Intel Corp., Oregon’s largest private employer, is expected to begin laying off an unspecified number of employees on Monday, according to documents obtained by the Oregonian. The company has been fighting slumping PC sales by diversifying its products with a focus on wearables, connected devices and the data center. Earlier this month the company made its boldest move in this direction when it acquired specialty chip maker Altera for nearly $17 billion. However, all of these efforts come against…