Sonia Crozier commenced her career as a Probation Officer in 1988, based in south London. In 1991 Sonia moved to Kent Probation where she enjoyed a wide variety of roles in court, community and prison. In 2005 Sonia was seconded to the Home Office and subsequently to the Ministry of Justice, she joined a national team within the Probation Directorate and worked to improve probation performance in collaboration with local Probation Chiefs and Boards.
In 2008 Sonia was appointed as the Chief Officer of the Sussex Probation Area and in 2010 following merger with Surrey, formed the Surrey & Sussex Probation Trust (SSPT)as the CEO. During her years with SSPT Sonia pioneered the introduction of professional judgement which laid the foundation for the revised National Standards in 2011. In November 2011 , Sonia moved to London Probation Trust as the Deputy CEO (Service Director) responsible for the strategic operational leadership and performance across the 32 London Boroughs. Whilst working for London Sonia supported the introduction of service user councils to engage offenders in the delivery of services.
On the 1st April Sonia was formally appointed to the post of Deputy Director, National Probation Service (NPS), South & East Directorate, she also holds the NPS national lead for prisons and resettlement functions. The South & East Directorate includes the following counties Bedfordshire, Cambridgeshire, Hertfordshire, Northamptonshire, Kent, Surrey, Sussex, Essex, Norfolk and Suffolk. The formation of the NPS from 1st June is part of the Government’s agenda to Transform Rehabilitation. Sonia will be engaging with the four Community Rehabilitation Companies within the South & East to introduce key elements of TR, supervision of prisoners serving less than 12mths and new offender services.