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

Tecolote Research

Senior Data Scientist

Chantilly, VA · On-site

$130K - $160K/yr

Overview The Senior Data Scientist will support our customers initiatives by developing/maintaining/analyzing data sets in order to create models and determinate potential outcomes. The position is ...

Surescripts

Senior Data Scientist

Arlington, VA · On-site

The Senior Data Scientist will design, deliver, and optimize powerful insights and visuals with advanced analytics and AI, including effective use of AI assistants within development tools to ...

SteerBridge

Senior Data Scientist

Vienna, VA

$160K - $180K/yr

The Senior Data Scientist must be prepared to dive deep into disparate data from multiple sources in multiple formats in order to integrate and evaluate to determine the most appropriate modeling ...

SteerBridge

Senior Data Scientist

Vienna, VA

The Senior Data Scientist must be prepared to dive deep into disparate data from multiple sources in multiple formats in order to integrate and evaluate to determine the most appropriate modeling ...

SteerBridge

Senior Data Scientist

Vienna, VA · On-site

The Senior Data Scientist must be prepared to dive deep into disparate data from multiple sources in multiple formats in order to integrate and evaluate to determine the most appropriate modeling ...

Leidos

Senior Data Scientist

Chantilly, VA · On-site

$154K - $278K/yr

Leidos is seeking a Senior Data Scientist to provide technical leadership and advanced analytics expertise in support of mission-critical national security programs. This role supports customers ...

Leidos

Senior Data Scientist

Chantilly, VA · On-site

$154K - $278K/yr

Leidos is seeking a Senior Data Scientist to provide technical leadership and advanced analytics expertise in support of mission-critical national security programs. This role supports customers ...

Leidos

Senior Data Scientist

Merrifield, VA · On-site

$154K - $278K/yr

The Senior Data Scientist will lead complex analytics efforts across the full solution lifecycle--from problem definition and requirements development through design, implementation, deployment, and ...

GRVTY

Senior Data Scientist

Springfield, VA

What Impact You'll Have We are seeking a Senior Data Scientist to support mission-driven analytic and modernization efforts across the Intelligence Community. This role leverages advanced analytics ...

GRVTY

Senior Data Scientist

Springfield, VA · On-site

What Impact You'll Have We are seeking a Senior Data Scientist to support mission-driven analytic and modernization efforts across the Intelligence Community. This role leverages advanced analytics ...

Leidos

Senior Data Scientist

Aldie, VA · On-site

$154K - $278K/yr

The Senior Data Scientist will lead complex analytics efforts across the full solution lifecycle--from problem definition and requirements development through design, implementation, deployment, and ...

Leidos

Senior Data Scientist

Falls Church, VA · On-site

$154K - $278K/yr

The Senior Data Scientist will lead complex analytics efforts across the full solution lifecycle--from problem definition and requirements development through design, implementation, deployment, and ...

Leidos

Senior Data Scientist

Burke, VA · On-site

$154K - $278K/yr

The Senior Data Scientist will lead complex analytics efforts across the full solution lifecycle--from problem definition and requirements development through design, implementation, deployment, and ...

Leidos

Senior Data Scientist

Chantilly, VA · On-site

$154K - $278K/yr

The Senior Data Scientist will lead complex analytics efforts across the full solution lifecycle--from problem definition and requirements development through design, implementation, deployment, and ...

Leidos

Senior Data Scientist

Herndon, VA · On-site

$154K - $278K/yr

The Senior Data Scientist will lead complex analytics efforts across the full solution lifecycle--from problem definition and requirements development through design, implementation, deployment, and ...

Leidos

Senior Data Scientist

Springfield, VA · On-site

$154K - $278K/yr

The Senior Data Scientist will lead complex analytics efforts across the full solution lifecycle--from problem definition and requirements development through design, implementation, deployment, and ...

Leidos

Senior Data Scientist

Reston, VA · On-site

$154K - $278K/yr

The Senior Data Scientist will lead complex analytics efforts across the full solution lifecycle--from problem definition and requirements development through design, implementation, deployment, and ...

Leidos

Senior Data Scientist

Chantilly, VA · On-site

$154K - $278K/yr

The Senior Data Scientist will lead complex analytics efforts across the full solution lifecycle--from problem definition and requirements development through design, implementation, deployment, and ...

Leidos

Senior Data Scientist

Manassas, VA · On-site

$154K - $278K/yr

The Senior Data Scientist will lead complex analytics efforts across the full solution lifecycle--from problem definition and requirements development through design, implementation, deployment, and ...

GRVTY

Senior Data Scientist

Springfield, VA · On-site

What Impact You'll Have We are seeking a Senior Data Scientist to support mission-driven analytic and modernization efforts across the Intelligence Community. This role leverages advanced analytics ...

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Showing results 1-20

All JobsSr Data Scientist JobsSr Data Scientist Jobs in Reston, VA

Sr Data Scientist information

See Reston, VA salary details

$43.2K

$148.2K

$209.1K

How much do sr data scientist jobs pay per year?

As of Aug 6, 2026, the average yearly pay for sr data scientist in Reston, VA is $148,209.00, according to ZipRecruiter salary data. Most workers in this role earn between $123,300.00 and $173,200.00 per year, depending on experience, location, and employer.

