Battery Management System Experts in Germany
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Meet FRATCH Experts in Germany, who have recently used Battery Management System
Muhammad Tanveer B.
Last position:
Embedded Systems Consultant / Architect | Integration and Validation Engineer / Manager at Ingenieurbüro Baig
Led the hardware development and validation of a safety-critical 400-V battery management system (BMS) for the TOGG SUV program; performed system architecture reviews, schematic validations, EMC and reliability tests, and root cause analyses in compliance with relevant automotive standards (ECE-R10, CISPR25, ISO-26262). Coordinated cross-country EU engineering teams, customer reviews, and technical documentation to deliver a production-ready, validated system.
Architected and integrated 22 state-of-the-art ADAS validation vehicles for BMW ADCAM and LIDAR programs at Magna Electronics; synchronized up to 26 heterogeneous sensors (LIDAR, RADAR, cameras, GNSS/INS) using PTP-based timing architectures. Defined the system architecture, HW/SW interfaces for hardware-in-the-loop (HIL) rework, sensor integration strategies, and data acquisition frameworks. This enabled scalable vehicle-level validation, improved validation efficiency by 25%, and reduced project costs by €1.45 million.
End-to-end validation and integration of automotive radar platforms for a Daimler project at Continental. Developed automated open-loop hardware-in-the-loop (HIL) environments to accurately test target tracking KPIs, field-of-view limits, and thermal and voltage-related ECU state machines. Skilled use of a highly complex toolchain consisting of CANoe, Lauterbach Trace32, RADAR target simulators, and EMC shielding chambers for RF and system validation. Synchronized global, interdisciplinary teams to speed up troubleshooting and close critical technical gaps.
Reconstructed and validated the product architecture of an electromechanical e-bike by integrating and troubleshooting critical subsystems (BMS, motor control, sensors, HMI, electronic locking systems). Built a comprehensive system-level test bench for functional testing, fault reproduction, and performance analysis; coordinated suppliers and implemented corrective actions to improve reliability and traceability.
Defined the system architecture and validation strategy for a LIDAR platform developed in cooperation with Elmos Semiconductor; evaluated optical measurement concepts, SPAD detector integration, and system requirements, and created technical recommendations for product development and verification.
Developed LabVIEW-based automation and verification software for a high-precision hydraulic and electromechanical test system for FTE Automotive; integrated NI DAQ hardware for high-frequency real-time capture of physical measurements. Developed automated test sequences, programmable endurance tests, troubleshooting routines, data logging, and analysis tools to improve test efficiency and traceability.
Successfully delivered full engineering life cycles for well-known industrial customers (Magna, Continental, Farasis, FTE Automotive, BMW, Daimler, TOGG) – from requirements engineering and proof of concept to system integration and validation, technical documentation, supplier coordination, and user training.
Kapil B.
Last position:
Senior Embedded Systems Engineer at BMW group
Testing and verification of high-voltage systems
- Performed integration and system tests for control units in PHEV/EV vehicles using ECU-TEST (TraceTronic), Vector CANoe, CANalyzer, ETAS INCA, Tornado, E-Sys, and EDIABAS.
- Analyzed the interaction of high-voltage control units (including CCU, BMU, inverter, IPB, and IPF) and carried out software updates and flash processes to verify new software versions.
- Worked closely with software, system, and integration teams in an agile development environment to analyze issues and verify new software versions.
Olfa A.
Last position:
Senior Embedded Software Engineer / Function Developer at Enginius GmbH (FAUN GROUP)
- Developed model-based software for hydrogen tank control units using MATLAB/Simulink, aligned with ISO 26262 functional safety requirements
- Performed system integration and software verification across MIL and HIL environments using dSPACE and Vector tools
- Defined software architecture (SADS) with interface specifications for CAN, analog, and digital communication protocols
- Generated production-ready embedded C code using Simulink Embedded Coder; created and maintained A2L calibration files with CANape
- Designed and executed MIL/HIL test cases ensuring full coverage of functional and safety requirements
- Implemented CODESYS PLC applications on IFM ecomatController; applied CAN and Modbus TCP/IP communication protocols
- Contributed to HMI/UI development using Qt/C++ on Linux (Qt Creator)
- Applied agile Kanban workflow with Git-based version control (Bitbucket)
Tools: MATLAB, Simulink, CANape, CANalyzer, PCAN-View, Embedded Coder, CODESYS, TTC2038/PXROS, Codebeamer, Jira, Git
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.
Kristin S.
Last position:
Consulting and optimization of request specifications, environmental certifications and site testing at SonnPower GmbH
Prepared specifications and processes to optimize request specs for energy containers. Created a guide for environmental certification and for pressure testing of fuel lines on construction sites.
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.
Muharrem S.
Last position:
General Manager at REPSEM/REPKON-Energetic (Mechanical Engineering)
REPSEM/REPKON-Energetic (Mechanical Engineering) – General Manager. Start-up company. Setting up the company and its structure. Creating processes, preparing document templates, planning workflows, hiring employees to meet company goals. Training employees and introducing them to the first company project. Project acquisition, meetings about projects with companies. Expanding company goals and strategy. Visiting companies for partnerships. Leading the first company project together with the PM.
