Use your Engineering expertise to train and evaluate AI models.
$65 to $123 per hour. Design and simulate analog, digital, and mixed-signal circuits in Qucs-S while creating clear technical guidance for AI training.
Posted Nov 3, 2026
Review AI model outputs against RTL hardware designs, specifications, reference solutions, and verification tests. Use Verilog and SystemVerilog expertise in a flexible contractor role open worldwide.
Posted Nov 2, 2026
Create and review difficult engineering and physical science problems used to evaluate AI systems. This flexible remote contractor role pays $85 to $185 per hour and is open to experienced technical experts worldwide across listed countries.
Posted Oct 31, 2026
Use advanced aerospace engineering judgment to create, solve, and grade difficult technical problems for AI evaluation. This flexible remote contractor role pays $85 to $185 per hour.
Posted Oct 31, 2026
Create and assess mechanical CAD models, assemblies, surface designs, and drawings for an AI training project. This remote, flexible part-time role pays $63 to $122 per hour.
Posted Oct 30, 2026
Create and edit circuit schematics and PCB layouts in DesignSpark PCB while explaining engineering workflows for AI training. This contractor role pays $63 to $122 per hour.
Posted Oct 30, 2026
Create and refine 2D and 3D SolveSpace CAD models, explain parametric workflows, and give feedback used in AI training. This part-time contractor role pays $63 to $122 per hour and is open in the listed countries.
Posted Oct 30, 2026
Use ParaView to analyze 3D scientific and engineering datasets, review simulation work, and explain visualization decisions for AI training. This remote contractor role offers flexible scheduling and pays $63 to $122 per hour.
Posted Oct 30, 2026
Review engineering documents, industrial parts, production patterns, and image annotations for AI training. This remote contract role pays $20 to $60 per hour and requires at least five years of relevant experience.
Posted Oct 28, 2026
Review industrial CT, X-ray, ultrasonic, shearography, and fiber optic inspection data to support AI training. This remote contractor role offers $20 to $60 per hour for about 10 hours per week.
Posted Oct 28, 2026
Create, solve, review, and validate mechanical engineering tasks for AI training using Python, simulation, and coding-agent workflows. This remote contractor role offers flexible scheduling of about 15 hours per week at $60 to $120 per hour equivalent, paid per task that meets the project specificat
Posted Oct 16, 2026
Solve and validate computational fluid dynamics and aerodynamic simulations using Python and command-line tools. This remote role offers flexible part-time work at $80 to $120 per hour equivalent, paid per task that meets the project specifications.
Posted Oct 16, 2026
Create, solve, and evaluate rigorous hardware engineering problems for AI training. This remote contractor role offers about 15 flexible hours per week and pays $60 to $120 per hour equivalent, paid per task that meets project specifications.
Posted Oct 16, 2026
Solve difficult STEM problems, run Python calculations or simulations, and review AI-generated answers for scientific accuracy. Earn $60 to $120 per hour equivalent, paid per task that meets project specifications, with flexible remote work.
Posted Oct 16, 2026
Review complex mechanical CAD assemblies, create and evaluate technical questions, and explain design reasoning for AI training. This remote, part-time contractor role pays $40 to $90 per hour and requires less than 20 hours per week.
Posted Oct 2, 2026
Review machining drawings, CNC documents, and construction plans to help improve AI systems. This remote contractor role takes about 10 hours per week, offers flexible scheduling, and pays $40 to $60 per hour.
Posted Sep 30, 2026
Evaluate First Article Inspections, production defects, and Government Source Inspection scenarios in a flexible contractor role. Pay is $40 to $60 per hour, with less than 20 hours per week and eight years of inspection experience required.
Posted Sep 30, 2026
Use your NDT inspection expertise to evaluate radiographs, ultrasonic scans, and test indications for AI training. This fully remote contractor role pays $60 per hour for about 10 hours per week.
Posted Sep 30, 2026
Review PCB designs, electronics assemblies, wire harnesses, and semiconductor inspections to help train and evaluate AI systems. This remote contractor role pays $60 per hour for about 10 flexible hours each week.
Posted Sep 30, 2026
Use your field-service experience to review industrial diagrams, PLC logic, and equipment faults for AI training. This remote contractor role offers $40 to $60 per hour for about 10 hours per week.
Posted Sep 30, 2026
Use your mechanical design, CAD, GD&T, and manufacturing knowledge to create and review engineering content for AI training. This remote contractor role pays $40 to $80 per hour, with applications starting through OpenTrain.
Posted Sep 25, 2026
Review AI-generated civil and structural engineering work for technical accuracy, code compliance, and real-world feasibility. This remote, flexible project pays up to $90 per hour and is open to candidates in the United States.
Posted Sep 25, 2026
Review and improve AI-generated answers on nuclear physics, radiation, reactors, and safety. This part-time contract pays up to $60 to $90 per hour for 20+ hours each week.
Posted Sep 11, 2026
Remote contractor work for a CAD and simulation consultant supporting aerospace, mechanical, and electrical engineering AI training. The 8-week assignment requires 20 to 40 hours weekly and Pacific Time overlap.
Posted Sep 8, 2026
Evaluate AI-generated CFD answers and engineering simulations using expert judgment on meshing, turbulence, heat transfer, and validation. Pay is $50 to $150 per hour equivalent, paid per task that meets project specifications.
Posted Sep 7, 2026
Create and record realistic KiCad schematic and PCB design workflows for AI training. This remote contractor role pays up to $20 per hour, requires 20+ hours weekly, and is open in Bangladesh, India, and Pakistan.
Posted Sep 5, 2026
Create FreeCAD demonstrations and evaluation data for computer-use AI systems. This remote contractor role offers up to $25 to $30 per hour, 20+ hours per week, and flexible scheduling across listed countries.
Posted Aug 19, 2026
Review and rate AI-generated mechanical engineering solutions, write model explanations, and assess technical reasoning. This remote contractor role pays up to $70 per hour and requires 20+ hours weekly.
Posted Jul 9, 2026
Review AI-generated electrical engineering content and QA work for accuracy, safety, and clear reasoning. This US contract role pays up to $105 per hour and requires 20+ hours weekly.
Posted Jul 8, 2026
Review civil engineering explanations, calculations, diagrams, and workflows for AI training projects. This remote contractor role pays up to $105 per hour and requires 20+ hours weekly.
Posted Jul 8, 2026
Engineering-focused AI training can involve using technical judgment to prepare, label, or review examples for artificial-intelligence systems. Depending on the individual posting, the work may include reviewing code, rating model responses, evaluating outputs, or applying engineering knowledge to other data-labeling tasks. The specific discipline, responsibilities, qualifications, and project requirements can differ, so inspect each live posting carefully before deciding whether to apply.
OpenTrain is the hiring organization for roles available through OpenTrain. Candidates apply through OpenTrain, and OpenTrain may place or refer successful candidates to the client whose project they will support. Eligibility, responsibilities, qualifications, experience, pay, hours, schedule, location rules, and client requirements are determined by the individual live posting.
