Horizon3
horizon3.ai
Horizon3.ai is a cybersecurity company that specializes in autonomous threat detection and proactive security validation. Its flagship platform, NodeZero, acts as an autonomous penetration testing solution that continuously discovers, tests, and verifies exploitable vulnerabilities across an organization's internal and external infrastructure. By simulating real-world attacker tactics, Horizon3.ai enables IT and security teams to fix critical security gaps before adversaries can exploit them.
Top 25% payVerified live · 8 min ago
6 days ago
Senior Engineer, Back-End (Security Controls)
$200k – $270k per year • Senior • 7+ years exp • Remote (United States) • Bachelor's Degree • Full-Time • Senior
C++
Go
Java
Python
Scala
SQL
TypeScript
Databases
Neo4j
PostgreSQL
Frontend
GraphQL
DevOps
AWS
Azure
Docker
GCP
Kubernetes
Analytics
ETL/ELT
Apply
Top 25% payVerified live · 8 min ago
2 months ago
Senior Offensive Security Consultant
$200k – $250k per year • Senior • 5+ years exp • Remote (United States) • Full-Time • Senior
PowerShell
Python
AI/ML
AI Agents
Red Teaming
Frontend
GraphQL
Cybersecurity
BloodHound
Burp Suite
Cobalt Strike
Covenant
Hashcat
Impacket
John the Ripper
Metasploit
Nmap
OWASP ZAP
Pacu
PCI DSS
Prowler
ScoutSuite
Sliver
SOC 2
SQLmap
QA
Postman
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Top 25% payVerified live · 8 min ago
2 months ago
Senior Backend Engineer, Security Controls
$188k – $209k per year • Equity • Senior • 7+ years exp • Remote (United States) • Bachelor's Degree • Full-Time • Senior
C++
Go
Java
Python
Scala
SQL
TypeScript
Databases
Neo4j
PostgreSQL
Frontend
GraphQL
DevOps
AWS
Azure
Docker
GCP
Kubernetes
Cybersecurity
Carbon Black
Crowdstrike
Microsoft Defender
SentinelOne
Analytics
ETL/ELT
Apply
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