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Senior 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 ...

SteerBridge

Senior Data Scientist

Vienna, VA

$160K - $180K/yr

SteerBridge is looking for a Senior Data Scientist to evaluate multi-dimensional aviation global supply chain and operational data to construct and maintain predictive models. Candidates must be ...

SteerBridge

Senior Data Scientist

Vienna, VA

SteerBridge is looking for a Senior Data Scientist to evaluate multi-dimensional aviation global supply chain and operational data to construct and maintain predictive models. Candidates must be ...

SteerBridge

Senior Data Scientist

Vienna, VA · On-site

SteerBridge is looking for a Senior Data Scientist to evaluate multi-dimensional aviation global supply chain and operational data to construct and maintain predictive models. Candidates must be ...

Leidos

Senior Data Scientist

Chantilly, VA

$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 ...

New

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

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

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

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 ...

New

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

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

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 ...

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 ...

New

Geo Owl

Senior Data Scientist

Springfield, VA · On-site

As a Senior Data Scientist on this program, you'll own the data architecture and pipeline infrastructure that enables the accreditation pipeline to run: building ETL workflows, managing database ...

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Senior Data Scientist information

See Reston, VA salary details

$43.2K

$148.2K

$209.1K

How much do senior data scientist jobs pay per year?

As of Jul 19, 2026, the average yearly pay for senior 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 are some of the main challenges Senior Data Scientists face when leading cross-functional projects?

Senior Data Scientists often encounter challenges such as aligning project goals across diverse teams, managing expectations of non-technical stakeholders, and ensuring data quality and accessibility. Balancing long-term research initiatives with immediate business needs can also be demanding. Effective communication, project management skills, and the ability to translate complex findings into actionable insights are essential for overcoming these hurdles and driving successful outcomes.

Is 40 too late for data science?

Age is not a barrier to becoming a senior data scientist; many professionals transition into data science later in their careers. Success depends on acquiring relevant skills such as programming, statistics, and machine learning, often through online courses or certifications, regardless of age.

What is the 80 20 rule in data science?

In data science, the 80/20 rule, also known as the Pareto principle, suggests that roughly 80% of results come from 20% of the efforts or features. Data scientists often use this concept to focus on the most impactful variables or tasks to optimize model performance and efficiency.

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

To thrive as a Senior Data Scientist, you need advanced expertise in statistics, machine learning, data analysis, and programming, typically supported by a degree in a quantitative field and several years of experience. Familiarity with tools like Python, R, SQL, cloud platforms, and machine learning frameworks, as well as relevant certifications such as AWS Certified Machine Learning or TensorFlow Developer, is highly valuable. Strong problem-solving abilities, communication skills, and leadership qualities help in translating data insights into actionable business strategies and mentoring junior team members. These skills and qualities are crucial for driving impactful data-driven decisions and fostering innovation within organizations.

What does a senior data scientist make?

A senior data scientist typically earns between $100,000 and $150,000 annually, depending on experience, location, and industry. They often have advanced skills in machine learning, statistical analysis, and programming languages like Python or R, and may also receive bonuses or stock options.

What does a Senior Data Scientist do?

A Senior Data Scientist leads advanced analytical projects, utilizing statistical modeling, machine learning, and data mining techniques to extract insights from large datasets. They collaborate with cross-functional teams to identify business opportunities, design predictive models, and communicate findings to stakeholders. In addition to technical expertise, they often mentor junior data scientists, help define data strategies, and ensure best practices in data analysis and model deployment.

What is the highest paid job in data science?

The highest paid roles in data science are often senior positions such as Lead Data Scientist, Chief Data Officer, or Data Science Director, with salaries exceeding $150,000 annually. These roles typically require extensive experience, advanced skills in machine learning and big data tools, and often involve strategic decision-making responsibilities.

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

AspectSenior Data ScientistData Analyst
Required CredentialsMaster's or PhD in Data Science, Statistics, or related fieldBachelor's degree in related field, often with certifications
Work EnvironmentAdvanced analytics, modeling, and machine learning projectsData reporting, visualization, and basic analysis
Employer & Industry UsageTech, finance, healthcare, and large enterprisesRetail, marketing, small to medium businesses

While both roles involve working with data, Senior Data Scientists focus on complex modeling and predictive analytics, whereas Data Analysts primarily handle data reporting and visualization. The Senior Data Scientist role requires advanced technical skills and higher education, making it suitable for more complex projects in larger organizations.

What Is a Senior Data Scientist?

A senior data scientist does complex data analysis. Job duties include gathering data and writing reports that can help people make decisions. In some cases, they may offer machine learning which is a way to help computers process and understand data. A senior data scientist may also be asked to formulate an algorithm to solve work problems. You need statistics and programming knowledge to be successful in this career.

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

Senior Data Scientist

Tecolote Research

Chantilly, VA • On-site

$130K - $160K/yr

Full-time

Re-posted 18 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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