Mid-Market Account Executive, Melbourne
2 days ago- Role family
- Sales & Partnerships
- Location
- Australia
- Salary
- -
Explore Horizon3AI careers: 125 open roles hiring now. Find jobs at Horizon3AI with direct links to apply. Funding stage: Series E. Headcount: 201-500. Includes the official careers page link. Autonomous penetration testing platform that continuously discovers and exploits attack paths.
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Horizon3AI is a Series E stage AI startup, founded in 2019, with $428.5M in total disclosed funding. Its most recent round was a $250M Series E in Aug 2026. It currently lists 125 open roles across US Remote, Australia, Chicago, Illinois, +21 more. Source: Fast AI Jobs company dataset, updated Oct 2026.
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US Remote · People · FullTime
US Remote · IT · FullTime
US Remote · Compliance · FullTime
US Remote · People · FullTime
Australia · Sales · FullTime
US Remote · Mid-Enterprise · FullTime
Chicago, Illinois · Sales Development · FullTime
New York City, NY · Sales · FullTime
Company profile last updated on Oct 9, 2026.
Horizon3AI jobs and careers: 125 open roles currently listed here. Review hiring details and apply via the official career page. Official careers page
Horizon3AI is an cybersecurity company. Autonomous penetration testing platform that continuously discovers and exploits attack paths.
Open positions
125 jobs · Newest first
Candidate questions
Autonomous penetration testing platform that continuously discovers and exploits attack paths.
Yes. Horizon3AI is hiring and currently has 125 open roles listed on Fast AI Startup Jobs, each with a direct link to the official application page.
Horizon3AI is currently hiring for roles such as Senior People Partner, G&A, Federal IT Enterprise Services Administrator, Senior Federal Compliance Analyst, Staff People Partner, EPD, Mid-Market Account Executive, Melbourne, Mid-Enterprise Account Executive, Ohio Valley, and more. See the full list of jobs at Horizon3AI above.
Horizon3AI is hiring across US Remote, Australia, Chicago, Illinois, New York City, NY, US Remote, New York City, NY, San Francisco, California, and other locations based on its currently open roles.
Horizon3AI has raised $428.5M in total. The latest known stage is Series E.
Horizon3AI reports an employee count of 201-500.
Company context
Horizon3AI is a Series E stage AI startup, founded in 2019, with $428.5M in total disclosed funding. Its most recent round was a $250M Series E in Aug 2026. It currently lists 125 open roles across US Remote, Australia, Chicago, Illinois, +21 more. Source: Fast AI Jobs company dataset, updated Oct 2026.