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Classifier Jobs in California (NOW HIRING)

SynergisticIT

Entry Level Data Scientiest

Los Angeles, CA · On-site

$18 - $24/hr

Classifier, Random Forest Classifier, Nave Bayes, Support Vector Machine * Machine Learning Algorithms - Linear Regression, Logistic Regression, Decision Tree * Unsupervised/Clustering algorithms

Prolim Global

Facebook - Linguist III

Burlingame, CA · On-site

... classifier encoding, and quality evaluations. Job Responsibilities: * Provide linguistic expertise while delivering data for large language models * Collaborate with other linguists and data ...

OpenAI

Data Scientist, Preparedness

San Francisco, CA · On-site

... classifier evaluation, calibration, thresholding, and error analysis at scale. Familiarity with detection systems in adversarial settings (e.g., evasion, distribution shift, feedback loops). • ...

Jobtailor

Data Scientist

San Francisco, CA · On-site

$140 - $210/hr

You know what it takes to get a classifier down the stack from prototype to production volume. * Familiarity with modern data stack tools such as BigQuery, dbt, Looker, or Airflow (nice to have, not ...

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Classifier information

What is a classifier?

A classifier reviews data or records and determines the proper classification of each piece of material. Their job duties often vary by industry; a classifier at a patent office determines the category a patent application should be placed in, while someone working in a library may classify library items according to the Dewey Decimal System. Qualifications for this career also vary by field but often include knowledge or experience in the specific area or industry, organizational skills, and the ability to work independently.

What does a classifier do?

A Classifier is a professional who categorizes items, data, or information based on specific criteria or standards. In various industries, Classifiers might organize products, documents, or even digital content to ensure proper identification and retrieval. Their work helps maintain order, improve efficiency, and support data-driven decision making. Depending on the field, they may use manual methods, specialized software, or machine learning algorithms to perform their tasks.

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

To thrive as a Classifier, you need strong analytical skills, attention to detail, and a solid understanding of data organization or product categorization, often supported by relevant experience or a background in data management. Familiarity with classification software, spreadsheets, and database management systems is typically required. Effective communication, problem-solving, and the ability to work independently are standout soft skills in this role. These skills and qualities are crucial for ensuring accurate classification, streamlined operations, and data integrity within an organization.

What are some common challenges faced by classifiers in ensuring data accuracy, and how are they typically addressed within a team?

Classifiers often face challenges such as ambiguous data, inconsistent labeling standards, and balancing speed with accuracy. To address these, teams usually implement clear labeling guidelines, regular training sessions, and peer reviews of classified data. Collaboration with data engineers and subject matter experts is common to resolve uncertainties and ensure that the classification process aligns with project objectives. Frequent team check-ins and feedback loops help maintain high data quality and support professional growth.
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Classifier jobs near you
Infographic showing various Classifier job openings in California as of August 2026, with employment types broken down into 85% Full Time, and 15% Nights. Highlights an 74% In-person, and 26% Remote job distribution.

Position Classifier

San Diego, CA • On-site

PEOPLE TECHNOLOGY AND PROCESSES LLC
51 - 200 employees
Learn more about PEOPLE TECHNOLOGY AND PROCESSES LLCexternal

Full-time

Re-posted 18 days ago

Job description

PWS Position Title: Position Classification Specialist

Position Location: Coronado, CA

Clearance Level: Secret

Responsibilities (including, but not limited):

  • Assist with developing position descriptions and classifying positions as well as assist with conducting workforce analysis and providing narrative explanations of the analysis.
  • Assist with the development of internal processes that cover a wide variety of civilian HR functions, such as civilian training and position management
  • 5 years’ experience performing administrative functions within the civilian human resources functional area.
  • 5 years’ experience developing position descriptions and classifications.
  • 5 years’ experience conducting workforce analysis and providing narrative explanations of the analysis.
  • 5 years’ experience developing internal processes that cover a wide variety of civilian HR functions, such as civilian training and position management, with demonstrable experience within the last six months.
  • 5 years’ experience utilizing standard suite of Microsoft Office software products, to include Word, Excel, Access, Outlook, etc.
  • 1 year experience utilizing Microsoft SharePoint.
  • Contractor shall provide administrative support for the processing of actions.
  • Possess excellent work ethics, verbal and written communication skills, and be detailed and accurate in performing all administrative and routine functions.
  • Be able to work in an environment that is fast-paced while completing multiple tasks, and meeting stringent timelines.
  • Maintain a clean workspace.
  • Perform data entry on computers utilizing current versions of Microsoft Windows, and Microsoft Office applications like Excel, Word, PowerPoint and other related programs.
  • Travel to various CONUS locations for periods up to two weeks by commercial conveyance, may be required.
  • Provide a monthly summary report of actions taken under this contract.

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