The Post Majority Support Services (PMSS) Worker program is designed to encourage, mentor, deter homelessness and support First Nations youth aging out of care and young adults formerly in care as children; with a range of services. To support First Nations youth and young adults on a needs-based centred process with services for eligible youth and young-adult as they transition to adulthood in the province or territory in which they reside.

The PMSS Worker promotes thriving First Nations youth and young adults during their individual transition to adulthood and supports their self-identified best interests, including their cultural, physical, emotional, relational, and psychological safety, security, and wellbeing.