450 English-speaking jobs in Berlin
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.
Circuit Design PhD - Problem Author
- Mercor
- Berlin
- October 18
- remote work
PhD in Electrical Engineering required for Circuit Design Writer. Author original, expert-level engineering problems and solutions based on industry scenarios. Validate problem difficulty against frontier language models.
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.
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.
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.
Engineering Simulation Specialist
- Mercor
- Berlin
- October 18
- remote work
Engineering Simulation Specialist requires a PhD or equivalent with expertise in control systems, analog/RF circuits, power electronics, or mechanical design. Responsibilities include developing AI model simulations and evaluating designs using Python.
Nuclear Engineer
- Mercor
- Berlin
- October 18
- remote work
Nuclear Engineering & Safeguards Experts for Red Team are needed to write prompts, evaluate AI responses, and develop misuse scenarios in the nuclear domain. Must have experience in safeguards, fuel-cycle, and material control.
Mechanical Design Specialist
- Mercor
- Berlin
- October 18
- remote work
Mechanical Design Specialist role evaluating Inventor Professional on Windows for mechanical and product design. Responsibilities include capturing high-resolution screenshots and developing feedback to improve 3D design and assembly modeling.
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.
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.
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.
Inventor Professional Expert - Mechanical
- Mercor
- Berlin
- October 18
- remote work
Evaluate Inventor Professional on Windows for mechanical and product design. Capture and analyze high-resolution screenshots. Collaborate with engineers to improve 3D mechanical design and assembly modeling.
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.
Mechanical Design PhD - CAD Expert
- Mercor
- Berlin
- October 18
- remote work
Mechanical Design PhD role requires authoring and solving expert-level engineering problems based on industry scenarios. Candidates need a PhD in Mechanical, Aerospace, or Industrial Design and 5+ years of production design experience, including GD&T and DFM.
Nuclear Materials Specialist
- Mercor
- Berlin
- October 18
- remote work
Nuclear Materials Specialist role involves writing prompts and evaluating AI responses against policy. Requires experience in nuclear forensics, radiochemical/mass-spectrometric analysis, and technical writing.
Energetic Materials Expert - Redteaming
- Mercor
- Berlin
- October 18
- remote work
Energetic Materials Expert for Redteaming. Responsibilities include writing challenging prompts on explosives, labeling responses, evaluating model accuracy, and identifying misuse potential. Requires expertise in hazardous device assessment or specialty materials chemistry.
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.
Radiological Security Specialist - Expert
- Mercor
- Berlin
- October 18
- remote work
Radiological Security Specialist role requires experience in security/vulnerability assessment of licensed facilities with Category 1 and 2 sources. Responsibilities include writing prompts, evaluating AI responses against policy, and collaborating on query classification.
Chemical Safety Expert
- Mercor
- Berlin
- October 18
- remote work
Analytical Chemist role requires experience in hazardous compound detection using GC-MS, LC-MS/MS, IR, and NMR. Responsibilities include writing prompts and evaluating model responses for chemical safety.
CAD Design Engineer - AI Evaluation
- Mercor
- Berlin
- October 18
- remote work
- part-time
CAD Design Engineer - AI Evaluation designs realistic engineering problems using SolidWorks, AutoCAD, or FreeCAD. Responsibilities include running tasks against AI models, refining them, and documenting data rationale while collaborating with AI agents using Git.












































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