"defense" Jobs

257 open tech roles matching “defense”, taken straight from company career pages — not reposted from other job boards. Most in demand right now: Python, AI/ML, SQL. Every listing is re-checked daily and closed roles are removed.

Showing 20 of 257 results

Reflection AI

Join Reflection AI as a Member of Technical Staff to secure multi-cloud Kubernetes environments and build infrastructure security controls.

Reflection AI San Francisco, CA Published 5 months ago
Flexible on stack
Anthropic
Anthropic Remote-Friendly (Travel-Required) | San Francisco, CA | Washington, DC $230k–$290k/yr Published 8 months ago
Picogrid

Join Picogrid as a Strategy & Operations Manager to shape strategic initiatives and drive execution in a fast-scaling defense technology company.

Picogrid D.C. | San Francisco | El Segundo $130k–$190k/yr Published 1 month ago
Anthropic

Lead the Technical Deployment team for Financial Services at Anthropic, ensuring high-quality AI solutions for strategic clients.

Anthropic New York City, NY $240k–$450k/yr Published 1 week ago
Heavy meetings
Reflection AI

Own the red-teaming and adversarial evaluation pipeline for Reflection’s models to ensure safety and reliability.

Reflection AI San Francisco, CA Published 8 months ago
Doppel

Join Doppel as a Machine Learning Engineer to build and scale detection systems for social engineering defense.

Doppel San Francisco, New York Published 7 months ago
Perplexity AI

Lead the design and implementation of a sandboxing platform for executing untrusted code in a high-impact backend team.

Perplexity AI San Francisco Published 3 months ago
Flexible on stack
Perplexity

Join the Backend Platform team to lead the design and implementation of critical infrastructure for product reliability and performance.

Perplexity San Francisco Published 3 months ago
Flexible on stack
LaunchDarkly

Own the quality and consistency of core flag surfaces as a Staff Frontend Engineer at LaunchDarkly.

LaunchDarkly Remote - US $214.8k–$295.4k/yr Published 4 weeks ago
Fable Security

Join Fable Security as a Frontend Engineer to build high-quality, responsive interfaces in a fast-paced environment.

Fable Security San Francisco, CA (Hybrid) $135k–$220k/yr Published 1 year ago
Flexible on stack
Gamma

Architect and scale trust infrastructure to protect 70M+ users while fostering a creative environment at Gamma.

Gamma San Francisco $180k–$310k/yr Published 2 months ago
Flexible on stack
Anthropic

Join Anthropic as a Safeguards Enforcement Analyst to protect against AI misuse in chemical and explosives contexts.

Anthropic San Francisco, CA | New York City, NY | Washington, DC $245k–$285k/yr Published 2 months ago
Anthropic

Join Anthropic as a Safeguards Enforcement Analyst to combat violence and extremism in AI systems.

Anthropic San Francisco, CA | New York City, NY | Washington, DC $285k–$330k/yr Published 2 months ago
Flexible on stack
Gamma

Join Gamma as a Trust & Safety Engineer to protect millions of users from fraud and abuse while leveraging AI technologies.

Gamma San Francisco $180k–$310k/yr Published 1 month 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 2 weeks ago
Exa

Build and lead Exa's Deal Desk from scratch, standardizing commercial deal structures and approvals for a high-growth B2B technology company.

Exa San Francisco, California Published 1 month ago
Anthropic

Join Anthropic as a Safeguards Enforcement Analyst to enhance access controls and identity verification in AI systems.

Anthropic San Francisco, CA | New York City, NY | Washington, DC $285k–$330k/yr Published 2 months ago
Atoms

Join Atoms as a Field Test Engineer to work on real-world robotics and automation challenges.

Atoms San Francisco, CA, United States $170k–$215k/yr Published 18 hours ago
Coreweave

Own the expansion of CoreWeave's cloud-based VDI platform, managing infrastructure and OS lifecycle for remote compute.

Coreweave Livingston, NJ / New York, NY / Sunnyvale, CA / San Francisco, CA / Bellevue, WA $207k–$275k/yr Published 2 months ago
Flexible on stack 70% coding
Horizon3.ai

Lead the strategy and development of NodeZero Tripwires, enhancing threat detection and deception capabilities in a fully remote environment.

Horizon3.ai San Francisco, California $225k–$265k/yr Published 3 weeks ago