DETROIT -- Rivian, the startup electric vehicle manufacturer that is less than a year from launching its first two vehicles, is planning to transfer most of its engineering and product development staff from suburban Detroit to its battery systems and vehicle dynamics operation in Irvine, Calif.
Also, some of Rivian's 750-strong Michigan work force will transfer to the company's Normal, Ill., plant as the company gears up for production.
It's unclear how many employees are moving out of Rivian's offices in Plymouth, Mich.
Rivian spokeswoman Amy Mast confirmed some product development staff will be moving out of Michigan, but she said the company plans to keep some functions in its suburban Detroit facility. Rivian has eight facilities -- six in the United States, one in Canada and one in the United Kingdom.
"Of Rivian's 2,300 employees, approximately 1,000 are based in California and 750 in Michigan," Mast told Automotive News in an e-mail. "We a…