Horizon3Ai

New RemoteNorth AmericaStaff

5 days ago

Staff Software Engineer, OTA Services

Cloud Cybersecurity Distributed Systems Kubernetes Python +2 skills

Staff-level engineer to own the over-the-air update system for NodeZero, a containerized autonomous pentest platform deployed inside customer infrastructure. Designs delivery protocols, version negotiation, rollout orchestration, health verification and rollback across thousands of customer-managed, sometimes air-gapped environments, writing production code in Go, Python or Rust with Kubernetes an

Staff Software Engineer, Partner Integrations

New RemoteNorth AmericaFull-timeStaff

API Authentication AWS Cloud Cloud Native +14 skills

Staff-level engineer who sets the technical direction for NodeZero's partner integrations framework, building reliable connectors to security platforms like CrowdStrike, SentinelOne, Splunk, and ServiceNow. Hands-on role writing production code in Go or Python, defining integration architecture, observability, and reliability standards while mentoring engineers.

Engineering Manager, Data Streaming

New RemoteNorth AmericaContract

AWS Cloud Cloud Native Cybersecurity Data Ingestion +14 skills

Horizon3 is hiring an Engineering Manager to lead its Data Streaming sub-team, which builds and operates the ingestion pipelines that collect, normalize, and route pentest telemetry powering the NodeZero autonomous pentesting platform. The role owns pipeline reliability, SLOs, and data contracts, and involves hands-on work with Go or Python, Kafka/Kinesis-style streaming, PostgreSQL, and Kubernete

Staff Software Engineer, Image Build & Release

New RemoteNorth AmericaStaff

Automation Bash CI/CD Cloud Cybersecurity +9 skills

Staff-level engineer to own the CI/CD pipeline that builds, signs, scans, and ships NodeZero container images, plus the OTA delivery infrastructure that updates customer-deployed instances. Core stack: Docker, Kubernetes, Go/Python, image signing (Cosign) and scanning (Trivy), artifact registries.

Engineering Manager, Partner Integrations

New RemoteNorth AmericaContract

API Authentication AWS Cloud Crowdstrike +18 skills

Lead the Partner Integrations team at Horizon3.ai, building and maintaining first-party integrations that pipe NodeZero findings into security platforms like Crowdstrike, SentinelOne, Splunk, and ServiceNow. Manage a team of 6–7 engineers, own the integration roadmap, and ensure production-grade reliability using Go or Python and AWS serverless infrastructure.

Engineering Manager, EDR

New RemoteNorth AmericaFull-timeLead

Agentic AI Cloud Cybersecurity EDR Event Driven Architecture +7 skills

Horizon3 is hiring an Engineering Manager to lead its EDR remediation team, which turns NodeZero's offensive findings into defensive action. The role is a technical people-leadership position managing backend engineers and security practitioners, partnering with a staff technical lead and Product, and owning hiring, delivery discipline, and operational practices for a multi-tenant SaaS cybersecuri

Senior IT Analyst

Automation Cloud CRM Cybersecurity Help Desk +15 skills

Get to Know Us Horizon3 is a fast-growing, remote cybersecurity company dedicated to the mission of enabling organizations to proactively find and fix and verify exploitable attack vectors before criminals exploit…

RemoteNorth AmericaSenior

3 weeks ago

Senior Engineering Manager, Client Platform

CI/CD Cloud C++ Cybersecurity Docker +7 skills

Get to Know Us is a fast-growing, remote cybersecurity company dedicated to the mission of enabling organizations to proactively find, fix and verify exploitable attack vectors before criminals exploit them. Our…

4 weeks ago

Senior IT Systems Engineer

Authentication Ccna CCNP Cisco Cisco Meraki +19 skills

Get to Know Us Horizon3 is a fast-growing, remote cybersecurity company dedicated to the mission of enabling organizations to proactively find and fix and verify exploitable attack vectors before criminals exploit…

last month

Senior Engineering Manager, MSSP

AWS Azure Cloud Cybersecurity GCP +4 skills

Get to Know Us Horizon3 is a fast-growing, remote cybersecurity company dedicated to the mission of enabling organizations to proactively find and fix and verify exploitable attack vectors before criminals exploit…

RemoteNorth AmericaFull-timePrincipal

last month

Principal Software Engineer, Autonomous Defense

Agentic AI AI API AWS Azure +23 skills

Get to Know Us Horizon3 is a fast-growing, remote cybersecurity company dedicated to the mission of enabling organizations to proactively find and fix and verify exploitable attack vectors before criminals exploit…

3 months ago

Staff Software Engineer, Tripwires

RemoteNorth AmericaStaff

Active Directory Agile Authentication AWS Azure +14 skills

Get to Know Us is an innovative, rapidly growing cybersecurity company on a mission to help organizations proactively identify, fix, and verify exploitable vulnerabilities before they can be leveraged by…

4 months ago

Senior Software Engineer, Browser Automation

Agentic AI AI Authentication Automation Cloud +11 skills

Get to Know Us Horizon3 is a fast-growing, remote cybersecurity company dedicated to the mission of enabling organizations to proactively find, fix, and verify exploitable attack vectors before criminals exploit them.…

5 months ago

WebApp Offensive Security Software Engineer

Agentic AI AI API Automation Cloud +13 skills

Get to Know Us Horizon3 is a fast-growing, remote cybersecurity company dedicated to the mission of enabling organizations to proactively find and fix and verify exploitable attack vectors before criminals exploit…

RemoteNorth AmericaFull-time

5 months ago

Federal Software Engineer, Attack