Originally connected with the company at a university career fair...They called me within an hour of talking to them at their booth...Did an on-campus interview with some type of manager in the engineering department the next day...Took about 30 minutes...Generic questions plus a few simple technical questions...Called me back about 3 weeks later for on-site interview...Interviewed with another manager for about 15 minutes, no hard questions...Got the offer the next day

Aptitude test assesses general skills, group discussion evaluates communication and teamwork, and technical interview gauges subject expertise. These sequential assessments are common in job recruitment processes to evaluate candidates comprehensively.