Data Scientist Supervisor

Oversee end-to-end data science delivery and help set enterprise analytics direction for the County.

Responsibilities

• Plan, organize, supervise, manage, and evaluate complex data science assignments; develop, implement, and monitor projects from inception through implementation to meet objectives and outcomes
• Plan, assign, and review the work of data scientists and analysts to ensure accuracy, completeness, and alignment with business needs
• Ensure section products and services continue performing as desired over time; direct updates and modifications as needed
• Collaborate with IT group and program managers to identify departmental or divisional business needs and strategically important issues
• Implement enhancements to existing systems, recommend alternative systems, and support development of data engineering, data modeling, and data science solutions as appropriate
• Work with a governance board and executive committees to define the organization’s overall vision and strategy for data analytics
• Support development, implementation, and evaluation of divisional/departmental initiatives, strategies, and operational objectives using big data
• Promote measurability in strategic planning and operations so analytics and evaluation are built into program design
• Lead solution development activities, including:
  • Quality assurance and maintenance of data sets integrated from multiple sources
  • Exploratory data analysis
  • Model creation, testing, and deployment
  • Presentation of findings
  • Consultation with program managers on operationalization and model fidelity
• Direct development of technical reports, dashboards, data briefs, white papers, and publications, including advanced data visualization tools
• Partner with IT data engineers and architects to develop and maintain large-scale databases focused on completeness, accuracy, and utility
• Supervise and participate in quality control checks of ETL for large-scale structured, unstructured, and streaming data
• Advise divisional/departmental managers on capability gaps in data science technology and infrastructure; recommend plans for growth through adoption of new methods and technologies
• Build solutions applying machine learning techniques to address complex business problems and derive actionable insights that improve decision-making confidence
• Recommend infrastructure needs and analytic competencies; participate in project selection to support the County, department, or division data science strategy
• Stay current on data science best practices; mentor staff and ensure ongoing training/professional development across required techniques
• Act as a technical resource for divisional/departmental managers on data-driven program design and management, translating data science knowledge into improved business outcomes, efficiency, and effectiveness

Requirements

• Two (2) years of experience leading development and application of methods to identify, collect, process, and analyze data using advanced statistical prediction, inference, and optimization; provide ongoing support to decision makers for data-driven program design and management at a level equivalent to the Los Angeles County class of Senior Data Scientist
• OUT-OF-CLASS will not be accepted; NO WITHHOLD will be allowed (required education and experience must be fully met at time of filing and clearly indicated on the application)
• Valid California Class C Driver License or ability to use alternative transportation when needed for essential job functions
• Physical Class 2 – Light: administrative and clerical work requiring light physical effort, occasional light lifting up to 10 pounds, and some bending/stooping/squatting; considerable ambulation may be involved

Desirable Qualifications

• Experience applying data science methods within healthcare-related projects, including work with HIPAA-covered protected health information

Filing Period

• Begins Tuesday, August 18, 2026 at 8:00 a.m. (PT) and is continuous
• Applications remain open until the position is filled
• The application window may close unexpectedly after enough qualified candidates apply

Examination

• Exam Number: b1765A
• Assessment of experience and education based on application information, desirable qualifications, and supplemental questionnaire information submitted at filing
• Weight: 100%
• Passing score: 70% or higher to be added to the eligible list

Eligibility and Vacancy Information

• Passed applicants are placed on a list for 12 months
• The County will use the list to fill vacancies as they occur
• Notices of non-acceptance and final results are sent via email

Application Information

• Only online applications are accepted
• U.S. mail, fax, and in-person applications are not accepted
• Apply using the “Apply” button on the posting
• Fill out the application completely, including employer name and address, job title, beginning and ending dates, hours per week, and description of work performed
• Information may be verified during the examination and hiring process, including after an appointment
• Falsification may result in refusal of application or rescission of appointment
• Copying verbiage from the Requirements or class specification into work experience is not sufficient
• Notifications are sent to the email address provided; it is the applicant’s responsibility to monitor correspondence
• Register approved senders to avoid spam/junk filtering:
  • [email protected]
  • [email protected]
  • [email protected]
  • [email protected]
  • [email protected]
• New email addresses need verification once per address via governmentjobs.com
• All applicants must file online using their own user ID and password; using a family member’s or friend’s login may erase the original application record
• Federal law requires a Social Security Number for employment, so include it when applying
• Public library computer/internet access is available for those without access to complete the application

Recruitment and Additional Information

• Type of recruitment: applications welcomed from anyone
• Special requirement: you may qualify even if job title isn’t exactly the same, as long as experience is at a similar level; provide a clear explanation of relevant experience
• For more information, view the classification specification: Data Scientist Supervisor

Contact Information

• HR Examinations Unit: (213) 972-7034
• HR Examinations Unit Email: [email protected]
• Department Contact Name: Cheyenne Medina
• Phone/Email: (213) 719-3507, [email protected]
• ADA Coordinator: (213) 719-3507
• Teletype Phone: (800) 899-4099
• California Relay Services Phone: (800) 735-2922

Location: Los Angeles County, CA (onsite)

Salary: USD 126,066 - 169,892 per year

Revised: September 2025