The Safety and Occupational Health Series has an Individual Occupational Requirement (IOR): Education Undergraduate and Graduate Education: Major study -- safety or occupational health fields (safety, occupational health, industrial hygiene), or degree in other related fields that included or was supplemented by at least 24 semester hours of study from among the following (or closely related) disciplines: safety, occupational health, industrial hygiene, occupational medicine, toxicology, public health, mathematics, physics, chemistry, biological sciences, engineering, and industrial psychology. OR Experience Specialized Experience (for positions above GS-5): Experience in or related to safety and occupational health that provided the specific knowledge, skills, and abilities to perform successfully the duties of the position. Examples of qualifying specialized experience include: Managing safety or occupational health program elements. Developing and recommending safety and occupational health policy to higher levels of management. Applying safety and occupational health laws, regulations, principles, theories, practices, and procedures to advise on or resolve technical matters dealing with occupational safety and health requirements. Developing safety and occupational health standards, regulations, practices, and procedures to eliminate or control potential hazards. Developing or implementing programs to reduce the frequency, severity, and cost of accidents and occupational illnesses. Analyzing or evaluating new and existing jobs, processes, products, or other systems to determine the existence, severity, probability, and outcome of hazards. Designing or modifying workplaces, processes, products, or other systems to control or eliminate hazards. Inspecting or surveying workplaces, processes, products, or other systems for compliance with established safety and occupational health policies or standards and to identify potential new hazards. Training of workers, supervisors, managers, or other safety and occupational health personnel in safety or occupational health subjects. Work in occupational fields such as industrial hygienist, safety engineer, fire prevention engineer, health physicist, and occupational health nurse. OR Certificates: Certification as a Certified Safety Professional (CSP), Certified Industrial Hygienist (CIH), or Certified Health Physicist (CHP), or similar certification that included successful completion of a written examination meets the requirements for GS-5. Applicants may also qualify for higher grade levels based on their education and/or experience. You must meet the IOR and the Specialized Experience to qualify for the Safety Specialist (Spanish), as described below. Applicants must have 52 weeks of specialized experience equivalent to at least the next lower grade level in the Federal Service. Minimum Qualifications: For the GS-11: Applicants must have one year of specialized experience equivalent to the GS-09 that equipped the applicant with the particular knowledge, skills, and abilities to perform successfully the duties of the position, and that is typically in or related to the work of the position. Examples of specialized experience include: Inspecting or surveying workplaces, processes, products, or other systems for compliance with established safety and occupational health policies or standards and to identify potential new hazards. Designing or modifying workplaces, processes, products, or other systems to control or eliminate hazards. Training of workers, supervisors, managers, or other safety and occupational health personnel in safety or occupational health laws, regulations, principles, theories, practices, and procedures to advise on or resolve technical matters dealing with occupational safety and health requirements. OR Substitution of experience: Three years of progressively higher level related graduate education leading to a Ph.D. degree or Ph.D. or equivalent doctoral degree in safety or occupational health or related fields. OR Combination of Education and Experience: A combination of education and experience as described below. For the GS-12: Applicants must have one year of specialized experience equivalent to the GS-11 grade level, in the Federal or Private Sector. Specialized Experience is described as experience that has equipped the applicant with the knowledge, skills, and abilities to perform successfully the duties of the position. Examples of specialized experience include: Applying safety and occupational health laws, regulations, principles, theories, practices, and procedures to advise on or resolve unusual and often complicated technical matters dealing with occupational safety and health requirements. Analyzing or evaluating new and existing safety inspection jobs, processes, products, or other systems to determine the existence, severity, probability, and outcome of hazards. Inspecting or surveying workplaces, processes, products, or other systems for compliance with established safety and occupational health policies or standards and to identify potential new hazards. Designing or modifying workplaces, processes, products, or other systems to control or eliminate hazards, or Training of workers, supervisors, managers, or other safety and occupational health personnel in safety or occupational health subjects. There is no education substitution at the GS-12 grade level. ELIGIBILITY REQUIREMENTS: Applicants must meet the eligibility requirements of time-in-grade (52 weeks at the next lower grade), time-after-competitive-appointment (90 days), and minimum qualifications (52 weeks equivalent to the next lower grade in federal service). These requirements must be met within 30 days of 07/02/2026 the announcement closing date.