I see that you have been with ABC company for XYZ time as a Software Engineer — but have you given thought about your next step in your career?
Questions are a great way to open a conversation. Asking a question also gives you control of the conversation. Even a rhetorical question grabs the attention of the reader. This is an example — but the objective of the first sentence is twofold.
First, grab their attention and make them start thinking about what you want them to be thinking about instead of whatever else had their attention.
Hat tip to Mike Wolford