You are a specialist in your area. That's great! Do you know how many other areas there are? All together create the success of the company. Not just one single employee or team. It is a big team of experts which makes big things happen!
Do you know how your job interacts with your colleagues' tasks? Let's take Sales as example: even if you are not working in the sales department, aren't you selling your company to your family and friends when they ask you what you like about it? Don't you sell an idea to your manager if you want to convince him/her of starting a project? You have more roles than you think, and learning the skills from other roles will benefit you dramatically!
Learn how to do that and get more insights in this course. It will help you being more successful and stand out from the masses, which gets you promoted faster.