Note to Applicants: 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. The successful candidate will serve as a senior technical contributor, responsible for the reliability, performance, security, and lifecycle management of enterprise systems and databases, while partnering with developers, database administrators, cybersecurity personnel, network engineers, and customers to deliver effective infrastructure solutions.