Associate or Experienced Systems Engineer - PAC-3 Processes Company: The Boeing Company Patriot Advanced Capability - 3 (PAC-3) is seeking an proactive and organized Associate or Experienced Systems Engineer to coordinate and develop processes across its production, capacity expansion, and development programs in Huntsville, AL. The PAC-3 program is an air-defense, missile system designed to counter tactical ballistic missiles, cruise missiles, and advanced aircraft where Boeing is the origin