Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

CFD Engineer - AI Trainer

$69 per hour

Mindrift

About the role 

Help train and evaluate AI agents on expert-level fluid simulation tasks. You'll take CAD geometry, set up and run simulations, build verified reference solutions, and write Python checks for the agent's results.

Requirements

  • A degree in Mechanical or Aerospace Engineering, or a related field such as energy or oil & gas. A PhD is preferred but not required.
  • Several years of hands-on industry or research CFD with OpenFOAM, ANSYS Fluent/CFX or STAR-CCM+, including meshing.
  • Solid verification and validation practice: mesh-independence studies, and validation against experiment or benchmarks.
  • Comfortable with Python and GitHub.
  • English at B2 level or above.
  • Nice to have: aerospace, automotive, offshore or turbomachinery background; multiphase or particle-laden flow experience.

Project time expectations 

For this project, tasks are estimated to require around 10–20 hours per week during active phases, based on project requirements. This is an estimate, not a guaranteed workload, and applies only while the project is active. 

Compensation 

On this project, contributors can earn up to $69 per hour equivalent , depending on their level and pace of contribution.

Compensation varies across projects depending on scope, complexity, and required expertise. Please note that other projects on the platform may offer different earning levels based on their requirements.

Why this freelance opportunity might be a great fit for you? 

  • Work fully remote on your own schedule with just a laptop and stable internet connection.
  • Apply your expertise to real-world technology projects while gaining experience building high-quality solutions for a global platform.
  • Participate in performance-based bonus programs that reward high-quality work and consistent delivery.
Vacancy posted 1 day ago
Similar jobs that could be interesting for youBased on the CFD Engineer - AI Trainer in Arizona vacancy
  • $60 per hour

    A data science company is seeking a Freelance Data Science Expert (Python & SQL) to create computational problems for Generative AI projects. The ideal candidate has a Master’s or PhD in a relevant field, at least 5 years of experience, and expertise in statistical analysis... 
    Suggested
    Freelance
    Remote work
    Flexible hours

    Mindrift

    Phoenix, AZ
    4 days ago
  • $15 per hour

     ...Outlier is an AI training platform owned and operated by Scale AI. Outlier Experts work on a variety of projects, from generating training data to evaluating the performance of models. About the opportunity: We are seeking detail-oriented English speakers to review... 
    Suggested
    Hourly pay
    Full time
    Contract work
    For contractors
    Work experience placement
    Freelance
    Internship
    Remote work
    Night shift

    Outlier AI

    Gilbert, AZ
    16 hours ago
  • $15 per hour

     ...Outlier is an AI training platform owned and operated by Scale AI. Outlier Experts work on a variety of projects, from generating training data to evaluating the performance of models. About the opportunity: We are seeking detail-oriented English speakers to review... 
    Suggested
    Hourly pay
    Full time
    Contract work
    Part time
    For contractors
    Work experience placement
    Freelance
    Internship
    Remote work
    Night shift

    Outlier AI

    Phoenix, AZ
    16 hours ago
  • $15 per hour

     ...Outlier is an AI training platform owned and operated by Scale AI. Outlier Experts work on a variety of projects, from generating training data to evaluating the performance of models. About the opportunity: We are seeking detail-oriented English speakers to review... 
    Suggested
    Hourly pay
    Full time
    Contract work
    For contractors
    Work experience placement
    Freelance
    Internship
    Remote work
    Flexible hours
    Night shift

    Outlier AI

    Gilbert, AZ
    16 hours ago
  • $100 per hour

    Please submit your CV in English and indicate your level of English proficiency. Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based... 
    Suggested
    Hourly pay
    Permanent employment
    Part time
    Freelance
    10 hours per week

    Mindrift

    Arizona
    5 days ago
  • $100k - $150k

     ...CFD Engineer - Aerodynamics & Propulsion High-Fidelity Simulation | Internal & External Flows | Inlet, Combustor & Nozzle Analysis...  ...authorized to work in the U.S. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as... 
    Full time
    Internship
    Local area
    Remote work

    Tiberius Aerospace Inc.

