Horizon3.ai jobs
32 open roles at Horizon3.ai posted in the last 30 days, pulled straight from their careers page and refreshed every day. Top locations: San Francisco, California. 31 roles are remote. Last updated 2026-11-13.
Senior Backend Engineer, Autonomous Defense
US, Remote · 2026-11-12
Senior WAF Engineer, Autonomous Defense
US, Remote · 2026-11-11
Senior Research Staff, Adversarial Intelligence
US, Remote · 2026-11-09
Director of Engineering, Threat Research
US, Remote · 2026-11-06
Staff Backend Engineer, Internal
US, Remote · 2026-11-06
Research Staff, Adversarial Intelligence
US, Remote · 2026-11-05
Senior Software Engineer, Pentest Experience
US, Remote · 2026-11-04
Staff Software Engineer, Pentest Experience
US, Remote · 2026-11-03
Principal Backend Engineer, Enterpise Platform
US, Remote · 2026-11-03
Senior Full-Stack Engineer, Autonomous Defense
US, Remote · 2026-11-03
Senior Backend Engineer, Admin Experience
US, Remote · 2026-11-03
Senior Software Engineer, Partner Integrations
US, Remote · 2026-11-03
WebApp Offensive Security Software Engineer
US, Remote · 2026-10-30
Staff Software Engineer, Firewall
US, Remote · 2026-10-30
Senior Backend Engineer, Licensing
US, Remote · 2026-10-30
Staff Backend Engineer, Licensing
US, Remote · 2026-10-30
Staff Backend Engineer, MSSP
US, Remote · 2026-10-30
Senior Backend Engineer, Onboarding and Provisioning
US, Remote · 2026-10-30
Principal Attack Engineer, AI/LLM
US, Remote · 2026-10-30
Staff Backend Engineer, Admin Experience
US, Remote · 2026-10-30
Staff Product Manager, Agentic Data Platform
San Francisco, California · 2026-10-27
Director of Engineering, Webapp & AI Attack
US, Remote · 2026-10-26
AI Administrator, Business Applications
US, Remote · 2026-10-26
Staff Software Engineer, Data Platform
US, Remote · 2026-10-23
Staff Software Engineer, OTA Services
US, Remote · 2026-10-23
Staff Software Engineer, Partner Integrations
US, Remote · 2026-10-23
Engineering Manager, Data Streaming
US, Remote · 2026-10-23
Staff Software Engineer, Image Build & Release
US, Remote · 2026-10-23
Federal Platform Engineer
US, Remote · 2026-10-23
Senior Backend Engineer, External
US, Remote · 2026-10-19
Federal Senior Product Analytics Engineer
US, Remote · 2026-10-15
Federal Senior Data Engineer
US, Remote · 2026-10-15