Administrative Support Assistant (OA)

National Park Service • Full-time • El Portal, California • $45.64k - $65.93k / year • 3d ago

This listing is a summary. Click 'Apply for this job' to view the complete posting and apply on USAJobs.gov.

Open: August 5, 2026 — Closes: August 24, 2026

Summary

You will serve as an Administrative Support Assistant (OA) for Yosemite National Park in El Portal, CA. Please visit find a park for additional park information. This is a Permanent, Competitive, Full-time, Career-Seasonal appointment. Career-Seasonal appointments are permanent positions and include the same benefits as permanent appointments, but do not provide work on a year-round basis.

Major Duties

At the full performance level (GS-07) the major duties of this position include, but are not limited to the following: OFFICE SERVICES: Serve as the primary administrative point of contact, managing logs, records, and administrative workflows. Maintain office files (electronic and manual) and prepare internal communication, reports, and forms using office automation systems TECHNOLOGY ACUMEN: Use computers and software for data collection, analysis, reporting, and document preparation. Provide limited technical support as the unit's IT point of contact or liaise with regional IT specialists PAYROLL MANAGEMENT: Serve as the unit's primary timekeeper and ensure accurate time and attendance entries in Quicktime for up to 100 division employees. Maintain Quicktime training records and resolve administrative issues such as employee setup, name changes, and passwords. Advise employees and supervisors on pay, leave, and duty hour questions per NPS policy PROPERTY MANAGEMENT: Mark, record, and track government property, and conduct division-wide inventories and surveys. Manage property acquisitions, transfers, and disposals using automated systems and required forms. Procure goods and services within delegated micro-purchase authority and prepare purchase documentation. TRAVEL MANAGEMENT: Provide guidance on travel policies, allowances, and requirements to unit personnel. Prepare travel authorizations and vouchers using automated travel systems. Research and resolve travel-related accounting issues, ensuring corrections are submitted to financial systems Duties will be developmental in nature when filled below the full performance level. Applicants should be aware that working in Yosemite has some challenges. On-site government housing is extremely limited. Most year-round employees live in or near the town of Mariposa and commute approximately one hour to the park headquarters in El Portal. Vanpools and public transit subsidies are available to help support daily commuting. Mariposa and El Portal get a few days of snow throughout the winter, and summer temperatures frequently exceed 100 degrees. Natural disasters including fire and rockslides can affect access and daily operations, but they also foster a strong culture of teamwork, adaptability, and problem-solving. Despite these challenges, Yosemite offers a uniquely rewarding professional environment where staff demonstrate their dedication to the National Park Service mission on a daily basis.

Related Jobs

Park Guide

National Park Service • Full-time • Yosemite National Park, California • $45.64k - $59.33k / year • 1d ago

1d ago

Apply

Automotive Worker (Seasonal)

National Park Service • Yosemite National Park, California • $25.42 - $29.66 / hour • 5d ago

5d ago

Apply

Electrician (Seasonal)

National Park Service • Yosemite National Park, California • $28.48 - $33.22 / hour • 1w ago

1w ago

Apply

Plumber (Seasonal)

National Park Service • Full-time • Yosemite National Park, California • $26.95 - $31.45 / hour • 1w ago

1w ago

Apply

Electrical Worker (Seasonal)

National Park Service • Yosemite National Park, California • $25.42 - $29.66 / hour • 1w ago

1w ago

Apply

Electrician Helper (Seasonal)

National Park Service • Yosemite National Park, California • $21.18 - $24.74 / hour • 1w ago

1w ago

Apply

Environmental Science Educator - Yosemite

NatureBridge • Full-time • El Portal, California • 4m ago

4m ago

Apply