Once you are on LinkedIn and have something that resembles a profile, your next step is optimization. Profile optimization makes it more likely that you will be found by others and approached for career and networking opportunities.
Within your LinkedIn profile page, people first look at your picture, followed by your name and your title. These are the most important parts to get right.
The start of the semester is a great time to routinely update and organize your job search materials. Even if you don't plan on going on the job market for several more semesters, taking these steps now will save you time and stress when you do begin your job hunt.
Transitioning to industry from academia is not as hard as some may think, but it does take time. When I realized that I wanted to leave the lab bench, I prepared myself and made a plan.