Place the pear quarters in a bowl and toss with the maple syrup, salt and pepper until coated.
Heat the olive oil in a small nonstick skillet set over medium-high heat. Add the pears, one cut side down and cook until browned, about 3 minutes. Carefully flip the pears onto the other cut side and cook for an additional 2 minutes. Add the balsamic vinegar and stir to coat the pears.
Remove from the heat, allow to cool, then cut the pears into 1-inch pieces.
In a serving bowl, combine the mixed greens, browned pears, pecans and goat cheese. Toss with the dressing. Serve.
In a small bowl, whisk together the olive oil, vinegar, maple syrup, salt and pepper.