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

CFD Engineer - AI Trainer

$69k
Part-time

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 5 days ago
Similar jobs that could be interesting for youBased on the CFD Engineer - AI Trainer in Virginia vacancy
  • $300 per month

    Paid, part-time remote project helping train frontier AI models on cybersecurity workflows. Flexible hours designed to fit around a full-time role. This is a remote, project-based role for cybersecurity professionals with 1+ years of hands-on experience in vulnerability... 
    Suggested
    Full time
    Part time
    Remote work
    Flexible hours
    Weekend work
    Afternoon shift

    AfterQuery

    Mc Lean, VA
    3 days ago
  • $40 - $125 per hour

     ...Overview: We are looking for experienced Mechanical Engineers to evaluate how frontier AI models handle real engineering work: sizing a component against...  ...360, Onshape, Creo, NX, CATIA or Inventor), FEA or CFD, or MATLAB or Python for engineering analysis. ~ General... 
    Suggested
    Permanent employment
    Temporary work
    Remote work
    Flexible hours

    Actalent

    Virginia Beach, VA
    3 days ago
  • $150 per hour

     ...someone is you. You'll run agentic coding sessions on real engineering tasks, analyze what the models produce, and red-team them until...  ...feature, and see how far the model gets on its own. Analyze the AI's work against production standards: find the bugs, explain... 
    Suggested
    Full time
    Remote work
    Flexible hours

    DataAnnotation

    McLean, VA
    18 hours ago
  •  ...become part of a global team of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction...  ...DescriptionAECOM is seeking a hands-on Computational Fluid Dynamics (CFD) Engineer to join its Data Center team in our Buildings and Places... 
    Suggested
    Work at office
    Local area
    Remote work
    Worldwide
    Relocation
    Flexible hours

    AECOM

    Arlington, VA
    2 days ago
  • AfterQuery is seeking cybersecurity professionals for a remote, project-based role to help train frontier AI models on cybersecurity workflows. The work is part-time and fully asynchronous, allowing evenings or weekends. Responsibilities include producing and validating... 
    Suggested
    Remote job
    Part time
    Flexible hours
    Weekend work
    Afternoon shift

    AfterQuery

    Mc Lean, VA
    2 days ago
  • $20.3 per hour

     ...Job Description Job Description Job Description: What if your knowledge English language?could help improve the AI.?  ??  WHAT YOU’LL DO ?  Evaluate the aesthetic quality, readability, and overall polish of digital map designs. Assess user-focused elements... 
    Hourly pay
    Contract work
    Freelance
    Immediate start
    Remote work

    Welo Data

    Virginia Beach, VA
    a month ago
  • $70 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.... 
    Hourly pay
    Permanent employment
    Part time
    Freelance
    10 hours per week

    Mindrift

    Virginia
    1 day ago
  •  ...to Obtain Public TrustWhat You Will Do:Our consultants on the AI and Data Defense and Security team help clients maximize the value...  ...and data science, from data querying and wrangling to data engineering, to data visualization, dashboarding, and business intelligence... 
    Full time
    Flexible hours

    Guidehouse

    Arlington, VA
    4 days ago
  • $147.05k - $230.85k

    Principal AI Data ScientistDescription -About the PositionThe HP Enterprise AI & Machine Learning organization is a centralized team of data scientists and machine learning engineers building GenAI-based tools and digital products that enable increased productivity for... 
    Full time
    Temporary work
    Local area
    Relocation
    Flexible hours
    Shift work

    Juniper Networks

    Richmond, VA
    4 days ago
  • $107.1k - $160.4k

     ...world.Government and Infrastructure - Technology Consulting - AI & Data - Data Science Analyst - Top Secret ClearanceFrom strategy...  ..., statistics, computer science, or related disciplines· Data Engineering Experience building ETL/ELT pipelines. · Experience with Azure... 
    For contractors
    Summer holiday
    Work at office
    Local area
    Immediate start
    Flexible hours

    EY (Ernst & Young)

    McLean, VA
    3 days ago
  • $77.6k - $176k

    AI and ML Data ScientistThe Opportunity: As an Agentic AI Engineer and Data Scientist for military intelligence, you’re excited by the opportunity to design, develop, and deploy advanced AI systems that help analysts transform complex, fragmented information into actionable... 
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    McLean, VA
    1 day ago
  • $89k - $148k

     ...recommendations.Design, develop, test, and implement data, analytics, and AI-enabled solutions that support utility clients' business...  ..., Operations Research, Computer Science, Information Systems, Engineering, Economics, or a related quantitative disciplineONE (1) or more... 
    Full time
    Flexible hours

    Guidehouse

    Arlington, VA
    1 day ago
  • $116.2k - $229.1k

    Position Summary We are a team of strategic advisors, architects, and implementers who drive business transformations. Our diverse talent energizes clients' business functions and technology to maximize value in Supply Chain enhancing their ability to fulfill their...
    Local area

    Deloitte

    McLean, VA
    2 days ago
  • $20 - $30 per hour

    Job TitleThe M.C. Dean, Inc. Maritime Division works at shipyards around the world from our regional offices in Chesapeake, VA, and San Diego, CA. Become a key member of our Alteration Installation Teams, supporting C4ISR system installations on ships and submarines. Join...
    Relocation

    M.C. Dean, Inc.

