user-friendliness
- Considering UL certification, plastic injection-mold-friendly design with Siemens NX, supplier requirements, cost-effectiveness, and scalability for the entire series
- Subsequent precise and targeted implementation of the design based on the developed concept
Alexandra G.
Last position:
Test Coordinator Project GoDigital at Insurance company
Support of test management and consulting on replacing the existing core system for non-life insurance with a modern IT platform.
Planning and controlling test execution as well as test analysis.
Documentation of test results in JIRA/XRAY and defect management.
Creating and continuously updating checklists to ensure quality.
Creating Confluence pages to support test execution and its documentation.
Creating test completion reports after each test cycle.
Methods: process planning, status tracking, process optimization, process execution, process quality assurance.
Tools: MS Office, Outlook, JIRA, Confluence, Wiki.
Benefit: Support for test management in the preparation, execution and documentation of the different test cycles.
Michael B.
Last position:
Developer/Consultant at Fresenius Medical Care
- Development of automated end-of-line tests (functional tests) for dialysis machines on a PLC test bench in a production environment
- Introduction of new technology based on Vector vTestStudio, CANoe, and Siemens S7 PLC
- Creating test concepts
- Implementing test cases and libraries in CAPL and C#
- Touch screen emulation and proprietary RPC (Remote Procedure Call) via CAN
- Connecting to the PLC (Siemens Simatic)
- Defining interfaces for device communication (vCDL)
- Defining user interfaces and linking to the frontend (JSON)
- Agile work using DevOps (Azure)
- Skills: CAPL, .NET, C#, vCDL, CANOpen, DevOps, PLC
- Tools used: Vector CANoe 18, vTestStudio 4, MS Azure DevOps, MS Visual Studio 2022, Mosquito MQTT, Git, Siemens TIA Portal
Harald B.
Last position:
Software Architect at Amoria Bond
- Developed gateway demonstrator
- Defined system requirements for topology and data concentrator
- Designed zonal controllers for Leoni
Okan A.
Last position:
Team Leader / Project Manager at OEM in the Stuttgart area
- development, setup and deployment of a custom HIL system for aerodynamic components
- adaptation of the system specification and creation of the test specification
- coordination and planning of test cases, as well as specification of component and K-HIL tests at the system level and in integration
- planning, specification and execution of interface tests
- participation in vehicle trials
- led a team of 10 members following classic and agile A-SPICE standards with development according to the V-model
- Tools used: Jira, MS Project, GitTea, Gox, Confluence, KPM, MoveIT, DOORS, PTC Integrity, Intense, JFrog
Paul B.
Last position:
Systems Engineer, Self-Driving Truck at TORC Europe GmbH
Discover over 15,000 top freelancers
Statistics of experts using IBM DOORS
Aggregated from the professional profiles of matched freelancers.
Experience
25 years (Germany: 23 years)
Position duration
1.6 years (Germany: 2.1 years)
Positions per freelancer
17 (Germany: 15)
Top business areas
Product Development, Quality Assurance, Project Management
Top industries
Automotive, Manufacturing, Aerospace and Defense
Certification focus areas
Quality Assurance, Project Management, Information Technology
Bachelor's degree or higher
92% (Germany: 94%)
Master's degree or higher
67% (Germany: 60%)
Certifications per freelancer
3
Most common languages
English, German, French
Speak two or more languages
100% (Germany: 98%)
Based on our profile pool as of 29 Oct 2026.
Daily rate distribution
The chart shows how the daily rates of experts in this technology in Stuttgart are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows the share of experts charging within that range.
Average rates of experts in Stuttgart using IBM DOORS
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 29 Oct 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
IBM DOORS experts industry focus
See which industries our matched freelancers work in most often — every figure is calculated live from the freelancers on FRATCH.
- Automotive (93%)
- Manufacturing (67%)
- Aerospace and Defense (40%)
- Healthcare (40%)
- Information Technology (40%)
- Telecommunication (40%)
- Banking and Finance (27%)
- Insurance (27%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
Requirements foundation
IBM DOORS is a requirements management system used to capture, structure and control requirements throughout complex product and software lifecycles. Teams use it to connect stakeholder needs with specifications, tests, defects and approval records. IBM Rational DOORS is the established name for the classic client-server product, while DOORS Next Generation belongs to the newer IBM Engineering Requirements Management DOORS Next environment.
Traceability and control
The core value of DOORS is controlled traceability. Requirements can be linked across specifications, design decisions, verification activities and change requests, giving teams a clear view of impact and coverage. Baselines, version history, attributes, access rules and review workflows help regulated teams prove how decisions evolved.
