Summary These positions are temporary/seasonal not to exceed 1560-hour appointments. they are located at Gateway National Recreation Area. Temporary positions not-to-exceed 1560 hours in a service year may be terminated/extended based on management needs. Defined seasonal May through September. Responsibilities This is an open continuous vacancy announcement. Applicants will be referred periodically throughout the announcement period. Final application disposition will be completed once all positions have been filled or the announcement reaches the end of the open period stated in the announcement. The first cut-off date is 11:59 pm (ET), February 23 , 2026 with future cutoff dates on or around the 23rd of each month. MAJOR DUTIES: GS-06: Serves as a supervisory surf-lifeguard, the incumbent plays a key role in the delivery of in-service training the includes instruction in surf-rescue techniques either with or without equipment, and the administration of urgent first-aid care and CPR;...