Su is CEO of the HISP MAT which covers Reception to 16 and is currently Executive Headteacher at Thornden School, based in Chandlers Ford. Thornden is a Teaching School and Research School.

She has 30 years experience in education and is a National Leader of Education with an MSc in School Improvement, currently working with both primary and secondary schools that are in need of improvement. She is also a Member of a MAT and has governing body experience.