Here's a polished job description based on your needs:
About Me:
Hi, I’m Corey Christensen, a mental health therapist with a strong passion for helping people live their best lives. I recently launched a podcast with a meaningful message, and I’m looking for an experienced Marketing Expert and Strategist to help me achieve three key goals:

    Grow the Podcast Audience: Attract more listeners and expand reach.
    Build a Community: Develop a loyal online following to eventually engage with through retreats and a future wellness center.
    Expand Speaking Opportunities: Position myself as a sought-after motivational and public speaker.

The Role:
I’m seeking a marketing strategist with expertise in the self-help, personal development, or mental health industries. You’ll work with me to develop and implement a comprehensive marketing plan that includes podcast promotion, community building, and brand positioning for speaking engagements.

Responsibilities:

    Conduct audience analysis to identify target demographics and preferences.
    Develop a strategic plan to grow podcast subscribers and improve listener engagement.
    Craft messaging and branding that resonates with an audience passionate about personal growth and mental wellness.
    Implement tactics for building an active online community across platforms (social media, email lists, and membership portals).
    Design strategies for positioning me as an authority in mental health and public speaking.
    Provide insights on leveraging collaborations, ads, and organic growth methods to achieve goals.

Qualifications:

    Proven experience in marketing within the self-help, wellness, or mental health industries.
    A deep understanding of audience behavior in the personal development space.
    Expertise in social media marketing, podcast promotion, community building, and influencer collaborations.
    Strong knowledge of digital marketing tools, content strategies, and email campaigns.
    Creative thinker with excellent communication skills.
    Experience working with speakers or personal brands is a plus.

Deliverables:

    A comprehensive marketing plan tailored to my goals.
    Actionable strategies for audience growth, online community engagement, and securing speaking opportunities.
    Metrics-driven recommendations for podcast promotion and retention strategies.
    Ongoing support and guidance to track progress and refine tactics.

How to Apply:
If you’re passionate about mental health, personal growth, and helping others achieve success, I’d love to hear from you. Please send:

    A brief overview of your experience in marketing within this niche.
    Examples of past campaigns or strategies you’ve developed for similar clients.
    A short proposal on how you would approach my goals.

This description highlights your mission and goals while appealing to experts passionate about your niche. It invites qualified candidates to showcase their experience and strategies to support your journey.