
51 - 200 employees
Founded 2019
🔒 Cybersecurity
🤖 Artificial Intelligence
☁️ SaaS
Cybersecurity • Artificial Intelligence • SaaS
Horizon3. ai is a cybersecurity company that specializes in autonomous penetration testing through its platform, NodeZero. The company's mission is to proactively identify and address attack vectors before they can be exploited, allowing organizations to continuously assess their security posture across various environments including cloud, IoT, and on-premises systems. Founded by veterans from the US Special Operations and National Security sectors, Horizon3. ai offers a self-service SaaS solution that provides organizations with insights into their security vulnerabilities without requiring persistent or credentialed agents.
🔥 1 minute ago
🇺🇸 United States – Remote
💵 $272.4k - $320.5k / year
⏰ Full Time
🔴 Lead
🖥 Software Engineer
👻 Ghost score 20%
Where this job comes from
Posted on Horizon3.ai's careers page, not through a job board
First seen by Remote Rocketship 1 minute ago

51 - 200 employees
Founded 2019
🔒 Cybersecurity
🤖 Artificial Intelligence
☁️ SaaS
Cybersecurity • Artificial Intelligence • SaaS
Horizon3. ai is a cybersecurity company that specializes in autonomous penetration testing through its platform, NodeZero. The company's mission is to proactively identify and address attack vectors before they can be exploited, allowing organizations to continuously assess their security posture across various environments including cloud, IoT, and on-premises systems. Founded by veterans from the US Special Operations and National Security sectors, Horizon3. ai offers a self-service SaaS solution that provides organizations with insights into their security vulnerabilities without requiring persistent or credentialed agents.
• Lead the engineering teams behind NodeZero Rapid Response and Threat Hunting products • Own engineering strategy, execution, and organizational health for both teams • Build a follow-the-sun vulnerability research capability with sub-teams in Europe and Asia • Lead and develop engineering organizations, setting ownership, goals, operating expectations, and measurable outcomes • Define engineering strategy and roadmaps connecting customer needs, product priorities, security research, and engineering investments • Build leadership structures through hiring, coaching, and developing managers, technical leaders, and senior individual contributors • Own talent planning, career development, feedback, performance, retention, and succession planning • Establish operating mechanisms for visibility into priorities, delivery, capacity, dependencies, quality, and risks • Foster an inclusive, psychologically safe culture with high standards for rigor, accountability, collaboration, and learning • Lead Rapid Response strategy and automation/AI-assisted research workflows • Connect asset and exposure context, technology fingerprints, patch information, and signals to customer notifications • Recruit and develop vulnerability researchers and leaders across regions • Design staffing models, regional ownership, handoffs, escalation paths, shared queues, and playbooks for 24/7 execution • Lead Threat Hunting engineering direction, including agent and product capabilities for investigating access, movement, and impact • Turn threat-hunting, SOC, and incident-response needs into scalable investigation workflows and customer-facing capabilities • Guide use of security telemetry, attack context, detection logic, and data integrations • Establish quality, reliability, observability, and evaluation practices • Ensure Threat Hunting integrates with NodeZero customer workflows, APIs, and integrations • Partner across Product, Engineering, Platform, Data, Marketing, Customer Success, Sales, and Channel • Drive complex cross-team initiatives from discovery through production • Maintain technical judgment across architecture, research automation, data-intensive systems, product quality, and operational readiness • Ensure strong practices across design, implementation, testing, release, monitoring, incident response, and production learning • Use customer feedback, product behavior, research outcomes, and field signals to improve organizational work • Communicate emerging-threat findings and product capabilities to technical and non-technical audiences
• Significant experience leading software engineering teams building customer-facing products, ideally in cybersecurity or technically complex SaaS • Experience leading multiple teams and developing engineering managers and senior technical leaders • Track record of building accountable, high-performing organizations • Experience setting strategy and delivering across a portfolio with measurable outcomes • Experience building or scaling distributed teams and operational coverage across regions and time zones • Ability to establish sustainable 24/7 operating practices • Strong technical judgment in software architecture, automation, data systems, and production operations • Experience taking technically complex capabilities from research, prototype, or concept through reliable production delivery • Customer-oriented product mindset and sound judgment balancing innovation, speed, coverage, reliability, safety, and maintainability • Ability to build partnerships across Engineering, Product, and customer-facing teams • Commitment to coaching, clear performance feedback, inclusive leadership, and healthy team culture • Excellent written, verbal, and analytical communication skills • High degree of initiative, ownership, and accountability; comfort operating in ambiguity • Bachelor’s or Master’s degree in Computer Science, Engineering, Cybersecurity, or a related field, or equivalent practical experience • Experience with production software engineering and at least one modern programming language such as Python, Go, TypeScript, or a comparable language • Understanding of CI/CD, automated testing, observability, incident response, and operational readiness • Ability to evaluate technical designs and establish quality controls for security-sensitive, customer-facing systems • Bonus: experience in vulnerability research, exploitability analysis, threat hunting, incident response, or detection engineering • Bonus: familiarity with SOC, threat-hunting, or incident-response workflows; security telemetry; attack techniques; and MITRE ATT&CK • Bonus: experience in vulnerability research, exploit development, threat intelligence, threat hunting, incident response, or security product engineering • Bonus: experience with AI/LLM-assisted research, analysis, or security workflows • Bonus: experience building follow-the-sun teams or leading global, time-sensitive operations • Bonus: contributions to vulnerability research, published advisories, open-source tooling, technical publications, or conference talks • Bonus: familiarity with reverse engineering or C, C++, Rust, or Assembly • Bonus: experience with cloud environments and large-scale software products
• Equity package in the form of stock options for all full-time roles • Health, vision & dental insurance for you and your family • Flexible vacation policy • Generous parental leave • Career development opportunities • Remote and hybrid work models depending on role and location • Inclusive and collaborative culture • Up to 15% travel to support team, customer, and company needs
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