Dominique Terrell, who was removed from Dresden Elementary School, accepted a teacher contract.
Nine of the 27 new assistant principals came from outside the school district.
The district also recently announced 17 new principals. Of those, at least eight came from outside the district.
Studies suggest administrative stability impacts teacher turnover, and DeKalb Schools lost 900 teachers during the 2016-2017 school year. Atlanta Public Schools officials said recently the district's teacher retention rate had improved to just over 90 percent, citing few administrative moves as being mostly responsible.
When the DeKalb County School District lost 900 teachers last year, Green said he expected turnover during his first year as people adjusted to an expected higher standard of performance under his leadership.