Horizon3.ai

Senior Manager, Attack Engineering

US, Remote · Senior · Full-time

Sponsorship not specified$235k-$280kDetected 6 days ago

PythonFull-Stack DevelopmentGitCloud PlatformsTerraformCI/CDLLMsCybersecurityResearchLeadershipCommunicationCollaboration

About the role

NodeZero has been adopted by organizations of all sizes, from small educational institutions to government agencies and Global 100 enterprises.
You'll operate at the intersection of offensive security, engineering, and product, driving both hands-on technical direction and strategic execution.

We're seeking an experienced Engineering Manager to lead our External Attack Engineering organization.
Ideal candidates bring a strong mix of technical depth, leadership experience, and product mindset, and are excited to build and scale a team shaping the future of autonomous offensive security.
Lead and grow a team of Attack and Full-Stack Engineers specializing in the External Attack Surface, including Commercial and SaaS platform.
Drive hiring and organizational scaling as the External Attack team expands.
We believe that diverse perspectives drive innovation and strengthen our ability to create cutting-edge cybersecurity solutions.

5+ years leading offensive security, red team, or attack engineering teams.
Experience managing teams of 6-10+ engineers and scaling organizations.
Proven ability to balance hands-on technical depth with strategic leadership.
Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee.

Common misconfigurations and exploitation paths in external platforms
System-level compromise and lateral movement in externally-facing enterprise commercial software
Complex multi-platform attack scenarios
Ability to chain attack paths end-to-end and clearly explain impact.
Strong background in software engineering (Python preferred).
Experience with APIs, cloud automation, and infrastructure tooling.
Familiarity with CI/CD and infrastructure-as-code (Terraform, CloudFormation, etc.).
Comfortable working with Git, MR workflows, and product development cycles.

Familiarity with AI/LLM systems and associated attack surfaces.
Experience in security tooling, red teaming, or offensive engineering products.
Relevant security certifications (e.g., OSCP, cloud or SaaS security) are a plus.
Public research, blogs, or open-source contributions related to external attack surfaces.
Highly self-directed and effective in ambiguous environments.
Able to operate at both strategic and hands-on technical levels.
Strong cross-functional partner across Engineering, Product, and GTM.
Get to Know Us
It is used by ITOps/SecOps teams, consulting pentesters, and MSSPs and MSPs.
External and Public-facing platforms and infrastructure
Enterprise SaaS and externally-facing enterprise commercial software
Identity, SaaS providers, and enterprise platform layers

We offer competitive salary, equity and benefits.
At Horizon3, we believe that our people are our greatest asset, and our compensation philosophy reflects this core value.
Our compensation structure is designed to be fair, competitive, and transparent, ensuring that every team member is recognized and compensated equitably across roles, levels, and locations.
In accordance with various State's transparency regulations, we provide the following salary range information for this position:
$235,000 - $280,000 annually.
The exact salary will be determined based on the selected candidate's location, qualifications, experience, and relevant skills.

Our benefits include health, vision & dental insurance for you and your family, a flexible vacation policy, and generous parental leave.
All full-time roles are eligible for an equity package in the form of stock options.

Work in a collaborative environment that encourages creativity and out-of-the-box thinking.
This leader will ensure our external attack capabilities reflect real-world attacker tradecraft while remaining production-safe, high-signal, and impactful for customers.

Our commitment to diversity and inclusion means we strive to attract, develop, and retain a workforce that reflects the varied communities we serve.
equal opportunity employer - we are a community that values diversity, equity, and inclusion as fundamental principles of our culture and success.

This listing is sourced directly from Horizon3.ai's careers page and normalized into a canonical job model.