I applied in-person. The process took 1 day. I interviewed at American Tower (Cary, NC) in Dec 2015
Interview
It was good. I was asked 3 technical questions. Nothing personal. Basically, If you are familiar with steel design, it shouldn't be a problem. Questions will be such as, condition for design and design criterion for steel member such as steel plate, connections or truss
Interview questions [1]
Question 1
To draw a sketch of a bending moment diagram of a cantilever column with horizontal distributed load and show region with max moment