Eddy K.
Last position:
Project Manager at Jungheinrich Norderstedt AG & Co. KG
Project management for embedded software development (batteries & chargers)
Management of (sub-)projects for the development of embedded software for lead-acid batteries and Li-ion battery management systems (BMS) and chargers in industrial trucks
Coordinating the specialist departments involved and external service providers from the start of the project to series maturity. Planning internal and external field tests.
Ensuring project goals in terms of quality, costs and deadlines
Planning and managing the use of resources
Clarifying project-specific issues in direct contact with internal customers
Regular reporting to the client
Requirement engineering and system design
Coordinating customer specifications with the client and comparing with the system platform
Creating and managing system requirements and high-level system design
Technical review of requirements with software developers, hardware designers, test and validation engineers, and service technicians.
Namita O.
Last position:
Manager - Application Support at Siemens Limited
- Analyze project specifications
- Define the right technical solution to fit project requirements
- Communicate with customers, external and internal stakeholders to define technical scope and resolve technical disputes
- Prepare compliance statements to project specifications
- Responsible for the parameterization, operation, testing (FAT) and troubleshooting of system for SCADA/DMS/OMS applications
- Major project handled: ADMS system implementation for UGVCL & TPL, Gujarat, India
Thorsten B.
Last position:
Senior Software Engineer at Codegy
- Developing Kotlin/Spring Boot microservices deployed on Kubernetes and AWS Lambda
- Implementing monitoring solutions
- Backend development for Traigo platform (booking/analysis for freight wagons)
- Determining wagon stays in geofences
- Routing of position data
- Forwarding position data and geofence events to clients using ITSS
- Developing and deploying services in both Kubernetes and AWS Lambda environments
- Tech stack: Kotlin, Spring Boot, Kubernetes, AWS Lambda, PostgreSQL, DynamoDB, Protocol Buffers
Oliver M.
Last position:
Interim Project Manager Automation / PRINCE2 Practitioner at Secure-Partner
- Automotive SPICE (ASPICE)
- Cybersecurity
- automation project management
- operational project execution
- requirements alignment with customers and stakeholders
- planning requirements for modernization
- time and resource planning
Daniel H.
Last position:
Functional Safety Manager / Requirements Engineer – Embedded Battery Management System (BMS) at Tier-1 Automotive
- Technical control, planning, and coordination of safety-related development activities for an embedded battery management system (ASIL-B to ASIL-D) across all project and series phases
- Coordination of interdisciplinary work packages between hardware, software, and system development as well as external suppliers for module and series management
- Management of development, evaluation, and maturity level assurance of safety mechanisms (diagnosis, monitoring, degradation) for series release
- Active risk, problem, and escalation management when facing target conflicts between safety, cost, schedules, and series readiness
- Stable, release-ready series safety architecture with no major findings
- Significantly increased planning and decision-making security in module and release committees
- Sustainable improvement of coordination and control processes between system, HW, and SW teams
Michael S.
Last position:
Senior Hardware Development at Sabik Offshore GmbH
Use case analysis
Evaluation tests
Hardware and software specification
Component research
Cost price calculation
Project planning and control
System design
Circuit development and simulation
PCB layout
Reliability analysis
Engineering/EMC tests
Mixed-signal design (Multiprocessor)
DC/DC design
Manufacturable design
Lightning protection
Altium Designer
LTSpice
MS Office
MS Project
Josef A.
Last position:
System and Function Developer 12V Battery at Mercedes-Benz AG
- Responsible for the development and support of diagnostic and OBD functions
- Working as a cyber security engineer in embedded systems
- Coordinating and managing suppliers, as well as liaising with customers
- Preparing certification documents and supporting OBD certification
- Conducting tests for diagnostic and OBD functions, and flash processes
- Tools: JIRA, Vector CANoe, Vector vFlash, Vector CANape, Matlab/Simulink, CANdelaStudio, DiagRA, 1699-5 Test, Softing DTS, DNG, IC5000 Debugger
Ronny E.
Last position:
IT Consultant at MINT Kooperative eG
- GUI test automation with Squish
- Requirements management with DOORS
- Code reviews according to MISRA and AUTOSAR
Discover over 15,000 top freelancers
Statistics of experts using Battery Management System
Aggregated from the professional profiles of matched freelancers.
Experience
21 years
Position duration
2.2 years
Positions per freelancer
11
Top business areas
Product Development, Quality Assurance, Information Technology
Top industries
Automotive, Manufacturing, Information Technology
Certification focus areas
Quality Assurance, Product Development, Information Technology
Bachelor's degree or higher
95%
Master's degree or higher
74%
Doctorate
11%
Certifications per freelancer
3
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 Battery Management System
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.
Battery Management System experts industry focus
See which industries our matched freelancers work in most often — every figure is calculated live from the freelancers on FRATCH.
