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Overnight Python Data Science Jobs in Fairfax, VA

Nalley Consulting

Data Scientist - Mid

Reston, VA · On-site

Requirements: * 4+ years of experience using programming languages, including Python, R, or Java, to manipulate and analyze data * Bachelor's degree in Computer Science, Mathematics, or relevant ...

Nalley Consulting

Data Scientist - Sr

Washington, DC · On-site

Experience with Python data science and visualization packages * Experience with Excel MBA * Experience with AC2SP, R, GitHub, and Palantir * An active CI polygraph ABOUT NALLEY CONSULTING Nalley ...

Nalley Consulting

Data Scientist - Mid

Reston, VA · On-site

Requirements: * 4+ years of experience using programming languages, including Python, R, or Java, to manipulate and analyze data * Bachelor's degree in Computer Science, Mathematics, or relevant ...

Nalley Consulting

Data Scientist - Sr

Arlington, VA · On-site

Experience with Python data science and visualization packages * Experience with Excel MBA * Experience with AC2SP, R, GitHub, and Palantir * An active CI polygraph ABOUT NALLEY CONSULTING Nalley ...

Nalley Consulting

Data Scientist - Sr

Reston, VA · On-site

Requirements: * 4+ years of experience using programming languages, including Python, R, or Java, to manipulate and analyze data * Bachelor's degree in Computer Science, Mathematics, or relevant ...

Nalley Consulting

Data Scientist - Sr

Reston, VA · On-site

Requirements: * 4+ years of experience using programming languages, including Python, R, or Java, to manipulate and analyze data * Bachelor's degree in Computer Science, Mathematics, or relevant ...

Booz Allen Hamilton

Data Scientist

Mclean, VA · On-site

... Python data science and visualization packages Company : Booz Allen Hamilton is a consulting firm that specializes in analytics, technology, and engineering. Founded in 1914, the company is ...

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.

Booz Allen Hamilton, Inc.

Data Scientist

Mclean, VA · On-site

$99K - $225K/yr

Experience with Python data science and visualization packages Clearance : Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to ...

Booz Allen Hamilton

Data Scientist

Mclean, VA

$99K - $225K/yr

Experience with Python data science and visualization packages Clearance : Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to ...

Booz Allen Hamilton, Inc.

Data Scientist

Mclean, VA · On-site

$99K - $225K/yr

Experience with Python data science and visualization packages Clearance: Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to ...

Booz Allen Hamilton, Inc.

Data Scientist

Mclean, VA · On-site

$99K - $225K/yr

Experience with Python data science and visualization packages Clearance: Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to ...

Booz Allen Hamilton, Inc.

Data Scientist

Mclean, VA · On-site

$99K - $225K/yr

Experience with Python data science and visualization packages Clearance: Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to ...

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Overnight Python Data Science information

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How much do overnight python data science jobs pay per hour?

As of Jun 9, 2026, the average hourly pay for overnight python data science in Fairfax, VA is $59.92, according to ZipRecruiter salary data. Most workers in this role earn between $49.38 and $68.08 per hour, depending on experience, location, and employer.

What are Overnight Python Data Science jobs?

Overnight Python Data Science jobs involve working night shifts to perform data analysis, build models, or process data using Python programming. These roles may include tasks like cleaning datasets, running automated pipelines, and generating reports for teams that operate on a 24-hour cycle. Such positions are common in industries that require round-the-clock data monitoring or support, such as finance, healthcare, or IT operations. Professionals in these roles typically have experience with Python, data science libraries, and may collaborate with global teams across different time zones.

What are the main challenges of working as an Overnight Python Data Science professional, and how can I succeed in this role?

Working as an Overnight Python Data Science professional often means handling data pipelines, model monitoring, and urgent troubleshooting during hours with limited team support. The main challenges include quickly resolving unexpected data issues, maintaining high attention to detail during late hours, and communicating findings to daytime teams. Success in this role relies on strong problem-solving skills, proactive communication (such as clear shift handovers), and the ability to work independently while following established protocols. Building robust documentation and automating regular tasks can also help manage workload and reduce errors.

What are the key skills and qualifications needed to thrive as an Overnight Python Data Science professional, and why are they important?

