"defensive security" Jobs

1269 open tech roles matching “defensive security”, taken straight from company career pages — not reposted from other job boards. Every listing is re-checked daily and closed roles are removed.

No "defensive security" jobs in Amsterdam right now — showing "defensive security" jobs in all locations.

Showing 20 of 1269 results

K2 Space

Oversee cybersecurity compliance and manage security policies as an Information Systems Security Manager at a high-growth satellite company.

K2 Space Los Angeles, CA $160k–$200k/yr Published 5 months ago
Flexible on stack
Macroscope

Join Macroscope as a Senior Security Engineer to shape and scale the security foundation of our platform.

Macroscope San Francisco $190k–$300k/yr Published 8 months ago
Flexible on stack
Harvey AI

Join Harvey as a Software Engineer on the Security team to build and operate foundational security services for our products and internal systems.

Harvey AI San Francisco Published 1 month ago
HackerOne

Join HackerOne as a Senior Security Engineer to design and deliver AI-powered detection and response capabilities in a cloud-native environment.

HackerOne London Published 3 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
Method Security

Join Method Security as an Embedded Operator to drive security outcomes and enhance user engagement with our platform.

Method Security New York City Office $140k–$190k/yr Published 11 months ago
Flexible on stack
Applied Intuition

Lead the design and implementation of cybersecurity architectures for next-generation automotive systems at Applied Intuition.

Applied Intuition Sunnyvale Published 1 year ago
Flexible on stack Heavy meetings
Doppel

Join Doppel as a Software Engineer to build scalable backend systems that protect against digital threats.

Doppel New York Published 1 year ago
Flexible on stack
Air Space Intelligence

Join ASI as a Full Stack Engineer to develop mission-critical products for defense with a focus on user experience.

Air Space Intelligence Boston, US Published 5 months 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
Doppel

Join Doppel as a backend engineer to build AI-driven systems that protect against digital threats in a mission-driven culture.

Doppel San Francisco Published 1 year ago
SpaceX

Operate and manage remote vehicles for aerial surveillance and data collection at SpaceX.

SpaceX Memphis, TN Published 1 month ago
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
Cloudflare

Join Cloudflare as a senior AI Security Research & Red Team Engineer to enhance security against AI-related threats.

Cloudflare Hybrid $166k–$208k/yr Published 1 month ago
Air Space Intelligence

Lead a team of engineers in developing innovative defense products while maintaining hands-on involvement.

Air Space Intelligence Boston, US Published 3 weeks ago
Flexible on stack