Summary These positions are located in Jean Lafitte National Historical Park and Preserve, in the Facilities Division. These are Career/Career-Conditional Full-time appointment. This job announcement is open to receive applications from the first 50 applicants. The job announcement will remain open until either the quota of 50 applicants, or 07/06/2026 is reached. All applications submitted by 11:59 (EST) on the closing day will receive consideration, even those that exceed the 50 applicant limit. Responsibilities As a Maintenance Worker, you will perform the following duties: Performing recurring building and/or utility maintenance and operation duties and to assist journeymen and other higher-graded workers. Replacing light switches and household light fixtures and changing light bulbs. Mixing masonry cement, sand and water, cinder blocks and flagstone. Performing concrete and plaster touch up around existing historic and other masonry structures. Testing and treating wastewater. Ope...