Federal job category 3100 includes hands-on roles focused on the fabrication, alteration, and repair of items made from fabric, leather, and similar materials. These positions involve crafting or modifying products such as uniforms, tents, parachutes, protective clothing, belts, and carrying cases. Employees in this category take measurements, create patterns, cut materials, and assemble components using sewing machines, hand tools, or adhesives. The work demands precision, craftsmanship, and a solid understanding of textile properties and construction techniques.

Most roles fall under the Federal Wage System and are found in agencies like the Department of Defense or Bureau of Prisons. Workers may be stationed in workshops, correctional facilities, or field units, supporting everything from troop readiness to institutional operations. Whether repairing gear for deployment or tailoring garments for official use, these jobs require attention to detail, manual dexterity, and the ability to work independently or as part of a production team. Their contributions help maintain functionality, safety, and professional standards across federal missions.