Lead Traffic Control Aid (Seasonal)

All qualifications must be met by 11:59 PM on the closing date of this announcement-10/26/2026- or otherwise directed. Credit will be given for all appropriate qualifying experience. To receive credit for experience, your resume MUST clearly indicate the nature of the duties and responsibilities for each position, starting and ending dates of employment (month/year), and the resume must reflect full and/or part-time or total number of hours worked (i.e., work 40+ hours a week, rather than indicating full-time).

If part-time, the hours must be annotated to be able to pro-rate the amount of qualified specialized experience. To qualify for this position at the GS-05 grade level, you must possess at least one of the following minimum qualifications by close of the announcement: EXPERIENCE: At least one full year of specialized experience comparable in scope and responsibility to the GS-04 grade level in the Federal service (obtained in either the public or private sectors).

This experience includes activities such as: monitoring vehicular/pedestrian traffic; monitoring parking lots; closing parking lots when stalls are full; explaining rules/regulations to visitors and providing information and advice on activities and location; and responding to general questions and inquiries.

You must include hours per week worked. -OR- EDUCATION: Successful completion of four years of education above high school (120 semester hours or 180 quarter hours) in any course of study for which high school graduation or the equivalent is the normal prerequisite. This education must have been obtained in an accredited business, secretarial, or technical school, junior college, college, or university.

One year of full-time academic study is defined as 30 semester hours, 45 quarter hours in a college or university, or at least 20 hours of classroom instruction per week for 36 weeks in a business, secretarial, or technical school. IMPORTANT - PLEASE NOTE: If you are using education to qualify you must document your coursework and/or degree completed in your resume or other application materials you submit.

You must submit a copy of your transcripts, or a complete list of college courses taken that identifies for each course the college or university, semester or quarter hours earned, grade received, and date completed. If you are qualifying based on education and you do not submit specific coursework information as described previously, your application will be rated not qualified for consideration.

A copy of your official transcripts will be required before entrance on duty, if selected. -OR- Successful completion of a combination of education and experience as described above. When combining, only education in excess of the first 60 semester hours or 90 quarter hours (i.e., beyond the second year) is creditable toward meeting the specialized experience requirement. You must include hours per week worked and transcripts.

Volunteer Experience: Experience refers to paid and unpaid experience, including volunteer work done through National Service programs (e.g., Peace Corps, AmeriCorps) and other organizations (e.g., professional; philanthropic; religious; spiritual; community, student, social). Volunteer work helps build critical competencies, knowledge, and skills and can provide valuable training and experience that translates directly to paid employment.

You will receive credit for all qualifying experience, including volunteer experience.

These positions work in Yosemite National Park performing lead traffic management duties in support of the park wide operations of the Division of Resource and Visitor Protection, law enforcement office.

The purpose of the position is to provide guidance and leadership to traffic control aids in the mitigation and management of traffic congestion, facilitation of visitor traffic flow around emergency scenes, controlling parking, and providing information to visitors as necessary.Duties: Serves as shift lead for up to 10 employees.

Leads Traffic Control Aids in the monitoring of vehicular traffic levels against pedestrian traffic and leads the control on intersections with regards to safety and the smooth flow of vehicles. Personally observes and monitors parking lots, directs buses and motor homes to appropriate parking stalls, close parking lots when full. Reports information to supervisor. Drives government vehicles on park roads and or state federal highways including outlying areas of the park.

Leads staff or personally provides traffic control in and around emergency scenes as directed by park law enforcement personnel. Reports to supervisor or law enforcement dispatchers any public use and or traffic violations or visitor use problems or emergencies via radio communications or in person. Yosemite National Park, California, known worldwide for its spectacular natural beauty is the backdrop for this position.

Sitting astride the Sierra Nevada Mountains, the park covers 1,182 square miles of varied wilderness ecosystems, from river valleys to alpine meadows to lofty 13,000-foot-high peaks. Yosemite Valley is located 208 miles from San Francisco, 81 miles from Merced, and 94 miles from Fresno. Shopping, medical, postal and laundry services are available in the park. Elevation at the Valley floor is approximately 4,000 feet and 2,200 feet in El Portal.

The park is open year-round with the majority of activities occurring during the busy season March through October. Physical Demands: The work demands long periods of standing at a fixed post and or walking on paved or uneven dirt surfaces. The employee may be exposed to extreme weather conditions, dust, flying debris requiring sureness of balance and knowledge or personal protective equipment.

Working Conditions

The work is exclusively outdoors on dirt, gravel or pavement during the spring and summer seasons. The ambient temperature during these periods range from 50-110* Fahrenheit, with some variations dependent on the elevation of the assignment. Work assignment elevation ranges from below 4,000 ft to over 10,000 ft. Work is primarily on foot in roadways and parking lots, sidewalks, trails with some work accomplished on bicycle or while operating a government vehicle.