225K–265K USD / year
Engineering Manager, Firewall Defense
Engineering managerRemote — United States
Published on 2026-10-29
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About this role
Lead the team responsible for validating, improving, and tuning firewall defenses within Horizon3’s NodeZero platform. This technical management role focuses on team growth, delivery, and turning offensive security findings into practical defensive capabilities.
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
Firewall validation, effectiveness, and tuning team within Precision Defense and CAIR.
What you'll do
- Lead, mentor, hire, and develop backend engineers and security practitioners.
- Translate firewall workflows and ambiguous goals into sequenced, deliverable product work.
- Partner with the Staff Technical Lead on architecture and with Product on roadmap and sequencing.
- Manage dependencies, scope, risks, and stakeholder tradeoffs.
- Establish design review, release, on-call, and incident-response practices.
What we're looking for
- Experience leading highly technical backend or platform engineering teams.
- Familiarity with firewall or network security sufficient to work effectively with domain experts.
- Track record delivering to fixed dates while managing ambiguous requirements and scope.
- Strong cross-team dependency and stakeholder management.
- Understanding of security and reliability practices for multi-tenant SaaS.
- Ability to maintain quality and safety standards under schedule pressure.
Nice to have
- Familiarity with enterprise firewall platforms such as Palo Alto Networks, Fortinet, Cisco, or Check Point.
- Experience with production agentic or LLM-backed systems.
- Background in security operations, detection engineering, or offensive security.
- Experience leading an internal platform team.
- Exposure to Kafka, Pulsar, Kinesis, Flink, or similar streaming platforms.
Benefits
- Stock options
- Health, vision, and dental insurance for employees and families
- Flexible vacation policy
- Generous parental leave