OSEK Experts in Germany
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Meet FRATCH Experts in Germany, who have recently used OSEK
Jonathan M.
Last position:
On-Site Coordinator at Freelance
- Customer interface and relationship management
- Requirements management and work coordination
- Technical and functional support focusing on automotive Ethernet
Oliver O.
Last position:
Embedded Software Architect at Automotive supplier
Stellar SR6 G7 line, 32-bit Arm® Cortex®-R52+ MCU.
- MISRA-C, C99, Greenhills ARM compiler
- Dassault AUTOSAR Builder
- EB Tresos
- Sparx Enterprise Architect 16.1
- VS Code
- Python xml, lxml, NumPy and Pandas
ISO 26262, ISO 21434, hypervisor, key management, HSM. Tooling & automation. LieberLieber LemonTree + Sparx EA. Jira, Confluence, SharePoint. Git/Github. DevOps through Jenkins & Conan.
Peter J.
Last position:
Interim Teamlead at Somnomedics
- Interim Teamlead to setup a project with STM32 and NORA Bluetooth module.
- Customer is planning new hardware to replace existing hardware with Bluetooth communication instead cable connection.
- Project was already started but the requirements were not defined.
- System based on STM32 and Nora B106 CPU.
- Analyzing the existing available code base.
- Checking for possible solutions to get the project working.
- Defining the requirements.
- Applying some rules to improve the team communication.
- Working with the NRF tools to get the custom board based on NORA B106 (NRF5340) working.
- Implementation of a simple device communication by Bluetooth.
- Preparation of documentation.
- Leading communication meetings.
- Conducted discussions with customer.
- Tools used: JIRA, OneNote, Git, Confluence, Nordic NRF, Nora B106.
Jürgen K.
Last position:
Project Management and System Architecture at 3E-motion Ventures GmbH
- Managed and developed the system architecture for the INEOS Grenadier model year 2028/29, ensuring interaction of all E/E system components according to GB/T 32960.
- Developed a product reference model for the entire E/E system of the vehicle.
- Coordinated requirements for Battery Management Systems (BMS) between OEM and suppliers at SYS.1 and SYS.2 levels for VW and Porsche.
- Created and aligned requirements for BMS fan control and OBD within Polarion.
- Developed a secure system architecture for steer-by-wire systems, including ECU hardware, software, and communication.
- Integrated various process design approaches from CARIAD, including SAFe (Scaled Agile Framework), FUSE/FAME, and RFLP, with ASPICE requirements.
- Created a process model in ESCAPE mapping essential components of SAFe onto ASPICE.
- Served as Lead Architect for electric drive development, focusing on parklock and cooling and lubrication functions for Mercedes AMG.
- Analyzed requirements in Integrity and developed functional models in UML using Enterprise Architect.
- Developed generic models for parklock and cooling functions, including sequence diagrams and a navigation model for the overall project.
Karl S.
Last position:
Software Consultant, Architect, and Developer at Forklift Truck Manufacturer
Consulting in all areas of software development such as architecture, inter- and intra-process communication, end-to-end validation
Monitoring and measuring resources such as runtime and memory usage
Specification of interface and implementation patterns as well as high-level and detailed specifications
Design and implementation of functional and safety software
Specification of unit tests and support of the integration and software tests in the HIL test department as part of software validation
Development of platform-independent control and regulation software for a fuel cell system (multi-processor 16-bit and multi-core 32-bit)
Development/concept design of state machines
Development/concept design of control algorithms
Development/concept design of inter-process safety communication
Development/concept design of basic software components for parameter, characteristic curve, and error management
Development of vehicle communication based on CAN
Development/concept design of commissioning, maintenance, and service interfaces via CAN and UDS diagnostics
Conducting validation and supporting external validation
Creating specifications for testing
Ould Aly I.
