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Salary: USD 195,000 - 270,000 / annual
Horizon3.ai is a fast-growing, remote cybersecurity company on a mission to help organizations proactively find, fix, and verify exploitable attack vectors before criminals exploit them. The flagship product, NodeZero, is an autonomous pentesting platform that scales across internal, external, cloud, and hybrid cloud environments. It is used by ITOps/SecOps teams, consulting pentesters, MSSPs, and MSPs across organizations of all sizes, from educational institutions to Global 100 enterprises.
The Sales Engineer role is ideal for someone who thrives in high-velocity environments, can simplify complex security concepts, and enjoys building trusted relationships with customers. You will be a trusted technical partner in mid-enterprise and enterprise deals, working alongside Account Executives to support discovery, solution positioning, and technical validation.
Key responsibilities include:
- Lead discovery and technical qualification meetings with prospective customers to understand their infrastructure, security maturity, compliance requirements, and risk priorities
- Deliver tailored, outcome-driven demos and proof-of-value engagements that connect NodeZero's capabilities to customer risk reduction and business impact
- Maintain continuity through the customer lifecycle, tracking evolving needs and surfacing expansion opportunities
- Translate technical depth into business value, framing results in terms of exposure reduction, compliance alignment, and operational efficiency
- Own technical deal strategy, navigating objections and competitive positioning throughout the sales cycle
- Collaborate cross-functionally with Product, Engineering, Customer Success, and Product Marketing to ensure field feedback informs roadmap and positioning
- Contribute to internal knowledge sharing and refine demo flows, technical assets, and playbooks for the mid-market segment
- Stay engaged post-close to ensure smooth technical handoff, reinforce initial value, and maintain executive and practitioner alignment
Success looks like building strong, trust-based relationships with mid-market and enterprise customers; structuring outcome-driven PoVs that consistently demonstrate clear value; partnering seamlessly with AEs to contribute meaningfully to pipeline progression and win rates; and ensuring customer feedback informs ongoing product and positioning improvements.
Requirements:
- 5+ years of experience as a Sales Engineer or Solutions Architect, ideally in cybersecurity or infrastructure
- Located in the Eastern Region of Canada
- Experience working mid-market or enterprise accounts with a mix of technical depth and executive interaction
- Strong understanding of cybersecurity fundamentals (threat landscape, vulnerability management, identity, cloud, Active Directory, etc.)
- Ability to simplify complex technical concepts for both practitioners and executives
- Experience running structured proof-of-value engagements and managing technical validation cycles
- Strong collaboration skills and comfort operating in a fast-paced, high-growth environment
- Bachelor's degree in Computer Science, IT, Cybersecurity, or related field (or equivalent experience)
