Responsibilities based on designation may include assistance of other lab staff, coordination of all lab work, implementation and execution of the production plant laboratory QA/QC materials testing program, execution of the annual submittal testing program, maintenance of the lab equipment, mix design testing, new product development testing, preparation of test reports, and raw material evaluation. TCC Materials is a leading manufacturer of architectural and concrete specialty products, which include concrete masonry block, concrete repair products, precast, architectural stone, mortars and grout, and hardscape landscaping products.