Rainer S.-CEO, Senior Technical Advisor · Industrial Engineering · Automation · Electrical Engineering
Check rate
Experience
Fuel cell system – Technical feasibility study
ES-Schmid GmbH
Fuel cell system – Technical feasibility study
Assessment of converting a passenger car fuel cell system for alternative applications, especially stationary ones. Analysis of control units, sensors, actuators, HV and hydrogen components, and technical feasibility.
Testing and safety engineering
Keysight Technologies
Keysight Technologies – Testing and safety engineering
Development of a test system for Li-ion cell characterization, including a safety concept, test adapters, and a prototype test chamber. Coordination of design and preparation for technical acceptance.
HV batteries, charging infrastructure, and training
MB-Tech
MB-Tech – HV batteries, charging infrastructure, and training
Technical project management for battery modules and a fast-charging concept for city buses; test bench for smart charging according to ISO 15118. Safety assessment of hybrid test benches and setup of an HV training area.
Fuel cells and HV integration
Proton Motor
Proton Motor – Fuel cells and HV integration
Planning and integration of high-voltage systems for fuel cell applications in vehicles, ships, and test benches. EMC concepts, custom components, commissioning, and technical testing.
Electric commercial vehicle drives
Daimler R&D / EvoBus
Daimler R&D / EvoBus – Electric commercial vehicle drives
Development and coordination of high-voltage electrical systems and electric auxiliary drives, safety concepts, and power electronics for fuel cell and hybrid buses. Interface and supplier management, technical specifications, and system integration.
Automated Composite Manufacturing – Aviation, Lightweight Construction and Wind Energy
ES-Schmid GmbH
Automated Composite Manufacturing – Aviation, Lightweight Construction and Wind Energy
Development and industrial implementation of CNC-controlled processes and special-purpose machines for processing composite materials, including fabric impregnation, precise 2K dispensing and mixing technology, and high-precision thermal consolidation. Focus areas: machine and process concepts, electrical and mechanical system integration, process monitoring, reproducibility, commissioning and optimization. Reference projects: Diamond Aircraft, EXTRA Flugzeugbau, GROB Aircraft, ST Engineering (Composite), ENERCON, Schütz and Euros (wind energy).
High-Tech Equipment and Supplier Coordination
Carl Zeiss SMT
Carl Zeiss SMT – High-Tech Equipment and Supplier Coordination
Technical project and supplier coordination for high-precision production equipment for the semiconductor industry. Design reviews, fault analysis for sensors and EMC, improvements to position measurement and machine safety, and support with cleanroom requirements and FAT/SAT.
E-Mobility and Technical Supplier Audits
Liebherr Mischtechnik
Liebherr Mischtechnik – E-Mobility and Technical Supplier Audits
Technical subproject management for electric and hybrid concrete mixers. Assessment of traction batteries and high-voltage systems, technical audits at a battery manufacturer, analysis of production processes and risks, and specification of components and interfaces.
Battery Manufacturing Automation / AGV
Manz
Manz – Battery Manufacturing Automation / AGV
Development of automated loading and unloading modules and handling technology for battery production lines with automated guided vehicles. Safety concepts, machine guarding, design support, test planning and a custom RFID solution.
High-Voltage Safety and Technical Assessment
TÜV SÜD Automotive
TÜV SÜD Automotive – High-Voltage Safety and Technical Assessment
Technology and standards assessment for electric vehicles and components; safety guidelines, insulation coordination, advice on electrical and high-voltage safety for renowned vehicle manufacturers, testing and acceptance topics, and contributions to FMEA and functional safety.
Process Optimization and Quality
VARTA Microbattery
VARTA Microbattery – Process Optimization and Quality
Systematic root cause analysis in Li-ion button cell production; optimization of winding processes, testing methods, and production parameters. Significant reduction in scrap from a high double-digit to a low single-digit percentage.
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Energy, Manufacturing, Aerospace and Defense, and Automotive.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Product Development, Production, Procurement, and Project Management.
Summary
Technical development, problem-solving, industrialization, project management, and hands-on implementation. Selected by topic, without dates.
Skills
- Executive Management And International Marketing Of Special-Purpose Machinery
- Development And Project Management
- Employee Leadership And Support
- Training In Commercial And Mechatronic Professions
- Oversight Of 3d Cad Design
- Drive System Design
- Technical Audits
- Machine Safety
- Process Optimization
Languages
Statistics
Experience
Global experience
Expertise
Frequently asked questions
Have questions? Find more information here.
Rainer is based in Pforzheim, Germany and can operate in on-site, hybrid, and remote work models.
Rainer speaks the following languages: German (Advanced), English (Intermediate).
Rainer has at least 36 years of experience. During this time, Rainer has worked in at least 6 different roles and for 5 different companies. The average length of individual experience is 6 years. Note that Rainer may not have shared all experience and actually has more experience.
Based on recent experience, Rainer would be well-suited for roles such as: Fuel cell system – Technical feasibility study, Testing and safety engineering, HV batteries, charging infrastructure, and training.
Rainer's most recent position is Fuel cell system – Technical feasibility study at ES-Schmid GmbH.
In recent years, Rainer has worked for ES-Schmid GmbH.
Rainer is most experienced in industries like Energy, Manufacturing, and Aerospace and Defense. Rainer also has some experience in Automotive.
Rainer is most experienced in business areas like Product Development, Production, and Procurement. Rainer also has some experience in Project Management and Research and Development.
Rainer has recently worked in industries like Aerospace and Defense, Energy, and Manufacturing.
Rainer has recently worked in business areas like Product Development and Production.
Rainer is immediately available part-time for suitable projects.
Daily rate distribution
The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.
Average rates for similar positions
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 6 Nov 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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