Last position:
Functional Safety Assessor at VW
- Pre-assessments and review of functional safety status for ADAS ECUs and body controller components
- Conduct functional safety audits
- Review the functional safety status of the E3 1.2 in a pre-assessment
- Document interviews
- Document findings and generate internal reports
Methods:
- ISO26262
- Automotive SPICE Level 2, 3
- Agile methods, SAFe
Tools:
- DOORS
- Enterprise Architect
- JIRA & Confluence
- IQ-FMEA
- Isograph
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
Hellmuth V.
Last position:
Embedded Software Architect / Team Coordinator at Provider of system solutions in the field of electric drives
- Analysis and inventory of a system consisting of 2 control units
- Creation and derivation of the static software architecture
- Optimization and standardization of structures for model-based control
- Creation of the dynamic software architecture
- Development of improvement proposals in workshops with the customer
Tilmann S.
Last position:
Technical Expert, Software Architect at Rolls Royce Power Systems / MTU
- Created concepts and architecture for ECU diagnostics over CAN-Bus using UDS, PDX, ODX and safety paradigms
- Designed system deployment for EMS and documented using UML, Draw.io, MS Word, MS Visio and Confluence
- Developed process flows for development, planning, logistics, test & diagnostics in Scrum with Jira and MS Planner
- Communicated across multiple customer teams, conducted knowledge transfer
Günter S.
Last position:
Teacher for mathematics and computer science at Helene Lange Gymnasium Fürth
- Teaching mathematics and computer science
Uwe S.
Last position:
Embedded Software Developer at Self-employed
Discover over 15,000 top freelancers
Statistics of experts using OSEK
Aggregated from the professional profiles of matched freelancers.
Experience
32 years
Position duration
2.1 years
Positions per freelancer
17
Top business areas
Information Technology, Product Development, Quality Assurance
Top industries
Manufacturing, Automotive, Information Technology
Certification focus areas
Product Development, Quality Assurance, Information Technology
Bachelor's degree or higher
100%
Master's degree or higher
80%
Certifications per freelancer
1
Most common languages
German, English, French
Speak two or more languages
100%
Based on our profile pool as of 19 Sep 2026.
Daily rate distribution
The chart shows how the daily rates of freelancers in this technology in Germany are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows how many freelancers charge within that range.
Average rates of experts in Germany using OSEK
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 19 Sep 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
OSEK experts industry focus
See which industries our matched freelancers work in most often — every figure is calculated live from the freelancers on FRATCH.
- Manufacturing (82%)
- Automotive (73%)
- Information Technology (73%)
- Aerospace and Defense (45%)
- Education (36%)
- Energy (27%)
- Telecommunication (27%)
- Healthcare (18%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
Deterministic Real-Time Automotive Operating Systems
OSEK represents the open industry standard for distributed control units in vehicles, originally defined as OSEK/VDX. It specifies a deterministic real-time operating system kernel, task scheduling models, and inter-task communication. The standard forms the direct architectural ancestor of the AUTOSAR Classic OS specification, running across safety-critical powertrain, chassis, and body electronic control units.
Core Architecture and Execution Models
- OSEK OS conformance classes BCC1, BCC2, ECC1, and ECC2
- Static priority preemptive and non-preemptive task scheduling
- Priority ceiling protocol to prevent deadlocks and inversion
- OSEK COM message transmission and network management protocols
- OSEK Implementation Language configuration via OIL files
Essential Toolchains and Microcontroller Platforms
Specialists configure static kernel definitions using OIL parsers and generate compact footprint C code for specific target microcontrollers. Work centers on automotive hardware architectures including Infineon AURIX, NXP S32K, Renesas RH850, and legacy architectures like Freescale PowerPC. Common environments include Vector CANoe, Lauterbach TRACE32 hardware debuggers, and static analysis suites enforcing strict MISRA C rules.
Why Companies Engage External Specialists
- Refactoring legacy automotive firmware for modern silicon targets
- Resolving deterministic latency violations and stack overflows
- Bridging legacy OSEK/VDX codebases into modern AUTOSAR Classic stacks
- Hardening embedded device drivers under ISO 26262 compliance
- Diagnosing complex priority inversion and interrupt nesting issues
Embedded Systems Context Across Germany
OEMs and Tier 1 suppliers in Germany maintain millions of production electronic control units built on standardized static kernels. Freelance specialists assist local engineering teams across automotive hubs in Stuttgart, Munich, and Ingolstadt. While algorithmic logic and static configuration proceed remotely, critical test benches, hardware-in-the-loop validation, and oscilloscope measurements often require physical access to local lab facilities.