To thrive as an Overnight Python Data Science professional, you need strong analytical skills, proficiency in Python programming, and a solid understanding of statistics and machine learning concepts, often backed by a degree in a quantitative field. Familiarity with tools such as Jupyter Notebook, Pandas, Scikit-learn, and data visualization libraries, along with experience using databases and cloud platforms, is typically required. Excellent problem-solving skills, attention to detail, and the ability to work independently during non-standard hours help you excel in this role. These skills and qualities are vital for efficiently analyzing data, building reliable models, and delivering actionable insights in a time-sensitive, often autonomous overnight environment.

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

AspectOvernight Python Data ScienceData Analyst
Required SkillsPython, data analysis, machine learning, statistical modelingExcel, SQL, data visualization, basic statistics
Work EnvironmentRemote or night shifts, tech-focused companies, data-driven rolesOffice-based or remote, business or marketing departments
Industry UsageTech, finance, e-commerce, healthcareRetail, finance, marketing, consulting

Overnight Python Data Science roles focus on advanced data analysis, machine learning, and programming skills, often requiring night shifts and remote work. Data Analysts typically handle data visualization, reporting, and basic analysis during regular hours. Both roles are essential in data-driven industries but differ in technical complexity and work schedules.

What are the most commonly searched types of Python Data Science jobs in Fairfax, VA? The most popular types of Python Data Science jobs in Fairfax, VA are:
What cities near Fairfax, VA are hiring for Overnight Python Data Science jobs? Cities near Fairfax, VA with the most Overnight Python Data Science job openings:
Overnight Python Data Science jobs near you

Data Scientist - Mid

Nalley Consulting

Reston, VA • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 20 days ago

Job description

Position: Data Scientist 
LCAT: Mid
Location: Reston, Virginia
This position is contingent upon award.
Required clearance: TS/SCI with willingness to take CI poly. Candidates with current CI poly taken within the past seven years will be prioritized.
Required experience: At least 5 years
Required education: Bachelor's degree in Computer Science, Mathematics, or relevant field and 5+ years relevant experience
Description
Nalley Consulting has an opportunity for an experienced Data Scientist to support on-going research and development efforts for functional characterization of WMD facilities and their associated design.
The successful candidate will:
  • Provide data science, machine learning, and artificial intelligence support.
  • Conduct data engineering tasks to integrate multiple APIs, and support process automation, data visualization, and application integration.
  • Develop tools to automate data analysis of large data sets.
Requirements:
  • 4+ years of experience using programming languages, including Python, R, or Java, to manipulate and analyze data
  • Bachelor’s degree in Computer Science, Mathematics, or relevant field
  • Demonstrated ability to work effectively within or lead a team of peers, as well as excellent interpersonal and communications skills
  • Ability to communicate highly technical analyses at a level comprehensible to laymen and senior-level government representatives
  • Ability to clearly express in writing technical analysis results
  • Combining multiple date sources into GUI (graphic user interface) and visual and geographical displays.
  • Python and Tableau experience.
  • Experience with data exploration, data cleaning, data analysis, data visualization, or data mining
  • Experience with analyzing structured and unstructured data sources
  • Experience with statistical and general-purpose programming languages for data analysis
  • Experience with developing predictive data models, quantitative analyses, and visualization of target data sources
  • Experience with leading the development of solutions to complex problems
  • Experience with natural language processing, text mining, or machine learning techniques
  • Experience implementing automation in processing, presenting, or manipulating data

Other desired skills:
  • Demonstrated ability writing ICD 203 and ICD 206-compliant finished intelligence production
  • 7+ years of experience in solving DoD data science problems
  • Experience in the development of algorithms leveraging Python and SQL
  • Experience with developing solutions incorporating Large Language Models
  • Experience with Python data science and visualization packages
  • Experience with Excel MBA
  • Experience with AC2SP, R, GitHub, and Palantir
  • An active CI polygraph

 

ABOUT NALLEY CONSULTING

Nalley Consulting is a Service Disabled Veteran Owned Small Business working with prime partners to staff Department of Defense and Intelligence Community positions. Created by a U.S. Navy intelligence veteran, Nalley Consulting has grown to include multiple IDIQ vehicles in several states.

Nalley Consulting fringe benefits include:

  • Excellent medical, dental, and vision benefits
  • PTO
  • 11 paid federal holidays
  • Tuition assistance
  • Paid military-reserve leave
  • Paid parental leave for birth or adoption
  • 401k matching up to 5 percent of the base salary
  • Flex time
  • Company-paid short-term disability, long-term disability, and life insurance.

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