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Freelance Data Science Jobs in Washington (NOW HIRING)

Aitopics

Featured Feat. Data Scientist

Washington, DC · On-site

$80 - $157/hr

Data Science | Fine Tuning | Hybrid search | Information Retrieval | Knowledge graphs * Dash | Data ... Flexible schedule | Freelance opportunities | Part-time hours | Project based work * Part-time ...

New

AKQA

Freelance Senior Designer

Washington, DC · On-site

$2.6K - $3.0K/wk

At AKQA (part of WPP), we believe in the imaginative application of art and science to create ... We unite cutting-edge media intelligence and data solutions, world-class creativity, next ...

PreciseTarget

Managing Editor

Bethesda, MD · On-site

... • Manage a freelance roster of 8-12 contributors • Partner with data and product teams to ... PreciseTarget is a data science company providing apparel and fashion brands for retailers, brands ...

AKQA

Freelance Production Designer

Washington, DC · On-site

$2.6K - $3.0K/wk

At AKQA (part of WPP) we believe in the imaginative application of art and science to create ... We unite cutting-edge media intelligence and data solutions, world-class creativity, next ...

Leadership Connect

Content Manager

Washington, DC · On-site +1

$95K - $105K/yr

... freelancers) for added capacity and accountable for the output either way. Core Functions of the ... Everyone from full-stack developers to data scientists, former Hill staffers, and sales ...

New

Leadership Connect

Content Manager

Washington, DC · On-site +1

$95K - $105K/yr

... freelancers) for added capacity and accountable for the output either way. Core Functions of the ... Everyone from full-stack developers to data scientists, former Hill staffers, and sales ...

New

All JobsData Science JobsFreelance Data Science JobsFreelance Data Science Jobs in Washington

Freelance Data Science information

See Washington salary details

$42.5K

$139K

$222.6K

How much do freelance data science jobs pay per year?

As of Aug 8, 2026, the average yearly pay for freelance data science in Washington is $139,013.00, according to ZipRecruiter salary data. Most workers in this role earn between $111,600.00 and $154,000.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a freelance data scientist?

To thrive as a Freelance Data Scientist, you need strong proficiency in statistics, programming (commonly Python or R), and data analysis, often backed by a degree in a quantitative field or relevant certifications. Mastery of tools like Jupyter Notebook, SQL, machine learning libraries (e.g., scikit-learn, TensorFlow), and experience with cloud platforms are typically required. Excellent communication, self-motivation, and time management skills set successful freelancers apart by enabling effective client collaboration and project delivery. These abilities ensure you can independently deliver actionable insights and solutions that meet diverse client needs in a competitive market.

What is a freelance data scientist?

Freelance data scientists are independent professionals who analyze, interpret, and extract insights from data for clients on a project or contract basis, rather than working as full-time employees for a single organization. They leverage skills in statistics, programming, and machine learning to solve business problems, build predictive models, and visualize data. Freelance data scientists often work with multiple clients across various industries, providing flexibility and the ability to specialize in different types of data projects. Their work may include tasks such as data cleaning, exploratory data analysis, algorithm development, and reporting findings to stakeholders.

What is the difference between Freelance Data Science vs Data Analyst?

AspectFreelance Data ScienceData Analyst
CredentialsTypically requires a degree in data science, statistics, or related fields; certifications like CAP or Microsoft Data AnalystOften requires a degree in statistics, mathematics, or related fields; certifications like Microsoft Data Analyst or Tableau
Work EnvironmentIndependent, project-based, remote or on-siteUsually employed within organizations, working in teams or departments
Employer & Industry UsageFreelance data science projects across various industries like tech, finance, healthcareIn-house roles in industries such as finance, marketing, healthcare, and retail

Freelance Data Science involves independent, project-based work requiring advanced skills in machine learning, programming, and statistical analysis. Data Analysts typically focus on interpreting existing data, creating reports, and visualizations within organizations. While both roles require strong analytical skills, freelance data scientists often handle more complex modeling tasks, whereas data analysts focus on data interpretation and reporting.

