Jobs at Horizon3.ai

The Inside Sales/SMB Account Executive will manage the full sales cycle for SMB accounts, driving new business and collaborating with teams to expand customer relationships.

As a Sales Development Representative, you will identify and secure new sales opportunities, manage leads, and collaborate with the team to enhance the sales process.

Manage and develop the Sales Development Representative (SDR) team to generate sales pipeline, optimize operations, and cultivate a strong team culture.

The Enterprise Account Executive will drive sales growth in cybersecurity by acquiring new accounts, building relationships, and managing sales processes to exceed quotas.

Lead and develop a Commercial sales team focused on driving revenue and building pipelines for small business customers, while collaborating across departments.

Lead and scale a regional enterprise sales organization: develop and execute regional GTM strategy, hire/coach Account Executives, own executive customer relationships, drive deal strategy and channel co-sell, align cross-functional teams, and provide market insights to grow revenue and expand accounts in a competitive cybersecurity SaaS market.

The Commercial Sales Engineer will collaborate with Account Executives to drive sales opportunities, deliver technical demonstrations, and simplify security concepts for clients, all while growing their technical and customer-facing skills in a fast-paced environment.

Sell Horizon3.ai's NodeZero platform to mid-enterprise accounts in Southern California. Prospect and close new business, manage channel partner relationships, run demos and proof-of-value, track pipeline in Salesforce, drive post-POV ROI, and meet quarterly quotas while collaborating with distributed sales and customer success teams.

The Enterprise Account Executive is responsible for driving sales growth in the cybersecurity sector, acquiring new accounts, managing customer relationships, and ensuring customer satisfaction. Key tasks include sales process management, partner relationship building, and effective product demonstration.

Lead technical vision and architecture for the Integrations & APIs team, contribute backend code, design scalable APIs and event-driven systems, mentor engineers, drive cross-functional execution, and build integrations and platform features for a cybersecurity product.

Lead the global IT support function by managing the help desk team, improving employee support and operational efficiency, and overseeing endpoint and identity administration for a distributed remote workforce.

Lead and grow a team of Customer Success Managers, ensuring customers realize value from NodeZero while engaging with strategic customer relationships and driving expansion opportunities.

Lead Horizon3's digital demand generation and website conversion efforts. Own paid media, CRO, SEO/AEO, ABM ad plays, and web performance. Rebuild campaign structures to drive pipeline and lower cost per opportunity, manage external agencies, enforce tracking/attribution, and partner with cross-functional marketing to deliver measurable pipeline and ROI.

Lead creation of a Site Reliability (SRE) function: hire a 4–6 person team, implement incident management and on-call programs, define SLOs/SLA and runbooks, select incident tooling, and drive observability and reliability initiatives. Balance incident response with a roadmap of reliability work, mentor and retain engineers, run blameless retrospectives and design/code review practices, and collaborate with product and engineering leaders to improve operational excellence.

Operate and scale legal, privacy, compliance, and export-control workflows. Manage e2Open and denied-party screening, privacy artifacts (DPAs, SCCs), customer diligence, audits, and cross-functional intake to accelerate enterprise transactions and maintain audit readiness.

Partner with Account Executives to drive Mid‑Enterprise deals: lead technical discovery and qualification, deliver tailored demos and proof‑of‑value engagements, own technical deal strategy and post‑close continuity, and collaborate with product, engineering, and customer success to translate technical capabilities into business value and expansion opportunities.

Lead and scale an External Attack Engineering team to design, validate, and productize offensive capabilities targeting public-facing infrastructure, SaaS, and identity-driven attack surfaces. Own technical strategy, mentor engineers, drive discovery-to-verification attack methodologies, partner with Product to translate findings into platform features, engage customers, and ensure production-safe, high-signal capabilities aligned with modern attacker tradecraft.

Manage and optimize pre-sales systems and top-of-funnel tools (Chili Piper, Salesforce, LinkedIn Sales Navigator, Lusha, ZoomInfo). Own lead/account routing, user provisioning, workflows, data quality, integrations, and documentation. Partner with Sales, Marketing Ops, Finance, and Analytics to improve processes, troubleshoot issues, and apply automation/AI to scale pre-sales operations.

The Mid-Enterprise Account Executive will drive sales by acquiring new accounts, building customer relationships, and managing partner relationships in the cybersecurity sector.

The Channel Solutions Architect supports partners in delivering NodeZero offerings through training, pre-sales support, technical guidance, and relationship building with stakeholders.