About 30min-1hr, make sure you have all your resume experience in hand to show what you have done. knowledge able on software programs. you should have a good understanding of why you want the job and why you’re qualified. be prepared to explain your interest in the opportunity

Interviewed with upper-management, the hiring manager, and other team members. Technical questions regarding the job requirement were questioned but it was basic fundamentals from academic experience. Nothing impossible to answer. Tour was given and offer received within a week. P.s. upper-management is critical of individual's knowledge and approach to answering technical questions