Working knowledge of metals, fabrics, plastics, compounds and lubricants, ship equipment such as drill presses, lathers, buffing machines, hydraulic test stands, etc., hand tools and measuring devices such as micrometers, dial indicators, plug, torque and thread gages. LSI has over 300 training support experts, engineers, and craftsmen on staff who develop state-of-the-art high-fidelity training devices, complex computer-based, highly interactive distributed learning products, and comprehensive, dynamic technical publications.