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Senior Python Data Analysis Jobs in Washington (NOW HIRING)

Data Intelligence LLC

Senior Data Analyst

Quantico, VA · On-site

$91K - $114K/yr

Data Intelligence is seeking a highly skilled Senior Data Analyst to support the Naval Criminal ... Utilize Python, R, and other scripting languages for data analysis and automation * Apply data ...

Turn2Partners

Senior Data Analyst

Washington, DC · On-site

$110K - $150K/yr

The work directly supports key initiatives across software implementation, data analysis, process ... You'll lead efforts to implement software solutions, configure data workflows using Python and SQL ...

Leidos

Senior Python Developer

Chantilly, VA

$131K - $237K/yr

Expertise in scripting (Python, shell scripting) * Expertise with Docker and container ... Actively search for and screen new data sources and technologies to meet program demands * Serve as ...

Leidos

Senior Python Developer

Merrifield, VA · On-site

$131K - $237K/yr

Expertise in scripting (Python, shell scripting) * Expertise with Docker and container ... Actively search for and screen new data sources and technologies to meet program demands * Serve as ...

Leidos

Senior Python Developer

Burke, VA · On-site

$131K - $237K/yr

Expertise in scripting (Python, shell scripting) * Expertise with Docker and container ... Actively search for and screen new data sources and technologies to meet program demands * Serve as ...

Leidos

Senior Python Developer

Columbia, MD

$131K - $237K/yr

Expertise in scripting (Python, shell scripting) * Expertise with Docker and container ... Actively search for and screen new data sources and technologies to meet program demands * Serve as ...

Leidos

Senior Python Developer

Chantilly, VA · On-site

$131K - $237K/yr

Expertise in scripting (Python, shell scripting) * Expertise with Docker and container ... Actively search for and screen new data sources and technologies to meet program demands * Serve as ...

Leidos

Senior Python Developer

Reston, VA · On-site

$131K - $237K/yr

Expertise in scripting (Python, shell scripting) * Expertise with Docker and container ... Actively search for and screen new data sources and technologies to meet program demands * Serve as ...

Leidos

Senior Python Developer

Herndon, VA · On-site

$131K - $237K/yr

Expertise in scripting (Python, shell scripting) * Expertise with Docker and container ... Actively search for and screen new data sources and technologies to meet program demands * Serve as ...

Leidos

Senior Python Developer

Chantilly, VA · On-site

$131K - $237K/yr

Expertise in scripting (Python, shell scripting) * Expertise with Docker and container ... Actively search for and screen new data sources and technologies to meet program demands * Serve as ...

Leidos

Senior Python Developer

Springfield, VA · On-site

$131K - $237K/yr

Expertise in scripting (Python, shell scripting) * Expertise with Docker and container ... Actively search for and screen new data sources and technologies to meet program demands * Serve as ...

Leidos

Senior Python Developer

Manassas, VA · On-site

$131K - $237K/yr

Expertise in scripting (Python, shell scripting) * Expertise with Docker and container ... Actively search for and screen new data sources and technologies to meet program demands * Serve as ...

Mindlance

Senior Python Developer

Mclean, VA · On-site

$124K - $167K/yr

Detailed Python Full Stack Developer Location: (Fully Onsite), Mclean, VA 22102 Duration: 6 months ... Coordinate with team members across different layers of the stack (data, services, APIs, and ...

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Senior Python Data Analysis information

What are the key skills and qualifications needed to thrive as a senior Python data analyst?

To thrive as a Senior Python Data Analyst, you need an in-depth understanding of data analysis, statistical modeling, and advanced Python programming, typically supported by a degree in a quantitative field. Proficiency with data analysis libraries (like pandas, NumPy, and SciPy), visualization tools (such as Matplotlib and Seaborn), and experience with SQL databases are essential, and certifications like Microsoft Certified: Data Analyst Associate can be beneficial. Strong problem-solving abilities, effective communication, and the capacity to distill complex data insights for stakeholders are critical soft skills. These competencies enable you to extract actionable insights from large datasets, drive data-informed decision-making, and collaborate effectively across teams.

What is the difference between Senior Python Data Analysis vs Data Scientist?

AspectSenior Python Data AnalysisData Scientist
Required SkillsPython, SQL, data visualization, statistical analysisPython, R, machine learning, statistical modeling
Work EnvironmentData analysis teams, business unitsResearch, product development, analytics teams
Industry UsageBusiness intelligence, finance, marketingTech, healthcare, finance, research
CertificationsPython certifications, data analysis coursesData science certifications, machine learning courses

While both roles involve Python and data handling, Senior Python Data Analysts focus on interpreting data and creating reports for business decisions, whereas Data Scientists develop predictive models and advanced algorithms to extract deeper insights. The roles often overlap, but Data Scientists typically require broader skills in machine learning and statistical modeling.

What are some common challenges senior Python data analysts face when working with large datasets, and how can they overcome them?

Senior Python Data Analysts often encounter difficulties such as slow processing speeds, memory limitations, and data quality issues when handling large datasets. To overcome these challenges, it's essential to leverage efficient libraries like pandas and Dask, utilize optimized data formats (such as Parquet), and implement batch processing or cloud-based solutions. Collaborating closely with data engineers and IT teams also helps ensure robust data pipelines and infrastructure. Regular code optimization and staying updated on best practices can further enhance performance when working at scale.

What is a senior Python data analyst?

