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Senior Python Data Analysis Jobs in Santa Clara, CA

NIO

Data Analysis Intern

San Jose, CA · On-site

$38 - $46/hr

Curate, preprocess, and analyze training data for LLM projects * Assist in training, tuning, and ... Develop and test Python code to interact with LLM APIs and internal tools * Participate in ...

NIO

Data Analysis Intern

San Jose, CA · On-site

$38 - $46/hr

Curate, preprocess, and analyze training data for LLM projects * Assist in training, tuning, and ... Develop and test Python code to interact with LLM APIs and internal tools * Participate in ...

Programmers.io

Data Platform Engineer

San Jose, CA · On-site

$134K - $161K/yr

Python - Data processing, analytics, scripting. Data Visualization Power BI - Dashboard creation, interactive reports. Tableau - Data visualization and analytics dashboards. Cloud & Data Platforms ...

1 point system

Senior Data Analyst

Sunnyvale, CA · On-site

$40/hr

Job Title Senior Data Analyst Location Hybrid - Sunnyvale, CA (2 days onsite/week) Pay Rate $40/hr ... Strong Python or R experience for data analysis, modeling, and automation. * Experience with data ...

ActiveHours

Senior Data Analyst

Palo Alto, CA

$101K - $127K/yr

As a live-service software company, data analysis and insights drive the product roadmap and ... Deep expertise in SQL. Experience in Python and R a plus * Bachelor's degree in mathematics ...

ActiveHours

Senior Data Analyst

Palo Alto, CA · On-site

$101K - $127K/yr

As a live-service software company, data analysis and insights drive the product roadmap and ... Deep expertise in SQL. Experience in Python and R a plus * Bachelor's degree in mathematics ...

Namely

Senior Data Scientist

Mountain View, CA · On-site

$120 - $160/hr

We are searching for a skilled Senior Data Scientist/Engineer to help fuel our team's data-driven ... Proficiency with Python and/or R for data analysis, model building, and pipeline automation.

Evolver

Senior GenAI Engineer (Python)

Palo Alto, CA · On-site

$142K - $192K/yr

Fine-tune LLMs, enhance data retrieval from structured/unstructured sources, and optimize prompt ... Analytical mindset with a strong focus on problem-solving. * Comfortable working in a fast-paced ...

Evolver

Senior GenAI Engineer (Python)

Palo Alto, CA · Hybrid

$142K - $192K/yr

Fine-tune LLMs, enhance data retrieval from structured/unstructured sources, and optimize prompt ... Analytical mindset with a strong focus on problem-solving. * Comfortable working in a fast-paced ...

Info Way Solutions

Senior Data Analyst

Fremont, CA · On-site

$94K - $119K/yr

Job Summary : Info Way Solutions is seeking a Senior Data Analyst to join their team. The role ... using analytic tools (e.g., Python, SQL, SAS, R, Adobe, Alteryx, Knime, Aster, Base SAS, SAS ...

Info Way Solutions

Senior Analyst / Analytics

Sunnyvale, CA · On-site

$102K - $136K/yr

Walmart is seeking a Senior Analyst - Analytics with strong experience in analytical risk, payments ... analysis and have working knowledge of Python for advanced analytics and data science tasks.

IrisLogic, Inc

Sr BA/ Data Analyst

Palo Alto, CA · On-site

$101K - $127K/yr

... using Python or R for data analysis and automation Solid understanding of data modeling, metric design, and analytical best practices Experience working with cloud data platforms (e.g., Snowflake ...

Align Technology

Sr. Data Engineer/Data Analyst

San Jose, CA · On-site

$157K - $216K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Sr. Data Engineer/Data Analyst Department: Research & Development Employment Type: Full Time ... exploratory analysis of data using SQL and programming languages (e.g., Python). * Document ...

Tailored Brands

Sr Data Analyst - Store Analytics

Dublin, CA · On-site +1

$96K - $122K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

The Sr Data Analyst - Store Analytics serves as a strategic analytics partner to Stores leadership ... of Python, statistical analysis, and modern analytics workflows. • Experience applying ...

