Note: The job is a remote job and is open to candidates in USA. Horizon3.ai is a remote cybersecurity company providing the NodeZero autonomous security platform to help organizations identify, fix, and verify exploitable attack vectors. The Senior Sales Engineer will partner with Account Executives to lead technical discovery, demonstrations, proof-of-value engagements, deal strategy, and post-sale technical continuity for mid-market and enterprise customers.
Responsibilities
- Be a trusted technical partner in Mid-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 to
- 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
- Own technical deal strategy 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 Mid-Market 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
Skills
- As a remote first company, we require minimum 25Mbps consumer grade broadband connection
- 5+ years of experience as a Sales Engineer or Solutions Architect, ideally in cybersecurity or infrastructure
- Located in Eastern Time Zone
- Experience working Mid-Market and 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)
- Local to the Tri-State area
Benefits
- All full-time roles are eligible for an equity package in the form of stock options.
- Numerous career development opportunities
- We are a 100% remote company. Enjoy the flexibility to work in the way that supports you and brings out your best.
- Health, vision & dental insurance for you and your family
- A flexible vacation policy
- Generous parental leave
Company Overview