3 Interviews, one with the recruiter (Typical HR Interview), one with the hiring manager and one panel interview, which is done by the hiring manager and few of their team members.
There are 3 stages, first with HR, then local technical manager, then regional technical expert, then with HR again for the offering. Technical interview are challenging, they will asking more developing question instead one off question
Interview questions [1]
Question 1
Explain about how firewall works and develop the question from there