Work Environment, Physical Demands, and Mental Demands: Most positions involve typical office environment with no unusual hazards, occasional lifting to 20 pounds, constant sitting while using the computer terminal, constant use of sight abilities while reviewing documents, constant use of speech/hearing abilities for communications, constant mental alertness, must possess planning/organizing skills, and must be able to work under deadlines. Direct interface and liaison with internal and external customers at all levels from quotation to final design and test activities, design reviews and technical working group meetings to comply with requirements and specifications.