Enterprise Sales Engineer

About the role

Horizon3.ai is redefining how organizations defend themselves against modern cyber threats. Our autonomous security platform, NodeZero, helps companies proactively find and fix vulnerabilities before attackers do. We’re looking for a Sales Engineer to partner closely with our Account Executives and help growing organizations understand the technical and business value of our platform.

Responsibilities

• Be a trusted technical partner in Enterprise deals
• Work alongside AEs to support discovery, solution positioning, and technical validation across mid-sized organizations with diverse environments
• Lead discovery and technical qualification
• Meet with prospective customers to understand their infrastructure, security maturity, compliance requirements, and risk priorities
• Deliver tailored demos and PoVs
• Run compelling, outcome-driven demos and proof-of-value engagements that clearly connect NodeZero’s capabilities to customer risk reduction and business impact
• Maintain continuity through the customer lifecycle
• Stay connected with key accounts to track evolving needs, ensure continued value realization, and surface expansion opportunities where it makes sense
• Translate technical depth into business value
• Help customers understand not just how the platform works, but why it matters—framing results in terms of exposure reduction, compliance alignment, and operational efficiency
• Navigate objections, competitive positioning, and technical concerns throughout the sales cycle
• Collaborate cross-functionally
• Partner with Product, Engineering, Customer Success, and Product Marketing to ensure field feedback informs roadmap and positioning
• Support enablement and knowledge sharing
• Contribute to internal knowledge sharing and continuously refine demo flows, technical assets, and playbooks for the Enterprise segment
• Own post-close technical continuity
• Stay engaged after the deal closes to ensure a smooth technical handoff, reinforce initial value, and maintain executive and practitioner alignment—remaining attentive to adoption, impact, and expansion signals

Requirements

• 5+ years of experience as a Sales Engineer or Solutions Architect, in cybersecurity or infrastructure
• Experience working Enterprise accounts with a mix of technical depth and executive interaction
• Strong understanding of cybersecurity fundamentals (threat landscape, vulnerability management, identity, cloud, AD, etc.)
• Ability to simplify complex technical concepts for both practitioners and executives
• Experience running structured PoVs 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)

Qualifications

• Passionate about cybersecurity and solving complex problems
• Ability to communicate technical concepts effectively to both technical and non-technical audiences
• Strong problem-solving and analytical skills
• Self-starter with the ability to work independently and as part of a team
• Results-oriented with a proven track record of driving sales and closing deals

Skills

• Technical proficiency in cybersecurity tools and technologies
• Excellent communication and presentation skills
• Ability to manage multiple projects and prioritize tasks effectively
• Strong organizational and time management skills
• Ability to build and maintain strong relationships with clients and colleagues

Benefits

• Competitive salary range: $220k - $260k USD OTE 70/30 Split annually
• Equity package in the form of stock options
• Comprehensive benefits including health, vision & dental insurance for you and your family, a flexible vacation policy, and generous parental leave
• Inclusive team culture
• Growth opportunities within the company
• Remote work option
• Collaborative and innovative culture

Pay

$220k - $260k USD OTE 70/30 Split annually

Schedule

Full-time remote position

Company Overview

Horizon3.ai is a fast-growing, remote cybersecurity company dedicated to the mission of enabling organizations to proactively find and fix and verify exploitable attack vectors before criminals exploit them. Our flagship product, the NodeZeroTM platform, delivers production-safe autonomous pentests and other key assessment operations that scale across the largest internal, external, cloud, and hybrid cloud environments. NodeZero has been adopted by organizations of all sizes, from small educational institutions to government agencies and Global 100 enterprises. It is used by ITOps/SecOps teams, consulting pentesters, and MSSPs and MSPs. We are a fusion of former U.S. Special Operations cyber operators, startup engineers, and formerly frustrated cybersecurity practitioners. We're committed to helping solve our common security problems: ineffective security tools, false positives resulting in alert fatigue, blind spots, "checkbox” security culture, cybersecurity skills shortage, and the long lead time and expense of hiring outside consultants. Collectively, we are a team of learn it alls, committed to a culture of respect, collaboration, ownership, and results.