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Sandberg -- who oversees Facebook's business operations including sales, marketing, business development, legal, human resources, public policy and communications -- will joining existing members such as Facebook co-founder and CEO Mark Zuckerberg, Netflix chairman and CEO Reed Hastings and chairman and CEO of The Washington Post Company, Donald E. Graham.
It's been previously reported that Sandberg got paid $30.87 million last year, making her the most highly compensated employee at the company in 2011.
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"Sheryl has been my partner in running Facebook and has been central to our growth and success over the years," said Mark Zuckerberg, founder and CEO of Facebook, in a written statement. "Her understanding of our mission and long-term opportunity, and her experience both at Facebook and on public company boards makes her a natural fit for our board."
Sandberg is no stranger to serving on the boards of various companies, including The Walt Disney Company and Women for Women International.
Thumbnail image courtesy of World Economic Forum, Flickr
This story originally published on Mashable here.