Live job listings

Horizon3 jobs

Horizon3 has 49 open roles, posted in the last 14 days. Top roles: Software engineering (23), Sales (18), Marketing (3). Hiring in Remote, New York, Chicago and Washington, DC. Updated November 12, 2026.

  • 49 open roles
  • 3 cities
  • 22 posted this week

Open roles at Horizon3

  1. Senior Channel Field Marketing, South CentralHorizon3US, RemoteRemotePosted today
  2. Senior WAF Engineer, Autonomous DefenseHorizon3US, RemoteRemotePosted yesterday
  3. Mid-Enterprise Account Executive, Sao PaoloHorizon3US, RemoteRemotePosted yesterday
  4. Mid-Enterprise Account Executive, Mexico CityHorizon3US, RemoteRemotePosted yesterday
  5. Director, Product Marketing, Precision DefenseHorizon3New York City, NYHybridPosted yesterday
  6. Senior Account Executive, MSSP, SouthwestHorizon3US, RemoteRemotePosted 2 days ago
  7. Senior Research Staff, Adversarial IntelligenceHorizon3US, RemoteRemotePosted 2 days ago
  8. Mid-Enterprise Account Executive, Mountain WestHorizon3US, RemoteRemotePosted 2 days ago
  9. Strategic Partner Executive, SHIHorizon3US, RemoteHybridPosted 2 days ago
  10. Director of Engineering, Threat ResearchHorizon3US, RemoteRemotePosted 5 days ago
  11. Senior Attack Engineer, GCPHorizon3US, RemoteRemotePosted 5 days ago
  12. Senior Attack Engineer, KubernetesHorizon3US, RemoteRemotePosted 5 days ago
  13. Senior Attack Engineer, OCIHorizon3US, RemoteRemotePosted 5 days ago
  14. Staff Backend Engineer, InternalHorizon3US, RemoteRemotePosted 5 days ago
  15. Senior Sales Engineer (SLED)Horizon3US, RemoteRemotePosted 5 days ago
  16. Research Staff, Adversarial IntelligenceHorizon3US, RemoteRemotePosted 6 days ago
  17. Engineering Manager, Internal AttackHorizon3US, RemoteRemotePosted 6 days ago
  18. Senior Account Executive, SLED - New YorkHorizon3New York City, NYRemotePosted 6 days ago
  19. Senior Account Executive, SLED - TexasHorizon3US, RemoteRemotePosted 6 days ago
  20. Senior Account Executive, SLED - CaliforniaHorizon3US, RemoteRemotePosted 6 days ago
  21. Senior Account Executive, SLED - IllinoisHorizon3Chicago, IllinoisPosted 6 days ago
  22. Senior Account Executive, SLED - FloridaHorizon3US, RemoteRemotePosted 6 days ago
  23. Senior Software Engineer, Pentest ExperienceHorizon3US, RemoteRemotePosted 7 days ago
  24. Account Executive, MSP Horizon3US, RemoteHybridPosted 7 days ago
  25. Senior Account Executive, SLED - DC/DMVHorizon3US, RemoteRemotePosted 7 days ago
  26. Staff Software Engineer, Pentest ExperienceHorizon3US, RemoteRemotePosted 8 days ago
  27. Principal Backend Engineer, Enterpise PlatformHorizon3US, RemoteRemotePosted 8 days ago
  28. Senior Full-Stack Engineer, Autonomous DefenseHorizon3US, RemoteRemotePosted 8 days ago
  29. Senior Backend Engineer, Admin ExperienceHorizon3US, RemoteRemotePosted 8 days ago
  30. Director, Federal Sales, Civilian Horizon3Washington, DCPosted 8 days ago
  31. Senior Software Engineer, Partner IntegrationsHorizon3US, RemoteRemotePosted 8 days ago
  32. WebApp Offensive Security Software EngineerHorizon3US, RemoteRemotePosted 12 days ago
  33. Staff Software Engineer, FirewallHorizon3US, RemoteRemotePosted 12 days ago
  34. Senior IT Engineer, AutomationHorizon3US, RemoteRemotePosted 12 days ago
  35. Senior Backend Engineer, LicensingHorizon3US, RemoteRemotePosted 12 days ago
  36. Staff Backend Engineer, LicensingHorizon3US, RemoteRemotePosted 12 days ago
  37. Staff Backend Engineer, MSSP Horizon3US, RemoteRemotePosted 12 days ago
  38. Federal IT Enterprise Services AdministratorHorizon3US, RemoteRemotePosted 12 days ago
  39. Senior Backend Engineer, Onboarding and ProvisioningHorizon3US, RemoteRemotePosted 12 days ago
  40. Principal Attack Engineer, AI/LLMHorizon3US, RemoteRemotePosted 12 days ago
  41. Engineering Manager, Admin ExperienceHorizon3US, RemoteRemotePosted 12 days ago
  42. Partner Marketing SpecialistHorizon3US, RemoteRemotePosted 12 days ago
  43. Staff Backend Engineer, Admin ExperienceHorizon3US, RemoteRemotePosted 12 days ago
  44. Enterprise Account Executive, TennesseeHorizon3US, RemoteRemotePosted 13 days ago
  45. Enterprise Account Executive, GeorgiaHorizon3US, RemoteRemotePosted 13 days ago
  46. Enterprise Account Executive, Eastern PennsylvaniaHorizon3US, RemoteRemotePosted 13 days ago
  47. Enterprise Account Executive, OhioHorizon3US, RemoteRemotePosted 13 days ago
  48. Enterprise Account Executive, MichiganHorizon3US, RemoteRemotePosted 13 days ago
  49. Engineering Manager, Firewall DefenseHorizon3US, RemoteRemotePosted 13 days ago

Roles by field

Software engineering 23 All software engineering jobs

Sales 18 All sales jobs

Marketing 3 All marketing jobs

Other roles 5

Write to the person hiring at Horizon3

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Frequently asked questions

Is Horizon3 hiring right now?

Yes. Warmada lists 49 open roles at Horizon3, posted in the last 14 days and still open as of November 12, 2026; 22 of them were posted in the last 7 days. The list is rebuilt from Horizon3's career page every day, and a role drops off when the employer takes it down.

What roles is Horizon3 hiring for?

By job title, software engineering (23), sales (18), marketing (3). Every one of the 49 listed roles is on this page.

Where is Horizon3 hiring?

Horizon3 has postings in Remote (45), New York (2), Chicago (1), Washington, DC (1).

How do I reach the hiring manager for one of these jobs?

Open a posting and choose Find the hiring manager. Warmada suggests the person most likely hiring for that role, looks up a work email, and drafts a short note you edit and send from your own Gmail. A suggestion is not confirmation, so check it before you write. Always free for job seekers. There is no paid plan and no billing step.

How this list is made

Warmada reads public company job boards such as Greenhouse, Ashby, Lever and Workday every day. This page lists postings from the last 14 days that are still open, grouped by keywords in the job title, so a few roles may sit on the edge of the category. Pay appears only where the posting publishes it. Apply on the employer’s own site: Warmada is not the employer and does not handle applications.