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Data Scientist - Hybrid

Westat

Bethesda, MD · HybridFull-time$68–80K/yrSeen todaySeen in employer's feed today

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At a glance

Compensation
$68–80K/yr
Location
Bethesda, MDHybrid
Schedule
Full-time
Work Authorization
Not specified

Olive lists jobs from US employers, including remote roles you can work from the United States.

Requirements

Credentials this posting asks for.

Public Trust clearance, requiredBachelor's degree, required

Job overview

Westat is seeking a Data Scientist for its Statistics and Data Science team. The role applies R, Python, SQL, and data science and AI methods to structured and unstructured data, and includes analytics, visualization, and dashboard development. It is hybrid, with work in the Bethesda office two days per week. Candidates must be authorized to work full-time in the United States; Westat does not offer employment-based visa sponsorship.

Skills & qualifications

RequiredNice to have

Skills

R, requiredPython, requiredSQL, requiredData Visualization, requiredTableau, requiredPowerBI, requiredMachine Learning, requiredNatural Language Processing, requiredDatabase Management, requiredGit, requiredProblem Solving, nice to haveActionable Insights, nice to haveOral Communication, nice to haveWritten Communication, nice to haveOrganizational Skills, nice to haveTime Management, nice to haveMultitasking, nice to haveIndependent Work, nice to haveTeamwork, nice to have

Qualifications

Public Trust Clearance Eligibility, requiredConsistent U.S. Residency for Majority of Last Five Years, requiredBachelor's in Quantitative Field or Related, required4+ Years Data Science Experience, requiredMaster's in Quantitative Field or Related, nice to haveProfessional Services Research Environment Experience, nice to haveU.S. Work Authorization, required

Benefits

401(k) Match
Parental Leave
Paid Time Off
Tuition Assistance
Medical Insurance
Dental Insurance
Vision Insurance

Full job description

29824BR

Job Description:

Westat is a leader in research, data collection and analysis, technical assistance, evaluation, and communications. Our evidence-based findings help clients in government and the private sector accelerate advancements in health, education, transportation, and social and economic policy. Our dedication to improving lives through research and our approach to projects grounded in investigative curiosity, statistical and data rigor, adaptive methods, and advanced technology are why clients find exceptional value in our work.

Westat is seeking a Data Scientist to join our Statistics and Data Science team. The position involves programing in R, Python, and SQL; applying data science and artificial intelligence (AI) methods (e.g., natural language processing, machine learning, and large language models) to structured and unstructured data; data analytics, data visualization, and dashboard development with minimal oversight and supervision.

This is a hybrid role, working in our Bethesda, Maryland office 2 days per week.

Job Responsibilities:

  • Develop and test R and Python to collect, process, link, and analyze data in various formats.

  • Develop SQL code to query, process, and manage large data files in databases.

  • Apply supervised and unsupervised machine learning frameworks to data collected from a variety of sources.

  • Use natural language processing methods and large language models to clean, parse, link, summarize and analyze large and unstructured data.

  • Collect/acquire data from a variety of sources including websites using Application Programming Interface (API) and web-scraping.

  • Develop data visualizations and dashboards using open-source libraries in R and Python and proprietary software such as Tableau and PowerBI.

  • Develop and maintain code documentation using Git, implement coding standards, and apply best practices.

  • Present to internal and external clients.

  • Engage in thought leadership via publications and conference presentations.

Basic Qualifications:

  • Ability to obtain a Public Trust clearance, requiring consistent U.S. residency for the majority of the last five years.

  • A bachelor’s degree in data science, statistics, computer science, mathematics or another related quantitative field.

  • 4+ years of experience in data science or related projects.

  • Demonstrated experience in R, Python, SQL, and data visualization tools (e.g., Tableau and PowerBI).

  • Demonstrated experience developing machine learning and natural language processing methods.

  • Developed, queried, and managed large data files in databases.

  • Proven experience using Git as version control system.

Preferred Qualifications:

  • Master’s degree in data science, statistics, computer science, mathematics or another related quantitative field.

  • Experience working in a professional services research environment.

  • Knowledge of industry best practices and emerging technologies.

  • Demonstrated problem-solving abilities and experience in developing actionable insights from complex data.

  • Demonstrated oral and written communication skills for presenting technical concepts to non-technical stakeholders.

  • Demonstrated organizational skills, including time management, and the ability to handle multiple tasks simultaneously, and work both independently and in a team environment.

Westat offers a well-rounded and comprehensive benefits program focused on wellness and work/life balance. Subject to plan requirements, employees may participate in:

  • Employee Stock Ownership Plan

  • 401(k) Retirement Plan

  • Paid Parental Leave

  • Vacation Leave (15 days per year)

  • Sick Leave (9 days per year)

  • Holiday Leave (7 government holidays and 2 floating holidays)

  • Professional Development

  • Health Advocate

  • Employee Assistance Program

  • Travel Accident Insurance

  • Medical Insurance

  • Dental Insurance

  • Vision Insurance

  • Short Term Disability Insurance

  • Long Term Disability Insurance

  • Life and AD&D Insurance

  • Critical Illness Insurance

  • Supplemental Life Insurance

  • Flexible Spending Account

  • Health Savings Account

Any offer of employment may be contingent upon receipt of acceptable results from a post-offer background screening, if required for the specific position, which may include, for example, identity verification, employment history, motor vehicle driving record history, and criminal or sexual offender records history. Any background screening results will be evaluated through an individualized assessment based on the individual’s specific record and the duties and requirements of the position.

This opportunity will be posted for a minimum of 5 days and may be removed from posting after 100 applications have been received.

Employment Eligibility: This is a U.S.-based position. Candidates must be authorized to work in the United States on a full-time basis. Westat does not offer employment-based visa sponsorship (including H-1B sponsorship) for this role. Depending on project requirements, some positions may require employees to meet specific residency criteria.

Westat is an Equal Opportunity Employer and does not discriminate on the basis of race, creed, color, religion, sex, national origin, age, veteran status, disability, marital status, sexual orientation, citizenship status, genetic information, or any other protected status under applicable law. It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

#LI-WST1

Pay Range:

The anticipated salary range for this role is $68,400K - $80,000k and will be commensurate with experience.

How this job compares

Set against the 4,636 open Data Scientist jobs on Olive Jobs, counted November 10, 2026.

Pay
  • This posting$68–80K/yr
  • Maryland median$116–189K/yr104 salary ranges
  • US median$133–210K/yr3,662 salary ranges

This range's midpoint, $74K, is 52% below the Maryland median midpoint ($154K) — in the lowest quarter of Data Scientist salary ranges in Maryland.

Openings
Olive Jobs lists 131 open Data Scientist jobs in Maryland and 4,636 across the US. 7% of them nationwide are listed as remote or flexible.
Hiring the most in Maryland
Experience
This posting asks for at least 4 years of experience; Data Scientist postings that state a minimum ask for 5 years at the median (4,024 postings).
Education
This posting asks for a bachelor's degree; 2,272 of the 4,636 open Data Scientist jobs (49%) ask for a bachelor's degree or higher.

Counted across the open, public US postings on Olive Jobs on November 10, 2026. Pay medians are the middle values of the low ends and of the high ends of postings that list both ends of a range in the same cadence (a yearly salary or an hourly rate); a range's midpoint is halfway between its ends. Pay and experience figures resting on fewer than 20 postings are left out.

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