About the role
As a Senior Security Engineer at Lumos, you'll shape the identity platform used by Fortune 500 companies. You'll design core security systems, lead security projects, run threat models, drive least-privilege access, triage vulnerabilities, and participate in incident response. You'll work remotely within ±4 hours of Pacific Time.
Requirements
5+ years software engineering with 3+ in security. Proven experience designing and shipping production security systems (auth, token management, secrets, audit logging). Strong backend skills in Python/TypeScript/Go. Clear communication. Nice to have: identity protocols (OAuth, OIDC, SAML, SCIM), policy engines (OPA, Zanzibar, Cedar), SOC2/ISO27001, IAM, startup experience. Hands-on threat modeling and cloud security on AWS.
About the company
Lumos
Lumos is a leader in the identity governance and administration (IGA) industry, leveraging agentic AI to automate identity security and streamline IT operations. Their platform provides solutions for identity security posture management, Zero-Touch IT, and lifecycle management, enabling organizations to reduce risk and improve efficiency.
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