    Tucson, AZ
    5 days ago
  • $73 per hour

    A dynamic AI consultancy is seeking a remote part-time contributor with a Bachelor’s or Master’s in Accounting and at least 3 years of experience. This role involves creating complex tasks to enhance AI capabilities and provides competitive rates up to $73/hour. Ideal... 
    Remote job
    Part time
    Flexible hours

    Mindrift

    Phoenix, AZ
    2 days ago
  • $20 per hour

    Earn Up to $20/hr Shaping the Future of AI With Your Simplified Chinese Writing Skills Get paid weekly via PayPal or Airtm. Your rate scales with your expertise and the project. Work whenever and wherever you want. Most experts contribute 5-10 hrs/week and can scale up... 
    Weekly pay
    Extra income
    Contract work
    Freelance
    Internship
    Work from home
    Worldwide
    Flexible hours

    Outlier

    Phoenix, AZ
    3 days ago
  • Outlier connects subject-matter experts with paid AI training projects. Language specialists read, rank, and evaluate AI-generated Simplified Chinese responses, and write short stories on assigned topics. You will assess accuracy and quality of AI-produced Chinese text... 
    Remote job
    Freelance
    Flexible hours

    Outlier

    Phoenix, AZ
    3 days ago
  • $60 per hour

    Freelance Data Science Expert (Python & SQL) - AI Trainer 5 days ago - Be among the first 25 applicants This opportunity is only for...  ...reasoning chains in data processing, statistical analysis, feature engineering, predictive modeling, and insight extraction Create... 
    Part time
    Freelance
    Remote work

    Mindrift

    Phoenix, AZ
    4 days ago
  • $55 per hour

     ...power of collective intelligence to ethically shape the future of AI. What We Do The Mindrift platform connects specialists with AI...  ...Working knowledge of Python Experience in Generative AI/Prompt engineering/Reviewing You are ready to learn new methods, able to switch... 
    Part time
    Freelance
    Remote work

    Mindrift

    Phoenix, AZ
    3 days ago
  • $30 per hour

     ...proficiency. Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating...  ...permanent employment. What This Opportunity Involves As an AI Trainer - Junior Linguist, your work will help train AI models, shaping... 
    Hourly pay
    Permanent employment
    Temporary work
    Part time
    Freelance
    10 hours per week

    Mindrift

    Phoenix, AZ
    2 days ago
  • $73 per hour

     ...At Mindrift, innovation meets opportunity. We believe in using the power of collective intelligence to ethically shape the future of AI. What We Do The Mindrift platform connects specialists with AI projects from major tech innovators. Our mission is to unlock the potential... 
    Permanent employment
    Part time
    Freelance
    Remote work
    Flexible hours

    Mindrift

    Phoenix, AZ
    5 days ago
  • AI Engineering Architect & Technical Coach The AI Engineering Architect & Technical Coach is a hands‑on engineering leader responsible for designing, building, and guiding the technical foundation of an enterprise‑scale AI transformation program. This role bridges architecture... 
    Contract work

    Intellibus

    Phoenix, AZ
    3 days ago
  •  ...Job Description Job Description Senior Software Engineer Job Type: Contractor (~15 hours/week) Location: Remote Job Summary...  ...are seeking experienced Senior Software Engineers to support an AI training project by creating reinforcement learning environments... 
    Remote job
    For contractors

    YO AI Labs

    Phoenix, AZ
    17 days ago
  •  ...visa sponsorship for this role. The Summer 2027 Applied Gen AI/Data Scientist Graduate Internship offers an exciting...  ...alongside experienced AI researchers, data scientists, machine learning engineers, and software developers, the intern will gain hands-on... 
    Full time
    Part time
    For contractors
    Summer work
    Internship
    Local area

    Highmark Health

    Arizona
    1 day ago
  • Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation isproject-based. What this opportunity involves We're looking for US-based, practicing physicians to contribute... 
    Hourly pay
    Permanent employment
    Part time
    Freelance
    10 hours per week

    Mindrift

    Phoenix, AZ
    3 days ago
  • Schweitzer Engineering Laboratories, Inc. (SEL) seeks an experienced Application Engineer for our Global Accounts team to collaborate with industrial power system customers worldwide and tackle complex problems with SEL products. You will deliver visits, demos, and training... 
    Worldwide

    Schweitzer Engineering Laboratories, Inc.

