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Senior Python Data Analyst Jobs in West Chester, PA

The Hartford

Investment Data Analyst

Wayne, PA

$70K - $90K/yr

... senior leadership * Work with IT to ensure a high level of quality for internal and external data ... Experience working with structured data using a modern scripting language, preferably R, Python ...

ParetoHealth

Lead Data Analyst

Philadelphia, PA · Remote

This role is designed for a senior, analytically sophisticated individual contributor who feels ... Working knowledge of Python for analysis and data wrangling (advanced modeling not required) * Deep ...

Vangard, Inc.

Data Analyst, Specialist

Malvern, PA · On-site

... Power BI, Alteryx, Python, R, Excel, or similar technologies. * Ability to manage multiple ... Strong written and verbal communication skills with experience presenting findings to senior ...

PMA Companies

Sr. Workforce Data Analyst

Blue Bell, PA · On-site

$82K - $103K/yr

The Sr Workforce Data Analyst will play a critical role in building and strengthening the foundation of workforce analytics by developing and maintaining the data models, tools, systems, and ...

New

Vangard, Inc.

Data Analyst, Senior Specialist

Malvern, PA · On-site

$84K - $106K/yr

... senior leader stakeholders to implement. * Develops, owns and manages recurring analytic or reporting processes. Demonstrates expertise in data visualization and mentors analysts on data ...

Vangard, Inc.

Data Analyst, Specialist

Malvern, PA

Expertise in Python or R for data manipulation, automation and advanced analytics. * Hands-on experience with data visualization tools like Power BI, Tableau or Looker to create interactive reports.

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$52.1K

$94K

$128.3K

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

As of Aug 16, 2026, the average yearly pay for senior python data analyst in West Chester, PA is $93,973.00, according to ZipRecruiter salary data. Most workers in this role earn between $81,400.00 and $102,800.00 per year, depending on experience, location, and employer.

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

AspectSenior Python Data AnalystData Scientist
Required CredentialsBachelor's in Data Science, Statistics, or related field; Python proficiencyBachelor's or Master's in Data Science, Computer Science, or related; Python, R, machine learning skills
Work EnvironmentData analysis teams, business units, reportingResearch, model development, advanced analytics
Employer & Industry UsageBusiness, finance, marketing, healthcareTech companies, research institutions, finance, healthcare
Common Search & ComparisonYesYes

While both roles require Python skills and data analysis expertise, Data Scientists typically engage in advanced modeling, machine learning, and research tasks, whereas Senior Python Data Analysts focus more on interpreting data, generating reports, and supporting business decisions.

What are the most commonly searched types of Python Data Analyst jobs in West Chester, PA?

The most popular types of Python Data Analyst jobs in West Chester, PA are:

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For Senior Python Data Analyst jobs in West Chester, PA, the most frequently searched job titles are:

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Data Analyst, Specialist

Vanguard Group, Inc.

Malvern, PA • On-site

Full-time

Re-posted 11 days ago

Vanguard rating

8.7

Company rating: 8.7 out of 10

Based on 64 frontline employees who took The Breakroom Quiz

15th of 150 rated financial services

Job description

Role Summary
The Data Analyst, Senior Specialist is responsible in driving data-driven decision-making across the organization by leading complex analytical projects, optimizing data processes and delivering actionable insights. This role involves extracting, cleaning and analyzing large datasets to identify trends, measure performance and support strategic initiatives.
Core Responsibilities
  • Engages with internal partners to understand business strategy, questions and goals. Brings structure to business requests, translates requirements into an analytical project approach, and leads complex projects through completion. Delegates tasks and provides tactical and strategic guidance to peers. Serves as the analytics expert on cross-functional teams for large strategic initiatives.
  • Acquires and compiles structured and unstructured data and verifies its quality, accuracy and reasonableness.
  • Performs analyses of historical data to surface trends and insights using advanced analytical methods. Validates analytical techniques employed by other analysts.
  • Prepares and delivers expert level visualizations and internal presentations that translate analytic insights into tangible, actionable solutions for business partners to implement.
  • Develops, owns and manages recurring analytic or reporting processes.
  • Actively develops the analytics community at Vanguard by mentoring, coaching and connecting others with resources and training. Participates and presents during scheduled analytics seminars.
  • Participates in special projects and performs other duties as assigned.

Qualifications
  • Minimum 8 years of relevant work experience, with at least 4 years in advanced analytics, statistical modeling or business intelligence.
  • Bachelor's degree (B.E./B.Tech) in Computer Science, IT, or a Bachelor's in Statistics/Mathematics.
  • Expertise in SQL for data querying, performance optimization, and database management.
  • Strong proficiency in Python or R for statistical analysis, automation, and machine learning model development.
  • Experience with cloud-based data platforms such as AWS, GCP, or Azure, including data lakes and big data processing tools.
  • Ability to translate complex data insights into clear and actionable recommendations for business stakeholders.

Special Factors
Sponsorship
Vanguard is not offering visa sponsorship for this position.
About Vanguard
At Vanguard, we don't just have a mission-we're on a mission.
To work for the long-term financial wellbeing of our clients. To lead through product and services that transform our clients' lives. To learn and develop our skills as individuals and as a team. From Malvern to Melbourne, our mission drives us forward and inspires us to be our best.
How We Work
Vanguard has implemented a hybrid working model for the majority of our crew members, designed to capture the benefits of enhanced flexibility while enabling in-person learning, collaboration, and connection. We believe our mission-driven and highly collaborative culture is a critical enabler to support long-term client outcomes and enrich the employee experience.

What Vanguard employees say

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