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Senior Data Annotation Analyst Jobs in California

TSMC

Senior Data Engineer / Data Curator

San Jose, CA · On-site

$124K - $168K/yr

As a Senior Data Engineer in the AI Data Curation track, you will design and maintain scalable data ... annotation tools and platforms for manual or semi-automated labeling. • Experience with NLP data ...

NAVA Software Solutions

Sr. Data Analyst

San Francisco, CA · On-site

$101K - $127K/yr

NAVA Software solutions is looking for a Sr. Data Analyst Details: Sr. Data Analyst Location: 100% Remote - Must work in PST. Duration: 12 months Mandatory Skills/Experience: * Proficiency with SQL

Business Enterprize Inc.

Senior Data Analyst

Sacramento, CA · On-site

$93K - $118K/yr

Senior Data Analyst We are seeking an experienced Senior Data Analyst with a strong background in enterprise data platforms, business intelligence tools, and advanced analytics. This role supports ...

City National Bank

Senior Data Analyst

Los Angeles, CA · On-site

$95K - $155K/yr

SENIOR DATA ANALYST WHAT IS THE OPPORTUNITY? The Senior Data Analyst works within the Insights, Data Engineering & Analytics organization to meet the data pipeline strategies and objectives across ...

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. on W2 About the Role We are seeking a Senior Data Analyst to join Walmart's Marketplace Partner ...

Staffingine LLC

Sr. Data Analyst

Los Angeles, CA · On-site

$92K - $116K/yr

Job Title: Sr. Data Analyst Job Location: Los Angeles, CA Job Type: Contract * Primary focus Building and maintaining analytics dashboards and self service reporting * Key characteristics discussed

ActiveHours

Senior Data Analyst

Palo Alto, CA · On-site

$101K - $127K/yr

Activehours is looking for a rockstar Senior Data Analyst to join our team in Palo Alto. We're a rapidly growing company, with an established product-market fit, on the verge of scaling. As a live ...

ActiveHours

Senior Data Analyst

Palo Alto, CA · On-site

$101K - $127K/yr

Activehours is looking for a rockstar Senior Data Analyst to join our team in Palo Alto. We're a rapidly growing company, with an established product-market fit, on the verge of scaling. As a live ...

SKIMS

Senior Data Analyst

Los Angeles, CA · On-site

$130K - $150K/yr

Senior Data Analyst Department: Data, Insights and Loyalty Employment Type: Full Time Location: Los Angeles HQ Compensation: $130,000 - $150,000 / year Description SKIMS is a solutions-oriented brand ...

TecTammina

Sr Data Analyst

Pleasanton, CA

$95K - $120K/yr

Company Description First IT Solutions Technical/Functional Skills : Sr. Data Solutions Consultant ... Build and implements Data Analytic solutions that serve as key decision support systems for the ...

Turtle Rock Studios

Senior Data Analyst

Irvine, CA · On-site

$100K - $140K/yr

We're looking for a Senior Data Analyst to drive data-informed decision-making across our studio. You'll be at the intersection of engineering, analytics, and strategy. Working hands-on at all layers ...

Super Micro Computer

Sr. Data Analyst

San Jose, CA · On-site

$150K - $190K/yr

The Sr. Data Analyst must possess both business and technical aptitude, demonstrating the ability to analyze operations, provide insights, and support decision-making. Essential Duties and ...

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Senior Data Annotation Analyst information

Is it difficult to get a job at data annotation?

Securing a position as a Senior Data Annotation Analyst typically requires attention to detail, familiarity with annotation tools, and basic understanding of data labeling processes. While some roles may require prior experience or specific skills, entry-level positions are often accessible with relevant training or certifications. The difficulty varies depending on the company's requirements and the competitiveness of the job market.

Does data annotation actually pay well?

Data annotation analysts typically earn hourly wages that are considered modest compared to other tech roles, with pay often ranging from minimum wage to around $15-$20 per hour depending on experience and location. While some companies offer bonuses or flexible schedules, overall compensation for entry-level data annotation positions is generally lower than more specialized data science or engineering roles.

