Hartsfield-Jackson International's assistant general manager of planning and development Frank Rucker is departing the airport, and leaving his role leading a $6 billion expansion and modernization.

Rucker’s last day working for the world’s busiest airport will be July 7, when he will leave for a position at Jacobs Engineering Group in Singapore.

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"While organizational change can be challenging, I am confident that our team will adjust and move forward quickly and seamlessly," wrote Hartsfield-Jackson general manager Roosevelt Council in a letter to airport staff.

>> For more about who will replace Rucker and other recent departures from the management ranks at the Atlanta airport, read the full story on MyAJC.com

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AJC Business reporter Kelly Yamanouchi keeps you updated on the latest news about Hartsfield-Jackson International Airport, Delta Air Lines and the airline industry in metro Atlanta and beyond. You'll find more on myAJC.com, including these stories:

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