What does a Sr Data Scientist do?

A Sr Data Scientist is responsible for analyzing complex data sets to extract meaningful insights and guide business decision-making. They design and implement advanced machine learning models, lead data-driven projects, and collaborate with cross-functional teams. In addition to technical tasks, Sr Data Scientists often mentor junior team members and play a key role in setting data strategy within the organization.

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

AspectSr Data ScientistData Analyst
Required CredentialsBachelor's/Master's/PhD in Data Science, Statistics, or related fields; experience with machine learningBachelor's degree in Data Analysis, Statistics, or related fields; proficiency in Excel, SQL
Work EnvironmentCollaborates with data science teams, develops models, and interprets complex dataPrepares reports, visualizes data, and supports decision-making
Employer & Industry UsageTech companies, finance, healthcare, and large enterprisesRetail, marketing, finance, and smaller organizations

The main difference between a Sr Data Scientist and a Data Analyst lies in their responsibilities and skill levels. Sr Data Scientists focus on building advanced models and algorithms, often requiring more technical expertise and experience with machine learning. Data Analysts primarily handle data cleaning, reporting, and visualization to support business decisions. Both roles are essential but serve different functions within data teams.

What are the key skills and qualifications needed to thrive as a Sr Data Scientist?

To thrive as a Sr Data Scientist, you need advanced knowledge of statistics, machine learning, and data analysis, typically backed by a degree in a quantitative field and several years of relevant experience. Expertise in programming languages like Python or R, experience with big data tools (e.g., Spark, Hadoop), and familiarity with cloud platforms or relevant certifications are commonly required. Strong problem-solving abilities, effective communication, and the ability to lead and mentor teams set standout professionals apart. These skills ensure that Sr Data Scientists can extract actionable insights from complex data, drive impactful projects, and support organizational decision-making.

How does a Sr Data Scientist typically collaborate with cross-functional teams within an organization?

A Sr Data Scientist often works closely with product managers, engineers, and business stakeholders to define project goals and translate business needs into analytical solutions. They play a key role in guiding junior data scientists and sharing insights with non-technical team members through clear communication and data visualization. Collaboration is integral, as projects frequently require input from different departments to ensure that data-driven solutions align with overall business strategies and technical feasibility. This cross-functional teamwork helps drive impactful results and fosters a culture of data-informed decision making.
What are popular job titles related to Sr Data Scientist jobs in Reston, VA? For Sr Data Scientist jobs in Reston, VA, the most frequently searched job titles are:
What job categories do people searching Sr Data Scientist jobs in Reston, VA look for? The top searched job categories for Sr Data Scientist jobs in Reston, VA are:
What cities near Reston, VA are hiring for Sr Data Scientist jobs? Cities near Reston, VA with the most Sr Data Scientist job openings:
Sr Data Scientist jobs near you
Infographic showing various Sr Data Scientist job openings in Reston, VA as of August 2026, with employment types broken down into 1% As Needed, 82% Full Time, 13% Part Time, and 4% Contract. Highlights an 87% Physical, 3% Hybrid, and 10% Remote job distribution, with an average salary of $148,209 per year, or $71.3 per hour.

Senior Data Scientist

Tecolote Research

Chantilly, VA • On-site

$130K - $160K/yr

Full-time

Re-posted 5 days ago

Job description

Overview
The Senior Data Scientist will support our customers initiatives by developing/maintaining/analyzing data sets in order to create models and determinate potential outcomes. The position is immediately available for qualified candidates with the appropriate clearance.
Responsibilities
The Senior Data Science Analyst shall be able to demonstrate experience and expertise in the following:
  • Programming languages such as Python(inclusive of libraries that are used in data science e.g. numpty, pandas, and scipy); R; Julia (dynamic programming language), or other programming languages.
  • The development of frameworks for creating and integrating machine learning models such as TensorFlow, Pytorch, Jupyter Notebook and or Apache Hadoop
  • The development and use of Visualizatin Tools to create interactive scientific graphing capabilities. These capabilities and experience can be a combination of tool familiarity exhibited with competency in Plotly, Tableau, PowerBI, Qlik, and/or Google Charts
  • Understanding of relevant statistical measures, development and evaluation of data sets.
  • Salary Range: $130,000 - $160,000/Year, DOE

Skills Required
The Senior Data Science Analyst shall apply the principles, theories and analytical methods of Data Science Analysis, which encompasses the following:
  • Tool and method development by using high-level modeling, machine learning techniques, and software languages
  • Hypothesis development and validation of budget and schedule sufficiency/achievability and risk parameters
  • Working with data visualization tools and creating data visualization concepts
  • Experience developing queries and reports, parsing and merging data from complex datasets
  • Establishing and integrating large datasets, data entry , data conditioning and cleaning, data mining and end-to-end database management
  • Developing customer-facing reporting tools to provide timely and accurate decision-support and information
  • Understanding of how data science enables cost estimating, IPM and cross program analysis for comprehensive, data driven methods and assessments.

Education
Bachelor's degree required, preferably in math, engineering, business, or the sciences.

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