    Norfolk, VA
    19 hours ago
  •  ...to Have:M.S./M.A. in Data Science/Analytics, Statistics, Mathematics, Operations Research, Computer Science, Information Systems, Engineering, Economics, or similar quantitative/computational discipline.Tableau Desktop Certification: Certified Professional, Certified... 
    Full time
    Flexible hours

    Guidehouse

    Chantilly, Loudoun County, VA
    2 days ago
  •  ...analytical or statistical language such as Closure, Scala, Python, or R ~4+ years of experience with supervised and unsupervised custom AI training and Natural Language Processing (NLP), including using unstructured data ~2+ years of experience manipulating unstructured... 
    Full time

    Take2 Consulting, LLC

    Arlington, VA
    1 day ago
  • Seeking a Data Scientist to support the development of new system capabilities, maintain and extend bulk data pipelines, and enhance applications within a cloud computing environment. The ideal candidate will have strong experience in big data processing, ETL development...
    Full time
    Immediate start
    Flexible hours

    RCT Systems

    Chantilly, Loudoun County, VA
    2 days ago
  •  ...About Cignus Cignus Consulting is an SBA 8(a)-certified, MBE/DBE aviation technology and engineering firm headquartered in Leesburg, Virginia. Since 2007 we have supported the FAA, NASA, DoD, airport authorities, and aviation clients with systems engineering, airspace... 
    Full time
    Work experience placement
    Work at office
    Remote work

    Cignus Consulting LLC. dba CIGNUS

    Leesburg, VA
    1 day ago
  • $185k - $230k

    “In 36 months, agentic AI systems will be an operating reality across major institutions. We intend to be central to it.” — Dr. Jim...  ...Working as part of a team of data scientists, machine learning engineers, software engineers, and DevOps engineers, you’ll develop and validate... 
    Full time
    Local area

    Striveworks

    Virginia
    3 days ago
  • $70 - $75 per hour

     ...Responsibilities: Design and implement contemporary data transfer methodologies that seamlessly load data into a modern OLTP. Leverage AI for faster migration, efficient data reconciliation, and smooth user transition. Partner with internal collaborators and develop... 
    Contract work
    Local area
    Immediate start

    Pyramid Consulting, Inc

    McLean, VA
    19 hours ago
  • SteerBridge is a modern technology company delivering innovative, mission‑focused solutions to the U.S. Government and private sector. Leveraging deep expertise in federal acquisition, digital transformation, and emerging technologies, we deliver agile, commercial‑grade...
    Full time

    SteerBridge

    Vienna, VA
    2 days ago
  • $40 - $125 per hour

     ...silently zeroed out. Someone has to trace the numbers back through the logic, and that someone is you.As a Finance Expert you'll evaluate AI-built financial analyses on real corporate scenarios, check the valuation assumptions and the accounting behind them, and write the... 
    Full time
    Remote work
    Flexible hours

    DataAnnotation

    Fairfax, VA
    1 day ago
  •  ...from an accredited college or university in Data Management, Data Engineering, Information Systems, Data Science, Computer Science, Software...  ...language models Familiarity with developing GPU enabled AI/ML solutions Experience using Git-based version-control, such... 
    Full time

    MANTECH

    Springfield, VA
    19 hours ago
  • $84.4k - $140.6k

    Position Summary Deloitte is seeking a Data Engineer II to support the design, development, and delivery of data solutions that enable analytics, reporting, and business decision-making. This role will focus on building scalable data pipelines, improving data quality... 

    Deloitte

    McLean, VA
    2 days ago
  • $137.5k - $193.6k

     ...customers through innovative strategies, advanced analytics, Generative AI, transformative technologies, and creative design. We can...  ...strategists, data scientists, operators, creatives, designers, engineers, and architects. Our team balances business strategy, technology... 
    Local area

    Deloitte

    McLean, VA
    4 days ago
  • $91.4k - $136.9k

     ...you want it to go. Join EY and help to build a better working world.Government and Infrastructure - Technology Consulting - AI & Data - Data Engineer - Top Secret ClearanceFrom strategy to execution, the Government and Infrastructure practice of Ernst & Young provides a... 
    For contractors
    Summer holiday
    Work at office
    Local area
    Immediate start
    Flexible hours

    EY (Ernst & Young)

    McLean, VA
    3 days ago
  • $107.7k - $179.5k

    Position Summary Join Deloitte’s AI & Engineering team to help clients modernize technology platforms, accelerate innovation, and drive meaningful business outcomes. In this role, you will work alongside multidisciplinary professionals to design and deliver modern... 
    Local area

    Deloitte

    Rosslyn, VA
    2 days ago
  • $77.6k - $176k

    Data Scientist & AI Engineer, MidThe Opportunity: Are you ready to embark on a journey where your skills in data and artificial intelligence will drive innovation and propel businesses into the future? Are you fascinated by the possibilities presented by artificial intelligence... 
    Full time
    Contract work
    Part time
    Local area
    Remote work

    Booz Allen Hamilton

    McLean, VA
    2 days ago
  • $180k - $200k

    Job DescriptionEverforth ECS is seeking a Sr. Data and AI Engineer to work in our Arlington, VA (Hybrid) office.(Typically 1-2x per week in Arlington, VA office for team planning and collaboration)The Sr. Data and AI Engineer will be a key member of our high performing... 
    Work at office

    ECS Federal

    Arlington, VA
    19 hours ago
  • $91.1k - $179.5k

    Position Summary Join our AI & Engineering team in transforming technology platforms, driving innovation, and helping make a significant impact on our clients' success. You’ll work alongside talented professionals reimagining and re-engineering operations and processes... 
    Local area
    Visa sponsorship

    Deloitte

    McLean, VA
    2 days ago

Do you want to receive more vacancies?

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