All told, the growth translates to thousands of new jobs, none of which will go to Thousand Oaks. Instead, the campus will keep its current capacity of about 8,000 staffers, Oeffling said. The plan is to move some jobs elsewhere and hire locally to fill the ranks, she said. There is no plan for Amgen headquarters to relocate, Oeffling said. "We're not leaving Thousand Oaks," she said. "It's our corporate headquarters." That said, the personnel shifts are the latest sign that Amgen's growth in coming years will occur largely outside of Thousand Oaks perhaps in places where land is cheaper and the cost of living is less. Space crunch Twenty-six years ago, a group of scientists was looking for a suitable rental space for their biotech start-up company, Applied Molecular Genetics Inc. They wanted a location where land was cheap and housing was inexpensive, preferably one near several universities that could be tapped for talent.