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Data Analysis Assistant Jobs in California (NOW HIRING)

NIO

Data Analysis Intern

San Jose, CA

$38 - $46/hr

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 ...

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 evaluating language models for specific use cases * Develop and test Python code to interact with LLM ...

EV Realty

Intern, Data Analytics

San Francisco, CA · On-site +1

This includes: * Assist with data pipelines, transformations, and data preparation for integration with EV Realty's backend infrastructure and tools * Develop Python/SQL scripts for data analysis ...

EV Realty

Intern, Data Analytics

San Francisco, CA · On-site

This includes: * Assist with data pipelines, transformations, and data preparation for integration with EV Realty's backend infrastructure and tools * Develop Python/SQL scripts for data analysis ...

chemelex

Data Analytics Intern

Redwood City, CA · On-site

Support root cause analysis efforts with data tied to downtime, scrap, and performance losses * Partner with Operations and Engineering to quantify performance gaps and track improvements * Assist in ...

ZURU

Data Analyst Intern

El Segundo, CA · On-site

$20 - $25/hr

What You'll Do * * Assist in collecting and organizing data from various sources, including databases, file shares, and external data sets, ensuring accuracy and completeness for analysis. * Perform ...

ZURU

Data Analyst Intern

Los Angeles, CA · On-site

$20 - $25/hr

What You'll Do * Assist in collecting and organizing data from various sources, including databases, file shares, and external data sets, ensuring accuracy and completeness for analysis. * Perform ...

Advantest

Data Analytics Intern

San Jose, CA · On-site

The intern will also support regional EHS/ESG data management initiatives and assist one of our ... Collecting, organizing, validating, and analyzing ESG and EHS performance data from multiple ...

Advantest

Data Analytics Intern

San Jose, CA · On-site

The intern will also support regional EHS/ESG data management initiatives and assist one of our ... Collecting, organizing, validating, and analyzing ESG and EHS performance data from multiple ...

Chemelex

Data Analytics Intern

Redwood City, CA · On-site

$24/hr

Support root cause analysis efforts with data tied to downtime, scrap, and performance losses * Partner with Operations and Engineering to quantify performance gaps and track improvements * Assist in ...

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All JobsData Analysis JobsData Analysis Assistant JobsData Analysis Assistant Jobs in California

Data Analysis Assistant information

See California salary details

$10

$18

$26

How much do data analysis assistant jobs pay per hour?

As of Jul 18, 2026, the average hourly pay for data analysis assistant in California is $18.80, according to ZipRecruiter salary data. Most workers in this role earn between $15.91 and $21.11 per hour, depending on experience, location, and employer.

What is the difference between Data Analysis Assistant vs Data Analyst?

AspectData Analysis AssistantData Analyst
Required CredentialsAssociate's degree or relevant certificationsBachelor's degree or higher in related fields
Work EnvironmentSupportive, entry-level roles in offices or teamsIndependent or team-based analysis in various industries
Employer & Industry UsageEntry-level support roles across sectorsData-driven decision-making roles in multiple industries
Common Search & ComparisonOften compared for entry-level data support rolesMore advanced, analytical positions

The Data Analysis Assistant typically performs entry-level support tasks, assisting with data collection and basic analysis, often requiring an associate's degree or certifications. In contrast, Data Analysts handle more complex data interpretation, reporting, and strategic insights, usually holding a bachelor's degree or higher. While both roles work in similar environments, the Data Analyst role involves greater responsibility and independence.

What are the key skills and qualifications needed to thrive as a Data Analysis Assistant, and why are they important?

To thrive as a Data Analysis Assistant, you need a solid background in statistics, data interpretation, and proficiency with spreadsheets, often supported by a relevant degree or coursework. Familiarity with data analysis tools such as Microsoft Excel, SQL, and basic knowledge of programming languages like Python or R is commonly required. Attention to detail, critical thinking, and strong communication skills help you effectively process data and present findings. These competencies are crucial for ensuring accurate data handling, supporting sound business decisions, and enabling effective teamwork.

What does a Data Analysis Assistant do?

A Data Analysis Assistant supports data analysts and data scientists by collecting, cleaning, organizing, and preparing data for analysis. They help ensure the accuracy and integrity of datasets, create basic reports or visualizations, and may assist with statistical analysis or data entry tasks. Their work allows the analysis team to focus on more complex data interpretation and decision-making, making the assistant an essential part of the data workflow.

What are some common challenges faced by Data Analysis Assistants when supporting multiple projects simultaneously?

Data Analysis Assistants often juggle several projects at once, which can make prioritizing tasks and managing time a challenge. Balancing the differing data requirements, deadlines, and communication with multiple team members requires strong organizational skills and adaptability. It's important to maintain clear documentation, proactively clarify expectations with project leads, and regularly update stakeholders on progress. Effective use of tools for tracking assignments and deadlines can help ensure accuracy and timely delivery of analyses.
What are the most commonly searched types of Data Analysis jobs in California? The most popular types of Data Analysis jobs in California are:
What are popular job titles related to Data Analysis Assistant jobs in California? For Data Analysis Assistant jobs in California, the most frequently searched job titles are:
What job categories do people searching Data Analysis Assistant jobs in California look for? The top searched job categories for Data Analysis Assistant jobs in California are:
What cities in California are hiring for Data Analysis Assistant jobs? Cities in California with the most Data Analysis Assistant job openings:
Data Analysis Assistant jobs near you
Infographic showing various Data Analysis Assistant job openings in California as of July 2026, with employment types broken down into 85% Full Time, 12% Part Time, 1% Temporary, and 2% Contract. Highlights an 83% Physical, 3% Hybrid, and 14% Remote job distribution, with an average salary of $39,110 per year, or $18.8 per hour.

Data Analysis Intern

NIO

San Jose, CA

$38 - $46/hr

Full-time

Re-posted 13 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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