Senior Infrastructure Security Engineer
New
D
DropboxCloud Services
Remote - Canada: Select locationsFull-TimeSenior
Salary205,700 - 278,300 CAD per year
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Job Details
- Experience
- 9+ years
- Required Skills
- PythonKubernetesGoCI/CDLinuxLLM
Requirements
- 9+ years of Security experience or related industry experience.
- Bachelor's degree in Computer Science, Information Security, or related field, or equivalent experience.
- Experience securing LLM, RAG, or agentic AI systems in production.
- Experience designing identity and authorization for non-human workloads and agents using technologies such as SPIFFE/SPIRE, OAuth 2.1/OIDC, AWS IRSA, or Google Workload Identity Federation.
- Integrate adversarial testing and release gates for AI systems into CI/CD.
- Solid knowledge of Linux fundamentals including system administration, security, networking, scripting, and troubleshooting.
- Proficiency using one or more scripting or high-level languages (Bash, Python, Go, Rust, Ruby, NodeJS, C/C++, Java).
Responsibilities
- Design, deploy, and operate security controls for Dropbox’s AI and agentic infrastructure, including model gateways, inference services, vector stores, retrieval systems, and supporting cloud and Kubernetes platforms.
- Implement least-privilege and secure-execution patterns for AI agents, including per-tool authorization, sandboxing, human-in-the-loop approvals for high-impact actions, and separation of policy validation from execution.
- Lead security implementation for AI tool and agent connectivity layers, including MCP gateway deployments, with controls for OAuth-based authorization, scope minimization, token audience validation, origin validation, replay protection, and secure isolation between trusted and untrusted tool domains.
- Deploy, build, and/or operate security infrastructure solutions to help scale and raise the security bar for Dropbox’s on-prem and cloud infrastructure.
- Automate security controls using scripting to eliminate redundant work and minimize need for human involvement.
- Collaborate with cross functional teams and lead security initiatives to influence product decisions and enhance security posture.
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