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Senior Python Data Analysis information

See Santa Clara, CA salary details

$64.6K

$166.7K

$229K

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

As of Aug 19, 2026, the average yearly pay for senior python data analysis in Santa Clara, CA is $166,741.00, according to ZipRecruiter salary data. Most workers in this role earn between $142,700.00 and $192,000.00 per year, depending on experience, location, and employer.

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 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 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 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 the most commonly searched types of Python Data Analysis jobs in Santa Clara, CA?

The most popular types of Python Data Analysis jobs in Santa Clara, CA are:

What are popular job titles related to Senior Python Data Analysis jobs in Santa Clara, CA?

For Senior Python Data Analysis jobs in Santa Clara, CA, the most frequently searched job titles are:

What job categories do people searching Senior Python Data Analysis jobs in Santa Clara, CA look for?

The top searched job categories for Senior Python Data Analysis jobs in Santa Clara, CA are:

What cities near Santa Clara, CA are hiring for Senior Python Data Analysis jobs?

Cities near Santa Clara, CA 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 Santa Clara, CA as of August 2026, with employment types broken down into 1% As Needed, 79% Full Time, 17% Part Time, and 3% Contract. Highlights an 86% Physical, 4% Hybrid, and 10% Remote job distribution, with an average salary of $166,741 per year, or $80.2 per hour.

Data Analysis Intern

NIO

San Jose, CA • On-site

$38 - $46/hr

Full-time

Re-posted 17 days ago

Job description

JOB DESCRIPTION
About NIO
NIO is a pioneer and a leading company in the premium smart electric vehicle market. Founded in November 2014, NIO's mission is to shape a joyful lifestyle. NIO aims to build a community starting with smart electric vehicles to share joy and grow together with users.
NIO designs, develops, jointly manufactures and sells premium smart electric vehicles, driving innovations in next-generation technologies in autonomous driving, digital technologies, electric powertrains and batteries. NIO differentiates itself through its continuous technological breakthroughs and innovations, such as its industry-leading battery swapping technologies, Battery as a Service, or BaaS, as well as its proprietary autonomous driving technologies and Autonomous Driving as a Service, or ADaaS.
NIO's product portfolio consists of the ES8, a six-seater smart electric flagship SUV, the ES7 (or the EL7), a mid-large five-seater smart electric SUV, the ES6, a five-seater all-round smart electric SUV, the EC7, a five-seater smart electric flagship coupe SUV, the EC6, a five-seater smart electric coupe SUV, the ET7, a smart electric flagship sedan, and the ET5, a mid-size smart electric sedan.
Roles and Responsibilities:
  • Curate, preprocess, and analyze training data for LLM projects
  • Assist in training, tuning, and evaluating language models for specific use cases
  • Develop and test Python code to interact with LLM APIs and internal tools
  • Participate in improving model workflows through research and implementation of new methods
  • Contribute to integration tasks, connecting AI models with external systems or applications
  • Collaborate with team members for project deliverables, documentation, and code reviews
  • Prepare research summaries or surveys on relevant topics in LLM and generative AI

Qualifications
  • Currently pursuing or recently completed a Master or PhD degree in Computer Science, Data Science, Engineering, or a related field
  • Experience with Python programming; knowledge of libraries such as PyTorch or TensorFlow is an advantage
  • Familiarity with API usage and/or web frameworks is preferred
  • Strong problem-solving mindset and willingness to learn
  • Excellent written and verbal communication skills
  • Previous project or coursework experience in LLMs, generative models, or AI research
  • Knowledge of prompt engineering, model fine-tuning, or related evaluation techniques
  • Experience working in a collaborative software engineering environment

Compensation:
The US base salary range for this full-time position is $38.00 - $46.00.
  • Within the range, individual pay is determined by work location and additional factors, including job-related skills, experience, and relevant education or training.
  • Please note that the compensation details listed in US role postings reflect the base salary only. It does not include discretionary bonus, equity, or benefits.

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