Summary
Overview
Work History
Education
Skills
Timeline
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OLUSEGUN AYOOLA

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Summary

Public health professional with a Master’s degree in Epidemiology and experience supporting county-level public health initiatives. Proven ability to gather and analyze data, support regulatory compliance, coordinate with internal and external stakeholders, and contribute to the planning and implementation of large-scale public health programs. Experienced in policy-driven environments and committed to advancing equitable, data-informed health systems serving diverse and underserved populations.

Overview

5
5
years of professional experience

Work History

Environmental Health Specialist

San Bernardino County Department of Public Health
12.2023 - 08.2025
  • Conduct regulatory inspections and compliance investigations of retail food facilities in accordance with California health and safety laws and county regulations.
  • Analyze inspection findings and environmental health data to identify compliance trends, public health risks, and service gaps.
  • Educate facility operators on regulatory requirements and corrective actions, supporting county-wide compliance and enforcement initiatives.
  • Prepare detailed inspection reports and documentation used to inform enforcement actions, program monitoring, and regulatory decision-making.
  • Collaborate with internal county departments and stakeholders to support coordinated public health protection efforts.
  • Conducted environmental inspections to ensure compliance with health regulations.

Substitute Teacher (As-Needed / Long-Term Assignme

Colton Joint Unified School District
08.2021 - 12.2025
  • Served as a long-term 1st-grade substitute teacher for a full academic year, assuming full classroom teacher responsibilities.
  • Planned and delivered daily instruction and developed curriculum and lesson plans aligned with district and state standards.
  • Administered and supported state-mandated student assessments, ensuring compliance with testing procedures and documentation requirements.
  • Participated in required district trainings and professional development, maintaining compliance with educational policies and protocols.
  • Conducted parent–teacher conferences and actively participated in IEP meetings, collaborating with special education staff and administrators.
  • Maintained structured learning environments and ensured adherence to classroom procedures and expectations.
  • Prepared clear written and verbal reports documenting student progress, classroom activities, and instructional outcomes.
  • Supported students individually and in small groups.

Health Education Specialist

Riverside County Department of Public Health
11.2022 - 04.2023
  • Supported large-scale public health response initiatives by conducting interviews, data collection, and investigations related to COVID-19 cases and outbreaks.
  • Analyzed case, contact, and exposure data to identify transmission patterns and inform response strategies.
  • Coordinated with community members, workplaces, and county partners to support implementation of isolation, quarantine, and testing protocols.
  • Provided education on disease prevention, vaccination, and mental health resources to diverse and underserved populations.
  • Maintained accurate documentation to support program planning, reporting, and compliance with state and county public health guidelines.

Communicable Disease Investigator/COVID-19 Contact Tracer

San Bernardino County Department of Public Health
08.2020 - 04.2022
  • Supported the countywide COVID-19 response through implementation of evidence-based contact tracing and communicable disease investigation protocols.
  • Conducted structured case interviews and contact elicitation using a trauma-informed, culturally responsive approach to gather epidemiological data and assess exposure risk.
  • Collected, analyzed, and documented case and contact information in county data systems to support surveillance, reporting, and public health decision-making.
  • Educated cases and contacts on state and local isolation, quarantine, and testing requirements, ensuring compliance with public health laws and protocols.
  • Assessed case and household needs and coordinated referrals to medical, behavioral health, and social support services to support effective isolation and treatment.
  • Monitored cases and contacts throughout isolation and quarantine periods and conducted follow-up investigations as needed.
  • Collaborated with internal county departments, medical providers, and external community partners to support diagnosis, treatment, and continuity of care.
  • Developed and utilized standardized interview templates and workflows to improve documentation quality, consistency, and program efficiency.
  • Maintained accurate case records, prepared reports, and communicated investigation findings to supervisors and state-level partners in accordance with reporting requirements.
  • Ensured strict adherence to confidentiality, privacy, and data protection standards throughout all investigations.


Additional responsibilities included:

  • Conducting field investigations for communicable diseases, including sexually transmitted infections and tuberculosis.
  • Participating in screening programs and follow-up investigations to ensure evaluation, diagnosis, and treatment compliance.
  • Supporting enforcement of communicable disease control laws through documentation and coordination with appropriate authorities.

Education

Master of Public Health - Epidemiology

Loma Linda University Health
Loma Linda, CA
03.2021

Bachelor of Arts - Liberal Studies (Biological Sciences)

La Sierra University
Riverside, CA
03.2018

Skills

  • Program Planning & Implementation
  • Data Collection, Analysis & Reporting
  • Regulatory Compliance & Policy Support
  • Stakeholder Coordination & Communication
  • Workflow & Process Development
  • Technical Writing & Documentation
  • Critical Thinking & Problem Solving
  • Microsoft Office (Excel, Word, PowerPoint)

Timeline

Environmental Health Specialist

San Bernardino County Department of Public Health
12.2023 - 08.2025

Health Education Specialist

Riverside County Department of Public Health
11.2022 - 04.2023

Substitute Teacher (As-Needed / Long-Term Assignme

Colton Joint Unified School District
08.2021 - 12.2025

Communicable Disease Investigator/COVID-19 Contact Tracer

San Bernardino County Department of Public Health
08.2020 - 04.2022

Master of Public Health - Epidemiology

Loma Linda University Health

Bachelor of Arts - Liberal Studies (Biological Sciences)

La Sierra University
OLUSEGUN AYOOLA