470 English-speaking jobs in Berlin
Mechanical Engineering Expert
- Mercor
- Berlin
- October 18
- remote work
Mechanical Engineering Expert role constructing enterprise scenarios for complex product design cycles at Fortune 500 accounts. Requires 5+ years in industrial, automotive, aerospace, or manufacturing engineering.
Effects Engineering Specialist
- Mercor
- Berlin
- October 18
- remote work
Propulsion & Effects Engineer role requires experience in munitions or warhead design and effects engineering. Responsibilities include writing prompts, classifying them, evaluating AI responses, and providing technical reasoning.
LLM Agent Engineer - Production
- Mercor
- Berlin
- October 18
- remote work
Build and operate LLM agents in production environments. Responsibilities include evaluating performance, managing long-running agents, and analyzing internal assistant adoption. Requires experience shipping user-facing agents.
Electromagnetic Engineer
- Mercor
- Berlin
- October 18
- remote work
Experienced RF and Electromagnetic Engineering Expert needed to solve complex technical problems. Analyze RF/EM systems, components, and architectures using electromagnetic theory. Requires hands-on industry experience in related engineering fields.
Forensic Materials Expert
- Mercor
- Berlin
- October 18
- remote work
Federal Certified Materials Specialist/Incident Analyst role requires expertise in energetic materials and propulsion. Responsibilities include writing prompts, evaluating model responses, and analyzing dual-use scenarios. Must have forensic laboratory identification experience.
RF Circuit Design Expert
- Mercor
- Berlin
- October 18
- remote work
- part-time
RF Circuit Design Expert role requires graduate-level STEM training and proficiency in scikit-rf or ngspice. Responsibilities include designing computational problems to evaluate AI capabilities and collaborating with research teams. Strong Python skills and Linux environment experience are necessary.
Drug Development Specialist
- Mercor
- Berlin
- October 18
- remote work
Preclinical R&D Expert role requires 5+ years of hands-on experience in drug development, such as discovery biology or medicinal chemistry. Responsibilities include reviewing R&D data, annotating scientific data, and advising on development decisions.
Materials Engineering Expert
- Mercor
- Berlin
- October 18
- remote work
Materials Engineering Expert role requires a PhD in Materials Science/Engineering and 5+ years of experience. Responsibilities include authoring original, expert-level free-response engineering problems in Materials Science and validating them against AI models.
Psychometrics Expert
- Mercor
- Berlin
- October 18
- remote work
- part-time
Psychometrics Expert role requires authoring original, precise psychology questions, rating difficulty, and providing detailed Chain-of-Thought solutions with academic references. Must have a PhD, PsyD, or doctoral candidate status in Psychology.
Propulsion Systems Engineer - Expert
- Mercor
- Berlin
- October 18
- remote work
Propulsion & Effects Engineer role requires expertise in munitions or warhead design, solid/liquid/hybrid propulsion, and terminal effects modeling. Responsibilities include writing and classifying prompts, evaluating AI responses, and improving model performance.
Thermal Engineer
- Mercor
- Berlin
- October 18
- remote work
Thermal Engineer role requires 5+ years of mechanical engineering experience, with 3+ years in hardware development, analysis, or testing. Expertise in structural, thermal, or mechanical design is essential.
Electrical Design Specialist - Expert
- Mercor
- Berlin
- October 18
- remote work
Electrical Design Specialist to develop, analyze, and evaluate electrical designs, circuits, and components. Responsibilities include interpreting schematics and performing electrical calculations. Requires experience in electrical system design and low/medium-voltage systems.
Forensic Chemist - Casework Specialist
- Mercor
- Berlin
- October 18
- remote work
Forensic/Toxicological Chemist role requires experience in controlled substance casework, clandestine lab response, and forensic toxicology. Responsibilities include writing prompts, evaluating model responses, and collaborating to improve AI performance.
Aerospace Engineer
- Mercor
- Berlin
- October 18
- remote work
Aerospace Engineer role requires a PhD in Mechanical, Aerospace, or Industrial Design and 5+ years of production design experience. Responsibilities include authoring and solving expert-level engineering problems for AI training data.
Systems Engineer - Hardware Integration
- Mercor
- Berlin
- October 18
- remote work
Systems Engineer focusing on hardware integration, reliability, and test engineering. Responsibilities include solving complex problems across electrical, mechanical, and software domains. Requires 5+ years of relevant experience.
Embedded Systems Engineer - FPGA Expert
- Mercor
- Berlin
- October 18
- remote work
Embedded Systems Engineer role requiring 5+ years in software, firmware, or FPGA engineering. Responsibilities include reviewing FPGA/RTL designs and analyzing hardware/software integration for real physical systems. Strong C/C++, Python, and RTOS skills are required.
Energetic Materials Chemist - Specialist
- Mercor
- Berlin
- October 18
- remote work
Specialty Materials Chemist role focusing on energetic materials and propulsion. Responsibilities include writing and classifying prompts, evaluating model responses, and creating reference answers. Requires experience in specialty energetic materials formulation, synthesis, and testing.
Industrial Engineer
- Mercor
- Berlin
- October 18
- remote work
- part-time
Industrial Engineer role involving developing tasks and solving real issues in AI and machine learning systems. Requires 4+ years of professional experience and a commitment of 20–30+ hours weekly.
Industrial Hygienist - Safety Expert
- Mercor
- Berlin
- October 18
- remote work
Industrial Hygienist role requires a certified professional experienced in exposure assessment, sampling, and control banding. Duties include writing prompts, evaluating AI responses against safety policies, and assessing dual-use scenarios. Expertise in process hazard analysis and toxic release modeling is essential.
Electrical Engineer
- Mercor
- Berlin
- October 18
- remote work
- part-time
Electrical Engineering & RF/Circuit Design Expert needed to design computational problems for AI research. Requires graduate-level STEM training, strong Python skills, and proficiency with scientific software like scikit-rf.



















































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