Staff Software Engineer, Platform Security

The role

The founding Platform Engineer, Security will design, build, and operate security infrastructure for the AI platform. This role involves creating paved paths for secure service creation, security tooling, and infrastructure-as-code.

What you will do

• Design and implement secure, multi-tenant infrastructure
• Build golden paths for security including service templates, libraries, and terraform policies
• Own infrastructure-as-code and GitOps best practices
• Expand and help operate platforms for alerting detection, secrets management, IAM, and automated remediation
• Partner with Security, Infrastructure, and product engineering teams to translate compliance requirements into technical controls
• Participate in security on-call

Required qualifications

• 8+ years building and operating production infrastructure
• Deep knowledge of Google Cloud Platform and/or AWS, including compute, networking, IAM, and security services
• Proficiency with infrastructure-as-code (Terraform, Ansible, or similar)
• Track record of building developer-facing tooling and automation
• Strong coding ability in at least one systems language (eg. Python, Go, TypeScript)
• Experience applying AI-assisted tooling (Cursor, Claude Code, and similar)
• Experience with secure container deployment, service mesh, and Kubernetes security best practices
• Observability and incident-response tooling experience
• Clear written communication

Nice to have

• A track record of being an early or founding platform/infrastructure/security engineer at another company
• Experience building internal platforms: service templates, paved-road deployment, self-serve environments, or developer portals
• A security-minded approach to the software supply chain and familiarity with static analysis tooling (Semgrep, CodeQL)
• Experience with detection and response data pipelines (Kafka/Pulsar, Splunk/Panther/RunReveal, or similar)
• Knowledge of enterprise compliance requirements (SOC 2, ISO 27001, GDPR) from an infrastructure and platform perspective

Benefits

• Medical, Dental, and Vision benefits for you and your family
• Life Insurance and Disability Benefits
• Retirement Plan (e.g., 401K, pension)
• Parental Leave
• Fertility and family building benefits through Carrot
• Monthly stipend to support your wellness, lifestyle, and work-life balance
• Daily lunches and snacks in the office
• Take what you need vacation policy

About the company

Decagon is a conversational AI platform that enables enterprises to deploy AI agents across various channels. The company is an in-office company driven by values like Just Get It Done and Winner’s Mindset.