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Data Scientist Contract Jobs in Reston, VA (NOW HIRING)

System One

Data Scientist

Mclean, VA · Remote

Data Scientist Location: McLean, VA Type ... Contract To Hire Compensation: Not specified Work Model: Remote Hours: 40.0 Clearance: Must be ...

Peraton

Data Scientist

Washington, DC · On-site

$112K - $179K/yr

Responsibilities We are seeking a highly skilled Data Scientist to support mission-critical ... and contract considerations. Depending on the position, employees may be eligible for overtime ...

Cymertek

Data Scientist

Tysons, VA · On-site

Data Scientist LOCATION Tysons, VA 22182 CLEARANCE TS/SCI Full Poly (Please note this position ... Most contracts allow additional experience (4-5 years) in lieu of a Bachelor's Degree. Some ...

Peraton

Data Scientist

Washington, DC

$112K - $179K/yr

Responsibilities We are seeking a highly skilled Data Scientist to support mission-critical ... and contract considerations. Depending on the position, employees may be eligible for overtime ...

System One

Data Scientist

Mclean, VA · Remote

Data Scientist Location: McLean, VA Type ... Contract To Hire Compensation: Not specified Work Model: Remote Hours: 40.0 Clearance: Must be ...

System One

Data Scientist

Mclean, VA · Remote

Data Scientist Location: McLean, VA Type ... Contract To Hire Compensation: Not specified Work Model: Remote Hours: 40.0 Clearance: Must be ...

System One

Data Scientist

Mclean, VA · Remote

Data Scientist Location: McLean, VA Type ... Contract To Hire Compensation: Not specified Work Model: Remote Hours: 40.0 Clearance: Must be ...

Peraton

Data Scientist

Washington, DC

$112K - $179K/yr

Responsibilities We are seeking a highly skilled Data Scientist to support mission-critical ... and contract considerations. Depending on the position, employees may be eligible for overtime ...

System One

Data Scientist

Mclean, VA · Remote

Data Scientist Location: McLean, VA Type ... Contract To Hire Compensation: Not specified Work Model: Remote Hours: 40.0 Clearance: Must be ...

System One

Data Scientist

Mclean, VA · On-site

Data Scientist Location: McLean, VA Type ... Contract To Hire Compensation: Not specified Work Model: Remote Hours: 40.0 Clearance: Must be ...

System One

Data Scientist

Mclean, VA · Remote

Data Scientist Location: McLean, VA Type ... Contract To Hire Compensation: Not specified Work Model: Remote Hours: 40.0 Clearance: Must be ...

System One

Data Scientist

Mclean, VA · Remote

Data Scientist Location: McLean, VA Type ... Contract To Hire Compensation: Not specified Work Model: Remote Hours: 40.0 Clearance: Must be ...

Booz Allen Hamilton

Data Scientist

Washington, DC · On-site

$112K - $257K/yr

Data Scientist The Opportunity: As a data scientist, you're excited at the prospect of unlocking ... as well as contract-specific affordability and organizational requirements. The projected ...

System One

Data Scientist

Mclean, VA · Remote

Data Scientist Location: McLean, VA Type ... Contract To Hire Compensation: Not specified Work Model: Remote Hours: 40.0 Clearance: Must be ...

System One

Data Scientist

Mclean, VA · Remote

Data Scientist Location: McLean, VA Type ... Contract To Hire Compensation: Not specified Work Model: Remote Hours: 40.0 Clearance: Must be ...

System One

Data Scientist

Mclean, VA · Remote

Data Scientist Location: McLean, VA Type ... Contract To Hire Compensation: Not specified Work Model: Remote Hours: 40.0 Clearance: Must be ...

Cymertek

Data Scientist

Reston, VA · On-site

Data Scientist LOCATION Reston, VA 20190 CLEARANCE TS/SCI Full Poly (Please note this position ... Most contracts allow additional experience (4-5 years) in lieu of a Bachelor's Degree. Some ...

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All JobsData Scientist Contract JobsData Scientist Contract Jobs in Reston, VA

Data Scientist Contract information

See Reston, VA salary details

$39K

$127.7K

$204.4K

How much do data scientist contract jobs pay per year?

As of Jul 19, 2026, the average yearly pay for data scientist contract in Reston, VA is $127,692.00, according to ZipRecruiter salary data. Most workers in this role earn between $102,500.00 and $141,500.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Data Scientist Contract, and why are they important?

To thrive as a Data Scientist Contract, you need a strong background in statistics, data analysis, and programming, usually supported by a degree in a quantitative field. Proficiency with tools such as Python, R, SQL, machine learning libraries, and data visualization platforms is typically required, along with knowledge of cloud-based data environments. Excellent problem-solving abilities, adaptability, and strong communication skills help you translate complex data findings into actionable business insights. These skills ensure that contract data scientists can quickly deliver high-impact solutions and integrate seamlessly into diverse project teams.

What is the difference between Data Scientist Contract vs Data Analyst Contract?

AspectData Scientist ContractData Analyst Contract
Required CredentialsBachelor's/Master's in Data Science, Statistics, or related fields; experience with machine learningBachelor's in Statistics, Mathematics, or related fields; proficiency in data visualization and SQL
Work EnvironmentAdvanced analytics, predictive modeling, machine learning projectsData cleaning, reporting, data visualization tasks
Employer & Industry UsageTech companies, finance, healthcare, consultingRetail, marketing, finance, government agencies

Data Scientist Contract roles focus on advanced analytics and machine learning, requiring higher-level skills and credentials. Data Analyst Contract positions involve data reporting and visualization, often with less emphasis on predictive modeling. Both roles are common in various industries, but they differ in complexity and scope.

