"defensive security" Jobs

152 open tech roles matching “defensive security”, taken straight from company career pages — not reposted from other job boards. Most in demand right now: Python, AWS, Go. Every listing is re-checked daily and closed roles are removed.

Showing 20 of 152 results

Horizon3.ai

Join Horizon3.ai as a Senior Detection Engineer to define detection effectiveness and collaborate across teams in a fully remote environment.

Horizon3.ai US, Remote $195k–$230k/yr Published 1 week ago
Horizon3.ai

Build and own the platform for NodeZero's defensive agents as a Senior Backend Engineer at a growing cybersecurity company.

Horizon3.ai US, Remote $199k–$235k/yr Published 2 weeks ago
Flexible on stack
Etched

Join Etched as a Security Engineer to enhance security in AI hardware development in a fully remote role.

Etched Remote Published 3 months ago
Flexible on stack
Doppel

Join Doppel as a Product Security Engineer to enhance security in engineering workflows and mentor teams in a remote-first environment.

Doppel US Remote $175k–$200k/yr Published 5 days ago
Flexible on stack
Chainguard

Join Chainguard as a Senior Security Analyst to build a public sector security program and enhance trust with government customers.

Chainguard United States - Remote $110k–$130k/yr Published 1 month ago
Procurement Sciences AI

Join Procurement Sciences as a Sr. Security Engineer to lead security engineering efforts in a rapidly growing AI-focused company.

Procurement Sciences AI Lehi, UT Published 3 weeks ago
Flexible on stack
Horizon3.ai

Join Horizon3.ai as an Applied AI Scientist to develop agents that enhance cybersecurity through autonomous defense mechanisms.

Horizon3.ai US, Remote $313k–$369k/yr Published 2 weeks ago
Flexible on stack 70% coding
Stripe

Join Stripe as an Offensive Security Engineer to enhance security through penetration testing and red team engagements.

Stripe US - Remote $170.4k–$255.7k/yr Published 5 days ago
Flexible on stack
Horizon3.ai

Own and grow a portfolio of defense customers as a Senior Federal Account Executive at a fast-growing cybersecurity company.

Horizon3.ai Washington, DC $325k–$380k/yr Published 1 month ago
Horizon3.ai

Lead technical work for NodeZero's defensive agents in a fully remote cybersecurity company.

Horizon3.ai US, Remote $229k–$270k/yr Published 2 weeks ago
Flexible on stack
Horizon3.ai

Join Horizon3.ai as a Senior Machine Learning Engineer to operationalize AI models in a remote-first cybersecurity environment.

Horizon3.ai US, Remote $211k–$249k/yr Published 2 weeks ago
Flexible on stack
Reddit

Join Reddit as a Staff Software Engineer to protect the platform from DDoS attacks and automated abuse at internet scale.

Reddit Remote - United States $217k–$303.9k/yr Published 4 weeks ago
Flexible on stack
Motive

Lead the establishment and growth of Motive's Security Operations Center with a focus on automation and AI-driven detection strategies.

Motive United States - Remote $140k–$200k/yr Published 1 week ago
Flexible on stack
Skydio

Lead the Solutions Engineering team for National Security at Skydio, focusing on defense and UAS solutions.

Skydio US Remote $172k–$215k/yr Published 1 week ago
CircleCI

Join CircleCI as a Security Operations Engineer to protect infrastructure and customer data against evolving security threats.

CircleCI Ontario, Canada (Remote) CA$127.5k–CA$159.5k/yr Published 2 weeks ago
Flexible on stack
Doppel

Investigate email threats and develop detection capabilities in a remote-first cybersecurity startup.

Doppel US Remote $120k–$180k/yr Published 2 weeks ago
Horizon3.ai

Join Horizon3.ai as a Staff Defensive Security Software Engineer to enhance cybersecurity through innovative deception capabilities.

Horizon3.ai US, Remote $240k–$270k/yr Published 2 months ago
Flexible on stack
Matter Labs

Join Matter Labs as a Protocol Security Engineer to protect ZKsync's core and enhance security in blockchain systems.

Matter Labs Global Remote Published 1 month ago
Flexible on stack
Valon Labs

Join Valon Labs as a Senior Security Engineer to enhance offensive security and threat operations in a fully remote environment.

Valon Labs New York $180k–$230k/yr Published 1 month ago
Flexible on stack
Doppel

Join Doppel as a Forward Deployed Engineer to build AI-powered solutions for enterprise customers in a fully remote environment.

Doppel US Remote Published 2 months ago
Flexible on stack