Tamsin Petzer

Led a Positive Behaviour Support (PBS) team of 13 direct reports, driving service delivery, compliance, and best-practice outcomes.
• Specialised in special education and the implementation of evidence-based practices, with expertise in tiered levels of intervention, Interoception and inclusive intervention strategies.
• Supported Behaviour Support Practitioners to meet legislative obligations through the NDIS Quality and Safeguards Commission.
• Provided clinical supervision to strengthen early intervention and school-based support practices.
• Established and modelled robust data collection processes, assessments, and compliance with NDIS legislative requirements.
• Applied specialist expertise in behaviour support to educate practitioners on conducting Functional Behaviour Assessments (FBAs), analysing data, and implementing PBS plans.
• Collaborated within transdisciplinary teams, working alongside educators, SSOs, allied health professionals, and families to deliver holistic, student-centred support.
• Maintained a small caseload of students with disabilities in schools, providing direct support and training in classroom and community settings, developing holistic strategies, and supporting the creation and implementation of One Child One Plans and PBS Plans.
• Trained practitioners and stakeholders in strategies to reduce restrictive practices across school, community, and home settings.
• Conducted assessments, including sensory profiles and Functional Capacity Assessments, to guide intervention and support planning.
• Developed and secured successful grant proposals that funded inclusive practice initiatives and expanded community education resources.

Directed the allied health portfolio (over 80 staff), overseeing psychology, speech pathology, and positive behaviour support streams to drive growth and service excellence.
• Managed budgets, KPIs, and performance reviews, supporting my own staff to achieve professional growth while enhancing overall service delivery efficiency.
• Designed and delivered training on evidence-based Positive Behaviour Support (PBS) and Interoception strategies, providing guidance and coaching to my allied health teams as well as to schools, their staff, and students to build capacity and improve outcomes.
• Developed and implemented innovative solutions that boosted both team performance and school-based practice, leading to improved student, staff, and client outcomes.
• Collaborated closely with allied health staff and school teams to address service delivery challenges and achieve organisational objectives.
• Led conflict resolution and people-focused strategies, supporting staff while also fostering positive, collaborative relationships within schools.
• Delivered clinical education and supervision for behaviour support practitioners and provided professional learning to Department for Education schools, embedding a whole-school approach to behaviour support.
• Maintained high levels of satisfaction by supporting my staff in their roles and working directly with schools, families, and students to resolve concerns promptly and build strong, trust-based relationships.

• Supervised a team of 8 practitioners, achieving adherence to evidence-based best practices and improving overall service delivery quality.
• Managed a full caseload, successfully implementing Competing Pathway Analyses and Safety Management Plans, resulting in safer outcomes for young people with complex needs.
• Collaborated with Inpatient Rehabilitation Services and BDPCo to design and implement safe transition plans for young women, reducing incidents and supporting continuity of care.
• Applied forensic expertise to support individuals with multiple diagnoses involved in serious offences, effectively managing risk and enhancing rehabilitation outcomes.
• Provided comprehensive support for stakeholders and youth under guardianship or kinship care, increasing engagement and ensuring tailored behavioural and educational strategies were implemented.
• Consulted with Calisthenics SA to deliver training and resources, expanding inclusive support initiatives.

• Delivered differentiated instruction to children with autism, developmental delays, and trauma backgrounds, tailoring approaches to individual needs, resulting in improved engagement and learning outcomes.
• Developed and implemented One Child One Plans (OCOP), clearly defining learning objectives and personalised educational strategies, leading to measurable progress for students.
• Collaborated with case managers, families, and stakeholders to establish measurable outcomes and goals for each child, ensuring coordinated support and consistency across settings.
• Implemented inclusive practices for children with intellectual and physical disabilities across both special education and mainstream settings, increasing participation and inclusion.
• Utilised augmentative communication tools, including Proloquo2Go, chat boards, and visual supports, to enhance student engagement, communication, and independence.
• Applied Functional Behaviour Assessment (FBA) and Positive Behaviour Support (PBS) strategies to inform and improve teaching approaches, resulting in reduced challenging behaviours and increased positive behaviours.
• Conducted professional learning for staff on FBA, PBS strategies, and data collection methods to build school-wide capacity and improve consistency of practice.
• Established life skills programs and safe play environments, promoting holistic development, student well-being, and greater independence.

• Collaborated within trans-disciplinary team to enhance skills in children aged two to six.
• Managed staff rosters and payroll as Site Coordinator across two sites.
• Developed therapy plans and recommendation reports based on SMARTAR goals for NDIS funding.
• Applied evidence-based strategies, including FBA tools and AAC systems, to improve client outcomes.
• Educated team on reducing restrictive practices while promoting wellbeing through sensory sessions.
• Assessed safeguarding strategies, distinguishing between restrictive and safeguarding practices.
• Liaised with site directors on work health and safety concerns, overseeing staff and client safety.
• Actively participated in policies and procedures development for Autism SA's Work Health and Safety team.