I applied online. The process took 2 weeks. I interviewed at Freeport-McMoRan (Tucson, AZ) in Aug 2012
Interview
Initial phone interview with HR person. Called for interview a week later. Four interviewers asking STAR method questions for 1 hour and then a tour of the facility with one of the engineers.
Interview questions [1]
Question 1
The most difficult questions i found were ones where i was asked about a situation that i had never encountered.