This job post sounds like a great opportunity for someone passionate about defense, tech, and social media! Here's a slightly refined version with a few small adjustments for added clarity and emphasis:
Are you ready to make waves in the world of defense and technology? Azymmetric, an innovative startup accelerating dual-use technology advancements with its cutting-edge market intelligence platform, is looking for a Virtual Social Media Manager to elevate our online presence!

We need a creative, motivated individual to take our LinkedIn company page to the next level, growing our network and amplifying our brand within the AU KUS defense and tech sectors. As the voice of A zymmetric online, you will craft compelling content that resonates with investors, defense professionals, startup accelerators, and tech innovators alike.
Your Mission, Should You Choose to Accept It:

    LinkedIn Domination: Become a LinkedIn wizard, optimizing our page for maximum visibility and engagement.
    Content King/Queen: Craft killer content – blog posts, articles, and engaging social media updates – showcasing A zymmetric's mission, services, and insights.
    Analytics Ninja: Track, analyze, and refine our strategy using LinkedIn analytics to achieve top performance.
    SEO Savvy: Implement basic SEO strategies to boost our LinkedIn page, blog content, and website in search results.
    Online Net worker: Explore new opportunities to expand our digital reach through collaborations and strategic content placements.

You’re the Perfect Candidate If You:

    Have a proven track record of successfully managing and growing LinkedIn company pages (experience in startups or tech/AI spaces is a bonus).
    Can write compelling content that engages our target audience and keeps them coming back for more.
    Know your way around LinkedIn algorithms, SEO practices, and analytics tools.
    (Bonus points) Have graphic design skills to create visually appealing content.
    Are self-motivated, detail-oriented, and love working independently.

The Perks:

    Be part of a groundbreaking mission: Help shape the future of global security through technological innovation.
    Shape a brand on the rise: Contribute to Azym metric's expanding influence in the defense and technology sectors.

Ready to Dive In?

Start with a 4-hour/week commitment, with the potential to expand your hours, role, and responsibilities as we grow together. We are ideally looking for a creative partner on a longer-term contract basis.

Please send us a portfolio of your previous work, and we will be in touch to arrange an initial meet-and-greet where you can ask any questions.

This version maintains the essence of your original post while adding slight refinements for clarity and appeal.