Sachi Wimmer
Professional Summary
Sachi is an experienced executive coach and former senior public sector leader with deep expertise in government performance, reform and policy. Her coaching draws on lived experience at executive levels, including roles equivalent to SES Band 3, giving her strong insight into the operational and human realities of senior leadership.
She provides a reflective, confidential space where leaders can pause, make sense of complexity and explore new ways of responding to demanding responsibilities. Sachi balances empathy with thoughtful challenge, helping leaders strengthen strategic thinking, presence and influence while staying grounded in purpose.
She supports individuals transitioning into executive roles, leading reform or navigating pressure, ambiguity and visibility. Clients value her quiet confidence, incisive questions and ability to help them build steadiness, clarity and a sustainable approach to leadership.
Focus Areas
- Senior executive and APS leadership development
- Strategic clarity, influence and decision-making
- Leadership presence, confidence and communication
- Transition, role evolution and onboarding to senior roles
- Public sector performance, reform and complexity
- Values-based and authentic leadership
- Reflective practice and emotional composure
Experience Supporting
- Senior executives across public policy, reform and administration
- Leaders stepping into EL2–SES roles or expanded portfolios
- Individuals navigating organisational change or political complexity
- Executives improving communication, influence and stakeholder engagement
- Public sector leaders seeking clearer purpose, resilience and strategic focus
- Cross-functional teams working within high-accountability environments
Sectors Experienced In
• Federal Government
• State Government
• Policy and Administration
• Public Safety and Infrastructure
• Leadership Reform and Strategic Delivery
Qualifications & Accreditation
- Level 2 Accredited Coach – Institute of Executive Coaching & Leadership (IECL)
- Master of Executive Leadership (MEL)
- Executive Master of Public Administration (EMPA)
- Bachelor of Science (Hons)
Frequently asked questions
Yes. All ASPL coaches hold recognised coaching credentials, such as ICF or equivalent, and meet professional standards for ethical practice and ongoing development.
Coaching involves confidential one-on-one sessions. The focus, pace and frequency are shaped around what you want to work on and what feels most helpful for you.
Yes. Coaching conversations are confidential and handled with care and respect.
Coaching is available both online and in person. We will work with you to find the format that feels most accessible and supportive for you.
We offer executive, leadership and career coaching, as well as coaching tosupport confidence, decision making, change and transitions at work and inlife.
Our coaches are experienced practitioners with backgrounds in leadership andcoaching. They are carefully selected and aligned with ASPL’s trauma-informed, evidence-based approach.
