Assemblers & Machine Operators Ultimate Staffing ServicesAssemblers & Machine OperatorsHopkinton, Massachusetts$19–$22 / hourAssemblers/ trimmers: trim, assemble, clean, and prime parts using hand tools, repetitive motion, good manual dexterity, visual inspection of parts, labeling, and packing parts, fasten parts. Machine operators: Operate mold press, buffer, assembly machine, inspect the product for defects, package, and label parts, fill out the required paperwork to track orders, Math skills needed.