JOB SUMMARY: A selectee receiving a first appointment to the Federal Government (Civil Service) is entitled only to the lowest step of the grade for which selected. The display of a salary range on this vacancy shall not be construed as granting an entitlement to a higher rate of pay. Open to the first 100 applicants or until 03/12/2025 whichever comes first. All applications submitted by 11:59 (EST) on the closing day will receive consideration. MAJOR DUTIES: Under close direction, assists in the maintenance, repair, alteration, and construction of masonry surfaces/structures by performing duties such as lifting, carrying, and handing tools and equipment to the journey-level employee. Mix soils, water, and amendments according to prescribed instructions. Spread mortar as directed. Dig trenches or holes for the construction of masonry structures. Cleans masonry tools and equipment. Keeps work areas clean and orderly. Maintains masonry work logs. The typical seasonal entry-on-duty period is April - October but can be variable during these months due to weather conditions, project needs, or funding. Anticipated Entry on Duty: mid-April. Area Information San Juan National Historic Site consists of a system of 400+ year Spanish fortifications and bastions that encircle the 500-year-old City of San Juan, Puerto Rico. Puerto Rico is the smallest island of the Greater Antilles chain. The island is 35 miles wide and 100 miles long with the highest elevation at 3000 feet. Average island temperature year-round is 82-87 degrees during the day and 72- 77 degrees at night. The San Juan metropolitan area has all amenities including excellent health services and retail stores. Recreational opportunities can be found island wide. San Juan airport is located 7 miles from the park and is serviced by most major airlines with nonstop flights to major hubs. Flight time to Miami is 2.5 hours and Atlanta is 3.5 hours. Cost of living is considered moderate. Puerto Rico has a 11 .5% of sales tax. COLA is 2.49%. IMPORTANT: Click the 'Apply for this job' button to view a complete job description.