What are the most common challenges faced by freelance data scientists when working with clients remotely?

Freelance data scientists often encounter challenges such as unclear project scopes, varying data quality, and communication gaps when collaborating remotely with clients. It's essential to establish clear expectations, maintain regular updates, and set milestones to ensure both parties are aligned throughout the project. Additionally, freelancers may need to adapt to different tools or platforms based on each client's preferences, requiring flexibility and strong self-management skills. Building trust and delivering insights in a clear, actionable manner can help foster long-term client relationships.
What are the most commonly searched types of Data Science jobs in Washington? The most popular types of Data Science jobs in Washington are:
What are popular job titles related to Freelance Data Science jobs in Washington? For Freelance Data Science jobs in Washington, the most frequently searched job titles are:
What job categories do people searching Freelance Data Science jobs in Washington look for? The top searched job categories for Freelance Data Science jobs in Washington are:
Freelance Data Science jobs near you
Infographic showing various Freelance Data Science job openings in Washington as of August 2026, with employment types broken down into 1% As Needed, 80% Full Time, 14% Part Time, and 5% Contract. Highlights an 87% Physical, 2% Hybrid, and 11% Remote job distribution, with an average salary of $139,013 per year, or $66.8 per hour.

Featured Feat. Data Scientist

Aitopics

Washington, DC • On-site

$80 - $157/hr

Other

Medical, Dental, Vision, Life, Retirement

Posted 3 days ago

New

Job description

Georgetown University: Main Campus: Walsh School of Foreign Service - 500 First St NW 7th Floor

USD 80K-157K Mid-level

Responsibilities
  • Communicate findings to policy audiences
  • Conduct research design and data method identification
  • Create accessible visualizations and web interfaces
  • Design evaluate and implement modeling solutions
  • Develop AI-enabled solutions
  • Document and communicate methods and data resources
  • Implement extraction classification clustering annotation entity resolution
  • Improve dataset quality and utility
  • Ingest structured and unstructured datasets
  • Interpret results and draw inferences
  • Monitor AI machine learning biotechnology and national security policy trends
Skills
  • A/B | A/B Testing | B testing | Causal Inference | Data Mining
  • AWS Batch | Agile | Amazon Athena | Amazon Redshift | Apache Airflow
  • Data Mining | Deep learning | Error correction | Error modeling | Language Processing
  • Algorithms | Clustering | Component analysis | Data Structures | Deep learning
  • Adobe Analytics | Agentic AI | Anthropic Claude | Benchmarking | Classification
  • Data Science | Fine Tuning | Hybrid search | Information Retrieval | Knowledge graphs
  • Dash | Data Mining | Data Modeling | Data Quality | Data Visualization
  • Electromagnetism | Mechanics | NumPy | Numerical Simulation | Pandas
  • Computational physics | NumPy | Numerical Simulation | Pandas | Physics modeling
  • Electromagnetism | Mechanics | NumPy | Numerical Methods | Numerical Simulation
  • C# | Computational physics | MATLAB | NumPy | Numerical Simulation
  • Computer Vision | Convolutional Neural Networks | Data Pipelines | Deep learning | Gradient boosting
Benefits & Perks
  • 401k retirement plan | Career growth opportunities | Dental insurance | Employee Rental Discounts | Floating paid holidays
  • 401k match | Company holidays | Dental insurance | Employee assistance program | Health and wellness program
  • 401k | 401k match | AD and D insurance | Commuter benefits | Dental insurance | Employee assistance program
  • 401k retirement plan | Equity package | Growth opportunities | Hybrid work schedule | Medical, dental, and vision coverage
  • Flexible work hours | Learning culture | Mentoring | Sponsorship | Work-life balance
  • 401k | Disability insurance | Employee stock purchase plan | Health insurance | Life insurance
  • Catered lunches | Summer party | Team collaboration
Employment Options
  • Senior-level Full Time
  • Flexible schedule | Freelance projects | Part-time work | Project based work
  • Flexible schedule | Freelance opportunities | Part-time hours | Project based work
  • Part-time freelance | Project based work
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