Hallmarks of Strong Domain Professionals
Superior specialists demonstrate deep understanding of static memory allocation, context-switch microsecond budgets, and interrupt service routine handling. They quickly trace timing jitter using hardware trace tools and can construct reliable OIL configuration models from scratch. Their implementations integrate cleanly with vehicle bus systems such as CAN, LIN, and FlexRay without dropping frames or missing strict deadline guarantees.
Frequently asked questions
What clients ask us most about OSEK — answered in short.
The OSEK operating system provides a standardized, real-time executive environment for resource-constrained electronic control units. It manages task scheduling, alarm counters, resource locks, and event flags with minimal memory overhead, ensuring that safety-critical automotive control loops execute predictably.
AUTOSAR Classic OS is directly derived from the OSEK/VDX standard, retaining its core scheduling algorithms, resource management, and conformance classes. Companies often employ specialists to maintain pure legacy systems or to bridge older control units into contemporary AUTOSAR basic software stacks.
A strong OSEK OS specialist possesses thorough command of low-level C programming, microcontroller assembly, and register-level peripheral configuration. They must be proficient with OIL configuration files, in-circuit emulators such as Lauterbach TRACE32, bus analyzers for CAN and LIN, and ISO 26262 functional safety processes.
In OSEK, basic task classes (BCC1 and BCC2) support only basic tasks that cannot enter a waiting state, releasing the processor only upon termination or preemption. Extended classes (ECC1 and ECC2) introduce event-driven waiting states, allowing tasks to suspend execution until a specific event or alarm triggers them.
Automotive Tier 1 suppliers across Germany rely on field-proven control units that have accumulated millions of operating hours without failure. Completely rewriting validated firmware in newer frameworks carries substantial re-certification expenses, making targeted modernization of OSEK systems by experienced specialists far more cost-effective.
Configuration, static analysis, and code generation for OSEK control units easily occur remotely. However, final system integration, flashing custom target silicon, and physical hardware-in-the-loop debugging often require occasional on-site presence at test benches located in regional development centers.
The OSEK/VDX specification enforces an OSEK Priority Ceiling Protocol for shared resource access. When a task acquires a critical resource, its priority automatically raises to the ceiling priority assigned to that resource, guaranteeing that intermediate-priority tasks cannot preempt it and cause unpredictable deadlocks.
Evaluate their familiarity with custom linker scripts, interrupt handling latency, and memory footprint budgeting in OSEK projects. High-caliber professionals can describe concrete scenarios where they diagnosed subtle race conditions or optimized task execution time using hardware-assisted runtime execution traces.
The average hourly rate of freelancers in Germany who have used OSEK in their recent projects is 91 €, which corresponds to a daily rate of about 728 € based on an 8-hour working day.
Of the freelancers in Germany who have used OSEK in their recent projects, 100% hold at least a Bachelor's degree and 80% hold at least a Master's degree.
On average, freelancers in Germany who have used OSEK in their recent projects have 32 years of professional experience, with a single engagement typically lasting around 2.1 years.
The most common languages among freelancers in Germany who have used OSEK in their recent projects are German (100%), English (82%), and French (36%).
The most common industries among freelancers in Germany who have used OSEK in their recent projects are Manufacturing (82%), Automotive (73%), and Information Technology (73%).
The most common business areas among freelancers in Germany who have used OSEK in their recent projects are Information Technology (100%), Product Development (91%), and Quality Assurance (82%).
Main locations of FRATCH Experts, who have recently used OSEK
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 Cologne Frankfurt Stuttgart Dusseldorf Leipzig Dortmund Essen Bremen Dresden Hanover Nuremberg Request a free demo
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Philipp Thomaschewski
FRATCH CEO