What are Data Scientist contract jobs?

Data Scientist contract jobs are temporary positions where professionals analyze and interpret complex data to help organizations make informed decisions. Unlike full-time roles, contract data scientists are hired for a specific period, often to work on particular projects or to provide specialized expertise. These contracts can range from a few months to a year or more, and may be offered through staffing agencies, consultancies, or directly by companies. Contract roles offer flexibility and exposure to diverse industries, but typically do not include employee benefits such as health insurance or paid time off.

What are some common challenges faced by data scientists working on a contract basis, and how can they be addressed?

Contract data scientists often face challenges such as quickly adapting to new teams and workflows, managing varying project scopes, and ensuring clear communication with stakeholders who may not have technical backgrounds. To address these, it's important to establish clear objectives and deliverables at the outset, maintain proactive communication, and document work thoroughly. Building strong relationships with both technical and non-technical team members can also help ensure project success and smooth collaboration.

What Does a Contract Data Scientist Do?

As a contract data scientist, your job is to provide independent support to a client for a freelance project or assignment. In this role, you may analyze a database to obtain useful information, use statistics to interpret the results, help identify trends within the industry, and make recommendations about the best course of action. Contract data scientists often help analyze historical data, build or refine templates and dashboards, assist full-time employees, and use predictive modeling to evaluate future company needs. The length of each contract varies, but it's possible to work with the same company for a year or more.

More about Data Scientist Contract jobs
What are the most commonly searched types of Data Scientist jobs in Reston, VA? The most popular types of Data Scientist jobs in Reston, VA are:
What are popular job titles related to Data Scientist Contract jobs in Reston, VA? For Data Scientist Contract jobs in Reston, VA, the most frequently searched job titles are:
What job categories do people searching Data Scientist Contract jobs in Reston, VA look for? The top searched job categories for Data Scientist Contract jobs in Reston, VA are:
What cities near Reston, VA are hiring for Data Scientist Contract jobs? Cities near Reston, VA with the most Data Scientist Contract job openings:
Data Scientist Contract jobs near you
Data Scientist

Data Scientist

System One Holdings, LLC

Mclean, VA • On-site

Contractor

Medical, Dental, Vision, Life, Retirement

This job post has expired today. Applications are no longer accepted.

Job description

Job Title: Data Scientist
Location: McLean, VA
Type: Contract To Hire
Compensation: Not specified
Work Model: Remote
Hours: 40.0
Clearance: Must be eligible to obtain a US Public Trust
Contact: Crystal.dinnocenti@systemone.com
RESPONSIBILITIES
  • Partner with stakeholders to define and deliver AI/analytics use cases, translating business needs into scalable data science solutions.
  • Design and develop machine learning models and analytical approaches to support search, discovery, and insight generation across structured and unstructured data.
  • Build and implement NLP, semantic search, and entity resolution capabilities to enable advanced information retrieval and relationship analysis.
  • Leverage document-based data (e.g., OCR/ICR outputs, metadata, and free text) to extract insights and support downstream analytics and search solutions.
  • Collaborate with data engineers to integrate models into production environments, including Palantir Foundry, Databricks, and AWS-based platforms.
  • Develop model evaluation frameworks, confidence scoring, and explainability approaches to ensure transparency and usability of AI outputs.
  • Support development of analytics, reporting, and dashboards to drive operational insights and decision-making.
  • Operate within an Agile delivery model, contributing to sprint planning, experimentation, and iterative solution delivery.
  • Communicate findings and recommendations clearly to both technical and non-technical audiences, including client stakeholders.
  • Contribute to solution design, proposal support, and thought leadership in AI/analytics capabilities.

REQUIREMENTS
  • Bachelor's or Master's degree in Data Science, Computer Science, Statistics, Mathematics, or related field.
  • A minimum of 4 years of experience in data science, machine learning, or applied analytics roles.
  • U.S. Citizenship required and ability to obtain and maintain a Public Trust clearance.
  • Experience developing and applying machine learning models, including: Natural Language Processing (NLP), Semantic search or information retrieval, Entity resolution or relationship modeling.
  • Experience working with large-scale structured and unstructured data, particularly document-based datasets (e.g., text, PDFs, images).
  • Experience leveraging metadata and extracted features to support analytics and modeling.
  • Strong proficiency in Python for data science and machine learning (e.g., Pandas, Scikit-learn, PyTorch or TensorFlow) and solid SQL skills.
  • Experience working with Databricks and/or Spark-based environments for scalable data processing.
  • Familiarity with AWS cloud services for data access, processing, or model deployment.
  • Experience working with data lake or lakehouse architectures (e.g., AWS S3, Databricks), including querying and transforming large-scale datasets.
  • Experience integrating models into production environments (e.g., APIs, batch pipelines, or embedded analytics platforms).
  • Understanding of model evaluation, validation, and performance metrics.
  • Strong communication skills and ability to translate analytical outputs into actionable insights.
  • Experience working in cross-functional, matrixed teams in an Agile environment.

System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.
System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.
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