Once you've received your master's degree in engineering, you'll probably start looking into advancing your career to its next phase: supervisory level engineering jobs. No matter their length, the best engineer careers culminate in some sort of supervisory level engineering job.
This advancement marks the point in your career where you switch from doing to managing. Along with the required skills and understanding of the fundamentals of engineering comes the expectation that you have strong people and managing skills. Demonstrate your ability to lead and manage a team by showcasing your experiences in the past where you took the role of leader and came to a successful conclusion.