- Automotive (95%)
- Manufacturing (77%)
- Information Technology (45%)
- Energy (41%)
- Education (23%)
- Healthcare (23%)
- Telecommunication (18%)
- Utilities (18%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
What it controls
A Battery Management System, commonly called a BMS, monitors and protects rechargeable battery packs. It measures cell voltage, current and temperature, estimates state of charge and state of health, and controls charging and discharging limits. The system helps prevent overcharge, deep discharge, overheating and unsafe operating conditions.
Where it is used
BMS technology is central to electric mobility, stationary energy storage and industrial battery equipment. It appears in passenger vehicles, commercial fleets, charging systems, renewable energy storage and portable products.
- Monitor individual cells and modules
- Balance cell voltages during operation or charging
- Manage thermal and electrical limits
- Exchange data with vehicle or energy controllers
Core ecosystem
BMS work combines embedded software, electronics and battery chemistry. Specialists work with microcontrollers, sensors, contactors, CAN communication, diagnostic protocols and real-time operating systems. They may also connect the system to cloud monitoring, test benches or energy management software.
Battery models, calibration tools, hardware-in-the-loop systems and automated test environments are important parts of the workflow. In Germany, projects often involve close coordination between mobility, industrial and energy teams.
When expertise matters
Companies bring in freelance BMS specialists when a battery platform needs a new control strategy, a product must pass validation, or an existing system shows unreliable measurements. External expertise can also support a shift from prototype electronics to production-ready hardware and software.
- Define monitoring and protection requirements
- Integrate a BMS with vehicle or storage controls
- Diagnose balancing, sensing or communication faults
- Prepare verification and validation evidence
Strong professional skills
A strong professional understands the relationship between cell behavior, pack design, thermal conditions and control logic. They can translate safety requirements into testable functions and explain trade-offs between centralized, modular and distributed BMS designs.
Useful adjacent skills include functional safety, embedded C or C++, model-based development, CAN tools, measurement systems and battery data analysis. Clear documentation and disciplined change control matter as much as technical implementation.
Selecting the right specialist
Look for experience with the battery chemistry, pack architecture and operating environment of the project. Ask how the professional handles sensor plausibility, fault detection, cell balancing, thermal derating and communication loss.
A useful review includes requirements, test coverage, traceability and evidence from real hardware or representative simulations. For teams in Germany, remote collaboration can work well for software and analysis, while laboratory testing, commissioning or pack integration may require on-site coordination and suitable language skills.
Frequently asked questions
Questions about Battery Management System? Start with the answers below.
A Battery Management System monitors cells and protects a battery pack while it charges, discharges and operates under changing loads. It estimates key conditions such as state of charge and state of health, balances cells, manages limits and reports faults to connected control systems.
A BMS usually provides broader monitoring, estimation, balancing, diagnostics and communication than a basic protection circuit. The right choice depends on pack complexity, safety needs, required data and whether the battery must coordinate with a vehicle, charger or energy management system.
A strong Battery Management System specialist may also understand embedded C or C++, CAN communication, battery modelling, thermal management and automated testing. Experience with functional safety, hardware-in-the-loop validation and pack-level electronics is valuable when the system must move beyond a laboratory prototype.
The required background depends on the deliverable, from measurement and calibration support to complete control software or pack integration. For safety-critical functions, ask for evidence of requirements traceability, fault handling, validation on representative hardware and work with the relevant battery chemistry.
Much Battery Management System work can be performed remotely, including software design, data analysis, modelling, diagnostics and test planning. Hardware bring-up, pack testing and commissioning may require on-site access, so agree early on laboratory access, equipment ownership and handover procedures.
To assess BMS quality, review how measurements are validated, how faults are detected, how limits are calculated and how cell balancing is controlled. Strong work includes repeatable tests, clear diagnostic behavior, documented assumptions and traceable links between requirements and results.
Battery Management System expertise is used across electric mobility, industrial equipment, renewable energy storage and battery manufacturing. In Germany, professionals may collaborate with automotive, energy and machinery teams, with language expectations shaped by the project’s documentation, suppliers and site operations.
A BMS project commonly involves microcontroller toolchains, CAN analysis, measurement equipment, battery cyclers, simulation environments and hardware-in-the-loop testing. The exact toolset depends on the pack architecture, communication requirements, safety process and whether the work targets a vehicle, storage installation or portable product.
The average hourly rate of freelancers in Germany who have used Battery Management System in their recent projects is 103 €, which corresponds to a daily rate of about 826 € based on an 8-hour working day.
Of the freelancers in Germany who have used Battery Management System in their recent projects, 95% hold at least a Bachelor's degree, 74% hold at least a Master's degree, and 11% hold a doctorate.
On average, freelancers in Germany who have used Battery Management System in their recent projects have 21 years of professional experience, with a single engagement typically lasting around 2.2 years.
The most common languages among freelancers in Germany who have used Battery Management System in their recent projects are German (95%), English (91%), and French (27%).
The most common industries among freelancers in Germany who have used Battery Management System in their recent projects are Automotive (95%), Manufacturing (77%), and Information Technology (45%).
The most common business areas among freelancers in Germany who have used Battery Management System in their recent projects are Product Development (100%), Quality Assurance (86%), and Information Technology (73%).
Main locations of FRATCH Experts, who have recently used Battery Management System
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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