Manning has served as the assistant principal of Pearson Ranch Middle School since 2017. During that time, he led the creation of Pearson Ranch’s Equity Task Force to advance learning, reflection, and creating an accepting environment to directly address equity for students and staff on the campus. He also worked with the campus team to guide the successful implementation of restorative practices, which led to a 27 percent decrease in disciplinary incidents over two years. He also led the launch of Propel Summer Learning for the McNeil Learning Community to provide enrichment opportunities for students in Project Based Learning, literacy, and accelerated math. He has a total of 17 years of experience in education, with 14 of those as a classroom teacher. Three of those years as a classroom teacher included serving as the Math Department Chair at Westwood High School.