They sent an email to schedule the first telephonic interview. After the scheduling, they never called on the mentioned date/ time and did not reply to emails. I have never expected such unresponsive behavior from a highly reputed company in the industry.

Call from HR to outline the logistics and salary range and arrange technical interviews. There two of these, asking about a range of satellite related questions and questions about myself and what my expectations were. After a bit of chasing up I had an offer within 2-3 weeks but couldn't meet their start date requirements