Ecosystem and tooling
IBM DOORS work often connects with wider engineering and delivery tools, including:
- IBM Engineering Lifecycle Management and DOORS Next
- IBM Rational Quality Manager and test management workflows
- Change and configuration management with IBM Engineering Workflow Management
- ReqIF exchange with suppliers and partner organizations
- Reporting, dashboards, scripts and integrations through available APIs
Experts may also work with systems engineering methods, model-based engineering, configuration management and data migration between legacy repositories and newer environments.
Where companies use it
DOORS appears in aerospace, automotive, rail, medical technology, industrial equipment, energy and public infrastructure. Stuttgart-based organizations may need specialists who understand complex supplier networks, German and English documentation, and collaboration between local teams and distributed engineering groups. Projects range from repository consolidation to new requirements structures for safety-critical products.
When freelance expertise helps
Companies bring in freelance professionals when a requirements repository has become difficult to govern, a program must pass an audit, or a migration threatens established traceability. Specialists can define information models, clean and classify data, configure views and attributes, plan baselines, establish review rules and train internal users. They can also support integrations, reporting and the transition from Rational DOORS to DOORS Next.
What strong specialists deliver
Strong IBM DOORS professionals understand both the tool and the engineering process around it. They ask how requirements are authored, reviewed, approved, tested and changed before proposing a repository design. Look for clear examples of traceability models, migration planning, access governance and stakeholder training, along with practical experience resolving inconsistent data and weak links. The best specialists document decisions, protect auditability and make the system usable for everyday teams.
Frequently asked questions
Key details about IBM DOORS, drawn from the questions we get asked most.
IBM DOORS is used to manage requirements for complex products, software and systems. It supports structured authoring, reviews, baselines, change control and traceability from stakeholder needs through verification.
IBM Rational DOORS is the established requirements management product with a classic client-server architecture, while DOORS Next is part of IBM Engineering Lifecycle Management and uses a newer web-based approach. The right choice depends on existing data, integrations, governance needs and the planned migration path.
A strong IBM DOORS specialist often understands systems engineering, configuration management, verification planning and regulated product development. Useful adjacent knowledge includes ReqIF, IBM Engineering Workflow Management, IBM Rational Quality Manager, scripting, reporting and requirements modeling.
Projects involving complex traceability, repository restructuring, supplier data exchange, audits or migration need experienced DOORS professionals. The required depth depends on data quality, integration complexity, governance expectations and the number of teams affected, not simply on the tool configuration.
IBM DOORS work is often suitable for remote collaboration because repository analysis, configuration, documentation and training can be conducted online. On-site workshops may still help when requirements ownership, supplier coordination or language expectations need close alignment with teams in Stuttgart.
Ask a DOORS freelancer to explain a traceability model, migration approach and change-control process from a comparable project. Look for specific deliverables, sensible governance choices, clear documentation and the ability to explain technical decisions to product, quality and management stakeholders.
IBM DOORS can support regulated and safety-critical work by preserving baselines, approval records, links and change history. The tool does not create compliance by itself; teams still need suitable processes, controlled access, complete evidence and disciplined verification practices.
Before starting with IBM DOORS, freelancers should clarify the product version, repository structure, integration landscape, access model and expected deliverables. They should also understand who owns requirements, how reviews are approved and whether the work concerns Rational DOORS, DOORS Next or a migration between them.
The average hourly rate of freelancers in Stuttgart, Germany who have used IBM DOORS in their recent projects is 90 €, which corresponds to a daily rate of about 721 € based on an 8-hour working day.
Of the freelancers in Stuttgart, Germany who have used IBM DOORS in their recent projects, 92% hold at least a Bachelor's degree and 67% hold at least a Master's degree.
On average, freelancers in Stuttgart, Germany who have used IBM DOORS in their recent projects have 25 years of professional experience, with a single engagement typically lasting around 1.6 years.
The most common languages among freelancers in Stuttgart, Germany who have used IBM DOORS in their recent projects are English (100%), German (93%), and French (40%).
The most common industries among freelancers in Stuttgart, Germany who have used IBM DOORS in their recent projects are Automotive (93%), Manufacturing (67%), and Aerospace and Defense (40%).
The most common business areas among freelancers in Stuttgart, Germany who have used IBM DOORS in their recent projects are Product Development (100%), Quality Assurance (100%), and Project Management (80%).
Main locations of FRATCH Experts, who have recently used IBM DOORS
Our freelancers and interim experts are at home across the DACH region — available on-site in the major business hubs or fully remote. Choose a location to discover matched specialists, local market insights and up-to-date availability.
Berlin 
Hamburg 
Munich 
Frankfurt 
Nuremberg Request a free demo
Get in touch with the FRATCH team and we will get back to you within 4 hours.
Would you rather directly get in touch?
We always have the time for a call or email!
Philipp Thomaschewski
FRATCH CEO
