At the same time, the company plans to add 5,000 workers to its force of 50,000.
That was down from a recent high of 5.2 percent in 1997, when the region added more than 60,000 workers.
The company said it plans this year to add 200 workers to its staff of 800.
The unit has added more than 500 workers, for a total of 2,200 over the last year and a half.
It will add 108,000 square feet and 100 more workers to the present complex.
Federal officials have set a target of adding a million new workers.
It had added 10,000 workers in that unit this year.
These companies would then add workers for their new and expanded plants.
The company said it added 1,500 workers in the quarter and now had more than 19,000 employees.
The union wants to add 300 to 500 new workers to handle the load.