Due to federal restrictions contained in the current National Defense Authorization Act, citizens of the People's Republic of China-including the special administrative regions of Hong Kong and Macau-as well as citizens of the Islamic Republic of Iran, the Democratic People's Republic of Korea (North Korea), and the Russian Federation, who are not Lawful Permanent Residents ("green card" holders) are prohibited from accessing facilities that support the mission, functions, and operations of national security laboratories and nuclear weapons production facilities, which includes Los Alamos National Laboratory. Essential Job Functions (can perform with or without reasonable accommodation): Reading vision, ability to hear in a normal range (500 to 3000 htz), sitting, standing, bending, twisting the trunk or back, reaching horizontally, reaching down, gripping with the hands, applying torque with hands or arms, pressing with hands or arms, pushing with hands or arms, pulling with hands or arms, typing or keyboarding, fine motor control, use of both hands, use of both arms, lifting 30+ pounds.