Benjamin Rähmer-Electrical Engineer (M. Eng.)
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Experience
Technical Director
maincubes Holding & Service GmbH
- Development and implementation of technical guidelines for electrical and mechanical systems
- Development of the electrical safety organisation as responsible electrician (gVEFK)
- Implementation and oversight of DCIM and related technical software solutions
- Design of technical solutions for lifecycle infrastructure and customer projects
Research Associate
Technical University of Darmstadt | PTW
- Research into automation programmes for integrating machines into cyber-physical production systems
- Analysis of energy flexibility potential in production machines and development of optimised operating strategies
- Design and implementation of interoperable Digital Product Passport architectures
- Support for the lecture on digitalisation in production
Manager Capacity & Energy
Digital Realty Germany GmbH
- Regression analysis and machine learning on energy data used for demand and capacity forecasting
- Automation of Data collection
- Software Implementation of physics based machine learning with the goal of improving energy efficiency
- Load flow, Selectivity and CFD studies
- Designing energy infrastructure and improving energy efficiency
Lecturer Digital Design and FPGAs | Doctoral Candidate (since 2026)
Hochschule RheinMain | Department of Engineering
- Development, improvement and lecturing the FPGA Laboratory
- Contact person for students
- Research on decentralised computing, Edge AI, Digital Signal Processing for industrial systems
Project Manager Implementation
Digital Realty Germany GmbH (Interxion Deutschland GmbH)
- Design and implementation of projects in the field of automation technology
- Switchboard design
- Design and implementation of customer projects
Project Manager Design & Construction
Bilfinger HSG FM IS GmbH
- Planning and implementation of new construction and modernization projects of the resident data centers
- Cost and schedule monitoring
- Consulting for data center operations
Facility Engineer
TelecityGroup Germany GmbH
- Responsible for energy demand planning and procurement
- Planning and implementation of infrastructure projects
- Maintenance and repair work
Datacentre Support Technician
TelecityGroup Germany GmbH
- Customer Support
- Work planning for the shift employees
Civilian service
Haus Burgwald gGmbH
Vocational training as Electronics Technician for Equipment and Systems
Technical University of Darmstadt
Industry experience
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Experienced in Information Technology, Education, Manufacturing, Construction, and Healthcare.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Operations, Information Technology, Project Management, Research and Development, Production, and Procurement.
Summary
I am an Electrical Engineer (M. Eng.) with a strong background in data center infrastructure, energy systems and automation. I design and improve electrical and mechanical solutions, develop technical guidelines, and work on lifecycle infrastructure as well as customer-specific projects. A key part of my work is building reliable, efficient systems and strengthening electrical safety organisations.
I also bring hands-on experience in energy forecasting, machine learning on energy data, automation of data collection, load flow, selectivity and CFD studies. Alongside my industry work, I have been active in research and teaching around cyber-physical production systems, Digital Product Passports, Edge AI, Digital Signal Processing and FPGAs.
Skills
- Data Center Design & Operations 15+ Yrs.
- Energy Technology 10+ Yrs.
- Python 7+ Yrs.
- Dlgsilent Powerfactory 7+ Yrs.
- Fpgas 7+ Yrs.
- Vhdl 7+ Yrs.
- Datascience 6+ Yrs.
- Cadence Datacenter Design (6sigma Room Cfd) 3+ Yrs.
Languages
Education
Hochschule RheinMain
Master of Engineering · Electrical Engineering – Connected Systems · Wiesbaden, Germany · 1.2
Hochschule RheinMain
Bachelor of Engineering · Electrical Engineering · Wiesbaden, Germany · 1.3
Technical University of Darmstadt
Vocational training as Electronics Technician for Equipment and Systems · Electronics Technician for Equipment and Systems · Darmstadt, Germany
Statistics
Experience
Expertise
Qualifications
Profile
Frequently asked questions
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Benjamin is based in Frankfurt am Main, Germany and can operate in on-site, hybrid, and remote work models.
Benjamin speaks the following languages: German (Native), English (Advanced).
Benjamin has at least 18 years of experience. During this time, Benjamin has worked in at least 10 different roles and for 9 different companies. The average length of individual experience is 2 years and 10 months. Note that Benjamin may not have shared all experience and actually has more experience.
Based on recent experience, Benjamin would be well-suited for roles such as: Technical Director, Research Associate, Manager Capacity & Energy.
Benjamin's most recent position is Technical Director at maincubes Holding & Service GmbH.
In recent years, Benjamin has worked for maincubes Holding & Service GmbH, Technical University of Darmstadt | PTW, Digital Realty Germany GmbH, and Hochschule RheinMain | Department of Engineering.
Benjamin is most experienced in industries like Information Technology, Education, and Manufacturing. Benjamin also has some experience in Construction and Healthcare.
Benjamin is most experienced in business areas like Operations, Information Technology, and Research and Development. Benjamin also has some experience in Project Management, Production, and Customer Service.
Benjamin has recently worked in industries like Education, Information Technology, and Manufacturing.
Benjamin has recently worked in business areas like Information Technology, Research and Development, and Operations.
Benjamin holds a Master in Electrical Engineering – Connected Systems from Hochschule RheinMain and a Bachelor in Electrical Engineering from Hochschule RheinMain.
Benjamin will be available full-time from October 2026.
Daily rate distribution
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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 30 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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