What are Senior Data Annotation Analysts?

Senior Data Annotation Analysts are experienced professionals who oversee the process of labeling and tagging data, such as text, images, or audio, to train machine learning models. They are responsible for ensuring high-quality annotations, developing guidelines, and often mentoring junior annotators. Their work is crucial for the success of AI and machine learning projects, as accurate data annotation directly impacts model performance. Senior analysts also collaborate with data scientists and engineers to refine annotation processes and improve data quality.

What does a data annotation analyst do?

A data annotation analyst labels and categorizes data such as images, text, or videos to help train machine learning models. They use tools and guidelines to ensure data is accurately annotated, which is essential for developing reliable AI systems. Attention to detail and understanding of data formats are important in this role.

What are the key skills and qualifications needed to thrive as a Senior Data Annotation Analyst, and why are they important?

To thrive as a Senior Data Annotation Analyst, you need expertise in data labeling, analytical thinking, and a strong understanding of machine learning concepts, often supported by a relevant degree or significant experience in data operations. Familiarity with annotation platforms (like Labelbox or Supervisely), data management tools, and quality assurance processes is typically required. Attention to detail, problem-solving, and the ability to communicate feedback effectively are crucial soft skills for this role. These competencies ensure high-quality data sets that drive accurate machine learning models and improve project outcomes.

How does a Senior Data Annotation Analyst typically collaborate with machine learning engineers and data scientists?

As a Senior Data Annotation Analyst, you will often work closely with machine learning engineers and data scientists to ensure that labeled data meets project requirements and quality standards. You may participate in meetings to discuss annotation guidelines, clarify ambiguous cases, and provide feedback on data challenges that arise. Your expertise in annotation tools and processes helps streamline workflows and ensures that the annotated datasets are reliable, which is critical for model training and evaluation. Collaboration is key, and you'll be expected to communicate effectively across teams to address issues and continuously improve the data pipeline.

What is the difference between Senior Data Annotation Analyst vs Data Annotation Specialist?

AspectSenior Data Annotation AnalystData Annotation Specialist
CredentialsBachelor's degree in related field, experience in data annotationHigh school diploma or equivalent, entry-level experience
Work EnvironmentCollaborative teams, project management, quality assuranceIndividual tasks, data labeling, basic quality checks
Industry UsageTech, AI, machine learning companiesAI startups, data labeling firms, research projects

The Senior Data Annotation Analyst typically has more experience, handles complex annotation projects, and oversees quality control, whereas the Data Annotation Specialist focuses on basic labeling tasks. Both roles are essential in AI data preparation, but the senior analyst often leads projects and ensures standards are met.

What is the highest salary for data annotator?

The highest salary for a senior data annotation analyst can reach around $70,000 to $90,000 annually, depending on experience, location, and the complexity of annotation tasks. Advanced roles with specialized skills or certifications may offer higher compensation, especially in competitive tech markets.
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Senior Data Annotation Analyst jobs near you

AI Data Reviewer OR Data Annotation Specialist

MphasiS Corporation USA

Palo Alto, CA • On-site

Other

Posted 3 days ago

New

Job description

Review user queries and identify the correct category (routing label) based on predefined guidelines.
The reviewer will analyze user messages and assign one of the labels.
The role requires attention to detail, good reading comprehension, and the ability to follow instructions consistently.
Key Responsibilities
Review user queries in an Excel workbook
Assign the correct routing label based on provided guidelines
Validate and correct existing labels when necessary
Follow review rules and quality standards
Handle ambiguous cases using defined policies
Maintain high accuracy and consistency across reviews
Record comments for complex cases when required
Required Skills
Strong English reading and comprehension skills
Good analytical and decision-making ability
Strong attention to detail
Ability to follow detailed instructions and guidelines
Basic knowledge of computers, printers, Windows, and web applications
Comfortable working with Excel or spreadsheets
Preferred Experience
Data Annotation

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