Anthropic · 4 hours ago
Senior Software Security Engineer
Seattle, WA
Full-time
Hybrid
Senior Level
$320K/yr - $405K/yr
5+ years expAnthropic is a public benefit corporation dedicated to creating reliable and beneficial AI systems. The Senior Software Security Engineer will protect AI systems, define authentication architecture, and drive the developer security program, ensuring the safety and trust of users and society.
Artificial Intelligence (AI)Information TechnologyFoundational AIGenerative AIMachine Learning
Responsibilities
Build and maintain identity and secrets management systems, including credential issuance, rotation, and workload authentication across our multi-cloud environments
Contribute to cluster security controls including RBAC policies, namespace isolation, workload identity, and pod security
Implement and maintain cloud security controls including IAM, network segmentation, VPC architecture, and encryption across our multi-cloud and on-prem environments
Design and implement secure development frameworks and libraries that make secure coding the path of least resistance for our engineering teams, including service to service authentication, serialization libraries, and tool proxies
Harden CI/CD pipelines against supply chain attacks through isolated build environments, signed attestations, dependency verification, and automated policy enforcement
Identify and remediate security gaps through code review, threat modeling, and hands-on debugging
Contribute to continuous cloud security posture management using infrastructure-as-code scanning, misconfiguration detection, and automated remediation
Qualification
Required
At least 5 years of software engineering experience implementing and maintaining security-relevant systems in production
Bachelor's degree in Computer Science or equivalent industry experience
Strong programming skills in Python or at least one systems language such as Go or Rust
Experience contributing to cloud security controls
A track record of taking ownership of problems end to end, from identifying the issue to shipping and monitoring the fix
Clear communication skills and the ability to work collaboratively across engineering teams
Low ego and high empathy, with a genuine interest in helping teammates succeed
Passion for AI safety and the role security engineering plays in building trustworthy AI systems
Preferred
Contributions to developer security tooling including SAST, dependency scanning, or secure build infrastructure
Familiarity with Kubernetes security primitives including RBAC, namespaces, network policies, and admission controllers
Experience with cloud security posture management tooling, infrastructure-as-code security scanning, or automated remediation
Experience with network security and isolation techniques including east-west controls, traffic inspection, and cloud network policy
Experience with eBPF for security monitoring and enforcement, or developing kernel security policies
Experience building secrets management or workload authentication systems, including familiarity with protocols such as OAuth 2.0, OIDC, SAML, or SPIFFE/SPIRE
Background building or operating security systems in environments that support research workflows and rapid iteration
Benefits
Optional equity donation matching
Generous vacation and parental leave
Flexible working hours
A lovely office space in which to collaborate with colleagues
Company
Anthropic
Anthropic is an AI research company that focuses on the safety and alignment of AI systems with human values.
501-1000 employees
H1B Sponsorship
Anthropic has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (105)
2024 (13)
2023 (3)
2022 (4)
2021 (1)
Funding
Current Stage
Late StageTotal Funding
$63.74BKey Investors
Coatue,D. E. Shaw & Co.,Dragoneer Investment Group,Founders Fund,GIC,ICONIQ Capital,MGXFidelity,ICONIQ Capital,Lightspeed Venture PartnersLightspeed Venture Partners
2026-02-12Series G· $30B
2025-09-02Series F· $13B
2025-05-16Debt Financing· $2.5B
Leadership Team
Dario Amodei
CEO and Co-Founder
Daniela Amodei
President and co-founder
Recent News
2026-02-13
Sherwood News
2026-02-13
2026-02-13
Company data provided by crunchbase