Lead IAM Engineer — Secure Authentication & Access

Brex; New York (NY); Hybride; USD 240 000 - 300 000; Plein temps

Résumé du poste

Brex in New York is seeking a Staff Engineer for Identity and Access Management. You will lead projects to improve security, reliability, and developer experience across authentication, authorization, and identity platforms for customers, partners, and internal systems.

This role blends technical leadership with hands-on delivery, guiding cross-functional teams, shaping architecture, and promoting secure-by-default patterns. The role is based in New York in a hybrid setup with in-office days.

Qualifications

• You have strong software engineering fundamentals and experience building reliable production backend systems.
• You have experience leading complex projects and mentoring other engineers.
• You have strong API design fundamentals, rigor around testing, code quality, and documentation.
• You understand core IAM concepts such as authentication, authorization, sessions, tokens, MFA, SSO, OAuth, SAML, OIDC, or RBAC.
• You communicate clearly, collaborate well across teams, and are effective in cross‑functional technical discussions.
• You care about operational excellence and know how to improve system reliability, reduce toil, and maintain high‑quality services over time.
• You have strong product and engineering judgment and can balance security, usability, and developer experience.

Responsabilités

• Design, build, and operate backend systems and APIs for authentication, authorization, identity context, and audit-related workflows.
• Lead engineers across the organization on initiatives end to end, from technical design and implementation through rollout, measurement, and operational support.
• Improve login and access experiences across SSO, MFA, step-up authentication, delegated access, and enterprise identity flows.
• Build and extend authorization systems that support custom roles, resource‑aware access control, and secure defaults for product teams.
• Lead creation of durable, identity‑aware audit trails and attribution for user, service, delegated, and agent‑driven actions.
• Partner closely with engineers across Brex to make IAM integrations secure by default and easier to adopt through clear patterns, tooling, and shared libraries.
• Mentor engineers on the team to deliver high-quality code and produce operational improvements that raise the bar for reliability and maintainability across the team’s systems.

Connaissances

Backend systems

API design

IAM concepts

Project leadership

Mentoring engineers

Reliability engineering

Outils

Okta

OAuth

OIDC

SAML

WebAuthn

Description du poste

Brex in New York is seeking a Staff Engineer for Identity and Access Management. You will lead projects to improve security, reliability, and developer experience across authentication, authorization, and identity platforms for customers, partners, and internal systems.

This role blends technical leadership with hands-on delivery, guiding cross-functional teams, shaping architecture, and promoting secure-by-default patterns. The role is based in New York in a hybrid setup with in-office days.