    Phoenix, AZ
    2 days ago
  •  ...Title: AI Data Scientist Location: North Phoenix, AZ or Hillsboro, OR (onsite) Duration: Full-Time Pay Range: $115,000 -...  ...and few-shot learning techniques. Collaborate with software engineers, field application teams, and domain experts to deploy and validate... 
    Full time
    Remote work

    Prosum

    Phoenix, AZ
    3 days ago
  • $40 per hour

     ...availability Screening compensation: $46/hr (for eligibility test/screener) About Prolific Prolific is not just another player in the AI space. We are building the biggest pool of quality human data in the world. Over 35,000 AI developers, researchers, and... 
    Remote job
    Hourly pay
    Contract work
    Freelance
    Flexible hours

    Prolific

    Phoenix, AZ
    3 days ago
  •  ...Build What Matters at RevStar Position: Data & AI Forward Deployed Engineer (FDE) Reports To: Product Manager/Engineering Lead Location : Remote (AZ, DC, FL, GA, IA, IL, ME, NY, NJ, SC, TX, VA) Employment Type: Full-Time W2 Job Summary At RevStar, we build... 
    Full time
    For contractors
    Remote work

    RevStar

    Arizona
    4 days ago
  •  ...right when a full answer key does not exist. This includes using AI models to help label at scale, and checking them against human judgment. ~15%: Take models to production on AWS, with ML engineering and DevOps. That covers the retrain schedule, the model registry,... 
    Remote work
    Home office

    Spokeo

    Arizona
    5 days ago
  • $140k - $150k

     ...initiatives independently with minimal direction ~ Bachelor's degree in a quantitative field such as Mathematics, Statistics, Economics, Engineering, or a related discipline Nice to Have Master's degree in a quantitative discipline Experience within financial... 
    Full time
    Work at office

    Harnham

    Phoenix, AZ
    2 days ago
  •  ...Build What Matters at RevStar Position: Data & AI Engineer Reports To: Product Manager/Engineering Lead Location : Remote (AZ, DC, FL, GA, IA, IL, ME, NY, NJ, SC, TX, VA) Employment Type: Full-Time W2 Job Summary Ready to build greenfield Lakehouse solutions... 
    Full time
    For contractors
    Remote work

    RevStar

    Arizona
    12 days ago
  •  ...referral or site-of-care patterns. Partner with data scientists and engineers to build dashboards, automated reporting, and ML-based anomaly...  ...please contact Human Resources at (***) ***-**** or ****@*****.***.ai. Please note that unless you are requesting an accommodation,... 
    Remote work
    Shift work

    Commence

    Arizona
    2 days ago
  •  ..., and quality. Partner with economists, data scientists, and engineers to conduct research, create prototypes, and apply ML-based methods...  ...please contact Human Resources at (***) ***-**** or ****@*****.***.ai. Please note that unless you are requesting an accommodation,... 
    Remote work

    Commence

    Arizona
    2 days ago
  • $79.3k

     ...Company : enGen Job Description : JOB SUMMARY The Data Protection Engineer is a key member of the Data Protection team, responsible for the implementation, maintenance, and operational support of the organization's data protection infrastructure and applications... 
    For contractors
    Work at office
    Local area
    Remote work

    Highmark Health

    Arizona
    5 days ago
  •  ...Fortune Best Workplaces in Financial Services & Insurance Sr. Data Engineer ESSENTIAL FUNCTIONS AND RESPONSIBILITIES Designs, builds,...  ...that deliver high-quality data inputs to Snowflake and dbt AI features. Designs and maintains semantic layers and metadata... 
    Work experience placement
    Flexible hours

    Sedgwick

    Arizona
    2 days ago
  • $140k - $175k

     ...generation solutions that patients and healthcare partners need today and into the future. Job Description The Senior Data Engineer will be responsible for building and maintaining the platform that services timely and accurate data for operational teams and... 
    Full time
    Temporary work
    Work experience placement
    Remote work
    Work visa
    Flexible hours

    Fuze Health

    Arizona
    5 days ago
  • $145k - $170k

     ...business. We also work very closely with Business Intelligence, Data Engineering, and Software Engineering teams to advance our data...  ...platforms. WHAT’S GOOD TO HAVE ~ Experience with using AI technologies (e.g. Claude, GPT, Gemini). Benefits Outstanding... 
    Full time
    Temporary work
    Remote work
    Work from home
    Home office
    Flexible hours

    BOLD

    Arizona
    3 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to CFD Engineer - AI Trainer. Be the first to apply!