315K–370K USD / year
Senior Director, Engineering – Proactive Offense
Engineering managerRemote — United States
Published on 2026-10-26
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About this role
Lead the Proactive Offense engineering organization developing offensive security capabilities for Horizon3’s NodeZero platform. Set technical strategy and guide teams in taking vulnerability research, exploits, and attack automation from proof of concept to reliable, scalable product features.
About the company
Horizon3.ai is a technology company specializing in cybersecurity solutions, focusing on automated penetration testing and threat detection for enterprises. They provide a range of services aimed at enhancing security posture and risk management for organizations across various sectors.
The team
Proactive Offense, working across Engineering, Threat Research, Precision Defense, and Platform.
Stack
PythonGoC++C#AWSAzureGCPPostgreSQL
What you'll do
- Set the organization’s technical strategy, operating model, and roadmap.
- Lead and grow teams through engineering managers and senior technical leaders.
- Partner with Product and other engineering groups to prioritize the portfolio and coordinate dependencies.
- Drive offensive security capabilities from research and proof of concept into production.
- Improve delivery practices and ensure product quality, reliability, and maintainability.
- Guide architecture decisions and communicate risks, tradeoffs, and progress to stakeholders.
What we're looking for
- Experience leading and scaling software engineering organizations, including through managers and senior technical leaders.
- Track record setting engineering strategy and delivering across multiple teams or product areas.
- Strong technical judgment in software architecture and offensive security domains.
- Experience taking complex capabilities from concept to production and operating them at scale.
- Knowledge of distributed systems, cloud software, automation, and large-scale SaaS platforms.
- Deep familiarity with vulnerability research, exploit development, attack automation, or red-team operations.
- Proficiency in at least one of Python, Go, C++, or C#.
- Bachelor’s or Master’s degree in a related field, or equivalent practical experience.
Nice to have
- OSCP, OSEP, OSED, or GPEN certification.
- Experience mentoring offensive security teams or developing proprietary offensive tooling.
- Experience scaling an engineering organization through growth or organizational change.
- Experience building B2B SaaS or security products at a startup or growth-stage company.
Benefits
- Stock options
- Health, vision, and dental insurance for employees and family
- Flexible vacation policy
- Generous parental leave
- Remote work; up to 10% travel may be required