Horizon3.ai, Inc. logo

Sales Development Representative

Job Overview

Location

Melbourne, Australia

Job Type

Full-time

Category

Sales

Date Posted

April 22, 2026

Full Job Description

đź“‹ Description

  • • As the first Sales Development Representative (SDR) in APAC for Horizon3.ai, you will play a pivotal role in expanding the company’s customer base by identifying and securing new sales opportunities through outbound cold calls, compelling emails, social media engagement, and other communication channels.
  • • Your day-to-day responsibilities include promptly following up with inbound leads, managing scheduling and calendaring of sales activities, tracking leads with agility, collaborating with cross-functional teams (Product, Engineering, Legal, etc.), and innovating the sales development process through strategic input and process improvement.
  • • Horizon3.ai is a fast-growing, fully remote cybersecurity company founded by U.S. Special Operations veterans and industry experts, dedicated to helping organizations proactively find and fix exploitable attack vectors before criminals do, using its flagship NodeZeroTM platform for autonomous pentests and security assessments.
  • • In this role, you will develop deep product knowledge of the NodeZero platform, refine your sales prospecting and outreach skills using tools like LinkedIn Sales Navigator, Seamless.ai, Outreach.io, Zoominfo, and Salesforce CRM, and gain experience in partner development and qualification call preparation—positioning you for growth into senior sales or account management roles.

Skills & Technologies

Remote

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Horizon3.ai, Inc. logo
Horizon3.ai, Inc.
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About Horizon3.ai, Inc.

Horizon3.ai provides autonomous security testing and attack surface management software. Its NodeZero platform continuously assesses enterprise networks, clouds, and applications to find exploitable weaknesses, validate fixes, and prioritize risks. The company serves Fortune 500, government, and mid-market organizations seeking proactive defense without manual red teams.

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