A Senior Python Data Analyst is an experienced professional who uses Python programming to collect, process, and analyze large sets of data. They are responsible for extracting meaningful insights from data to support business decisions, often using libraries like pandas, NumPy, and matplotlib. In addition to technical skills, they also apply statistical analysis and data visualization techniques, and frequently mentor junior analysts or collaborate with data scientists and engineers. Their role may also involve developing automated data pipelines and ensuring data quality across projects.
What are the most commonly searched types of Python Data Analysis jobs in Washington? The most popular types of Python Data Analysis jobs in Washington are:
What are popular job titles related to Senior Python Data Analysis jobs in Washington? For Senior Python Data Analysis jobs in Washington, the most frequently searched job titles are:
What job categories do people searching Senior Python Data Analysis jobs in Washington look for? The top searched job categories for Senior Python Data Analysis jobs in Washington are:
What cities in Washington are hiring for Senior Python Data Analysis jobs? Cities in Washington with the most Senior Python Data Analysis job openings:
Senior Python Data Analysis jobs near you
Infographic showing various Senior Python Data Analysis job openings in Washington 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.

Senior Python Software Engineer

GliaCell Technologies

Linthicum, MD • On-site

$170K - $260K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 28 days ago

Job description

***An active or rein-statable TS/SCI with Polygraph security clearance is REQUIRED. Please do not apply if you currently do not possess this level of clearance.***
Are you a Senior Python Software Engineer who is ready for a new challenge that will launch your career to the next level?
  • Tired of being treated like a company drone?
  • Tired of promised adventures during the hiring phase, then dropped off on a remote contract and never seen or heard from the mothership again?
  • Our engineers were certainly tired of the same.

At GliaCell our slogan is "We make It happen".
  • We will immerse you in the latest technologies.
  • We will develop and support your own personalized training program to continue your individual growth.
  • We will provide you with work that matters with our mission focused customers, and surround you with a family of brilliant engineers.

Culture isn't something you need to talk about...if it just exists.
If this sounds interesting to you, then we'd like to have a discussion regarding your next adventure! If you want to be a drone, this isn't the place for you.
We Make It Happen!
GliaCell Technologies focuses on Software & System Engineering in Enterprise and Cyber Security solution spaces. We excel at delivering stable and reliable software solutions using Agile Software Development principles. These provide us the capability to deliver a quick turn-around using interactive applications and the integration of industry standard software stacks.
GliaCell's Enterprise capabilities include Full-Stack Application Development, Big Data, Cloud Technologies, Analytics, Machine Learning, AI, and DevOps Containerization. We also provide customer solutions in the areas of CND, CNE, and CNO by providing our customers with assessments and solutions in Threat Mitigation, Vulnerability Exposure, Penetration Testing, Threat Hunting, and Preventing Advanced Persistent Threat.
We Offer:
  • Long term job security
  • Competitive salaries & bonus opportunities
  • Challenging work you are passionate about
  • Ability to work with some amazingly talented people

Job Description:
GliaCell is seeking a Senior Python Software Engineer on one of our subcontracts. This is a full-time position offering the opportunity to support a U.S. Government customer. The mission is to provide technical expertise that assists in sustaining critical mission-related software and systems to a large government contract.
Key Requirements:
To be considered for this position you must have the following:
  • Possess an active or rein-statable TS/SCI with Polygraph security clearance.
  • U.S. Citizenship.
  • 6+ years Software Engineering experience and a MS degree in Computer Science or related, or 8+ years of experience and a BS Degree, or 10+ years of experience and an AA Degree, or +12 years of experience and a High School Diploma
  • Works well independently as well as on a team.
  • Strong communication skills.

Description:
  • As part of the Secure the Enterprise initiative, develop capabilities to shift from the current manual system security evaluation and authorization process to a new model that emphasizes automation, streamlined processes and approvals, continuous monitoring and assessment, and network data gathering across the entire life cycle of a project.

Responsibilities:
  • You will provide the development, test, deploy, and sustainment of various Python based REST end points, microservices, and data model management capabilities utilizing Django and Flask frameworks to interact with data models stored in MariaDB or MongoDB and send data upon request, in JSON format, to UI front ends.
  • The developer will provide middleware and backend support to all system applications.

Key Skills:
  • Python
  • Docker
  • Experienced using Django or Flask
  • Databased experience using MongoDB or MariaDB
  • ReST endpoint development
  • Micro service model

Desired Skills:
  • AWS or other cloud experience
  • JSON and/or XML serialization
  • Jira
  • Confluence
  • Git version control
  • Agile

Location: Linthicum Heights, MD
Salary Range: The salary range for this full-time position is $170,000 to $260,000. Our salary ranges are determined by position, level, skills, professional experience, relevant education and certifications. The range displayed on each job posting reflects the minimum and maximum target salaries for this position across our projects. Within the range, your salary is determined by your individual benefits package selection. Your recruiter can share more about the specific salary range for your preferred position during the hiring process. SIGN-ON BONUS ELIGIBLE.
Benefits:
  • CareFirst Medical Coverage for Employee and Dependents
  • Guardian Dental and Vision Coverage for Employee and Dependents
  • Up to 25 Days of Paid Time Off
  • Up to 40 hours of PTO Carryover
  • 11 Federal Government Holidays
  • Work From Home Opportunities
  • 401K Company Contribution, Fully Vested Day 1
  • Discretionary, Certification, and Sign-On Bonus Potential
  • Employee Referral Bonus Program
  • Annual Professional Development
  • 100% Premium Covered for Life & Disability Insurances
  • Additional Voluntary Life Insurance Coverage Available
  • Employee Assistance Program
  • Travel Protection Program
  • Financial Planning Assistance
  • Bereavement and Jury Duty Leave
  • Monthly Team and Family Events
  • Technology Budget
  • Global Entry
  • Annual Swag Budget

Learn more about GliaCell Technologies: https://gliacelltechnologies.applytojob.com/apply/
To apply for this position, respond to this job posting and attach an updated resume for us to review.
GliaCell Technologies, LLC is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status.

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