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Senior Python Data Science Jobs in Ashburn, VA (NOW HIRING)

Palnar

Sr. Python Data Engineer

Mclean, VA · On-site

Python, Java, Spark, SQL, Databricks, RESTful APIs, AWS Glue, ECS S3 The role is to continue to ... take the models built by our data science team and make them production ready and scalable.

Nalley Consulting

Data Scientist - Sr

Reston, VA · On-site

Senior Location: Reston, Virginia This position is contingent upon award. Required clearance: TS ... Experience with Python data science and visualization packages * Experience with Excel MBA * ...

Nalley Consulting

Data Scientist - Sr

Reston, VA · On-site

Senior Location: Reston, Virginia This position is contingent upon award. Required clearance: TS ... Experience with Python data science and visualization packages * Experience with Excel MBA * ...

NALLEY CONSULTING

Data Scientist - Sr

Reston, VA · On-site

... senior-level government representatives • Ability to clearly express in writing technical ... Python data science and visualization packages • Experience with Excel MBA • Experience with ...

Nalley Consulting

Data Scientist - Sr

Washington, DC · On-site

Data Scientist LCAT: Sr Location: Pentagon Shift: No Required clearance: Active TS/SCI clearance ... Experience with Python data science and visualization packages * Experience with Excel MBA * ...

Nalley Consulting

Data Scientist - Sr

Washington, DC · On-site

Data Scientist LCAT: Sr Location: Pentagon Shift: No Required clearance: Active TS/SCI clearance ... Experience with Python data science and visualization packages * Experience with Excel MBA * ...

NALLEY CONSULTING

Data Scientist - Mid

Reston, VA · On-site

... senior-level government representatives • Ability to clearly express in writing technical ... Python data science and visualization packages • Experience with Excel MBA • Experience with ...

Nalley Consulting

Data Scientist - Mid

Reston, VA · On-site

Ability to communicate highly technical analyses at a level comprehensible to laymen and senior ... Experience with Python data science and visualization packages * Experience with Excel MBA * ...

Nalley Consulting

Data Scientist - Mid

Reston, VA · On-site

Ability to communicate highly technical analyses at a level comprehensible to laymen and senior ... Experience with Python data science and visualization packages * Experience with Excel MBA * ...

3B Staffing LLC

Senior Python AWS Engineer

Reston, VA · On-site

$126.40K - $170.10K/yr

Your resume must showcase strong Python projects leveraging AWS Data Services like PySpark, AWS ... Bachelor's degree in Computer Science, Computer Engineering, or a related technical field. * 5+ ...

Valueprosite

python developer

Washington, DC

$57 - $78.50/hr

We are looking for a Senior Python Developer to join our software development team. Senior Python ... BSc in Computer Science, Engineering or relevant field

GRVTY

Data Science - Senior

Springfield, VA · On-site

We are looking for a Senior Data Scientist,with experience processing and analyzing large datasets ... Experience using NET, Python, C++, and/or JAVA programming for web interface development and ...

CGI Inc.

Senior Python Developer with Spark

Reston, VA · On-site

$126.40K - $170.10K/yr

This role focuses heavily on developing high-performance data pipelines using Spark and Python, as ... Bachelor's degree in Computer Science, Information Systems, or a related field. #LI-MA7 #DICE Other ...

GRVTY

Data Science - Senior

Springfield, VA · On-site

We are looking for a Senior Data Scientist, with experience processing and analyzing large datasets ... Experience using NET, Python, C++, and/or JAVA programming for web interface development and ...

Aretum

Senior Python Developer

Mclean, VA · On-site +1

$122.80K - $165.30K/yr

As a Senior Python Developer, you will assist in leading the integration of a custom application ... Bachelor's Degree in computer science, engineering or related field * Experience with the federal ...

Aretum

Senior Python Developer

Mclean, VA · Remote

$124.40K - $167.40K/yr

As a Senior Python Developer, you will assist in leading the integration of a custom application ... Bachelor's Degree in computer science, engineering or related field * Experience with the federal ...

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Senior Python Data Science information

See Ashburn, VA salary details

$56.2K

$145.2K

$199.4K

How much do senior python data science jobs pay per year?

As of May 28, 2026, the average yearly pay for senior python data science in Ashburn, VA is $145,185.00, according to ZipRecruiter salary data. Most workers in this role earn between $124,200.00 and $167,200.00 per year, depending on experience, location, and employer.

What is the difference between Senior Python Data Science vs Data Analyst?

AspectSenior Python Data ScienceData Analyst
Required SkillsPython, machine learning, statistical analysis, data modelingExcel, SQL, data visualization, basic statistics
Work EnvironmentData science teams, R&D, product developmentBusiness units, reporting, operational analysis
Industry UsageTech, finance, healthcare, e-commerceRetail, marketing, finance, healthcare

Senior Python Data Scientists focus on advanced analytics, machine learning, and building predictive models using Python, often working in R&D or product teams. Data Analysts primarily handle data reporting, visualization, and basic statistical analysis to support business decisions. While both roles require data handling skills, Senior Python Data Science roles demand deeper technical expertise and experience with complex algorithms.

What are the most commonly searched types of Python Data Science jobs in Ashburn, VA? The most popular types of Python Data Science jobs in Ashburn, VA are:
What are popular job titles related to Senior Python Data Science jobs in Ashburn, VA? For Senior Python Data Science jobs in Ashburn, VA, the most frequently searched job titles are:
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Senior Python Data Science jobs near you
Sr. Python Data Engineer

Sr. Python Data Engineer

Palnar

Mclean, VA • On-site

Full-time

Posted 8 days ago

Job description

Java is the primary language with some pipelines written in Python, knowledge of Spark, SQL and AWS will also be critical to succeed in the role.
Tech Stack: Python, Java, Spark, SQL, Databricks, RESTful APIs, AWS Glue, ECS S3
Job Description: The role is to continue to build our real time decisioning system for credit card transactions. This work involves building pipelines to get data into the platform, update drools based rules, and take the models built by our data science team and make them production ready and scalable. Candidate hired into this role will also expected to run and debug production infrastructure in the AWS environment. Java is the primary language with some pipelines written in Python, knowledge of Spark, SQL and AWS will also be critical to succeed in the role. Required experience with Python, Java, Spark, SQL, Databricks, RESTful APIs, AWS Glue, ECS, & S3

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