Principal Authentication Services Engineer

3M

Confirmed live today High trust

Quick summary

Work type
On-site
Location
Maplewood, MNAustin, TX
Salary
$164,612–$201,193 / yr
Employment
Full-time
Posted
5 days ago
Freshness
Confirmed live today

Market check

Salary context

Competitive pay

How this pay compares to similar roles

Similar $192k
This role $183k
$132k $246k
below market most similar roles pay here above market

This role pays less than 57% of similar roles. Most pay $169,550–$214,500 — the blue band above. At the midpoint, this role pays about $183k versus about $192k for comparable roles.

Based on 240 similar postings.

Employer

About 3M

3M is a diversified technology and manufacturing conglomerate producing thousands of products across healthcare, safety, electronics, transportation, and consumer goods. Industry: Diversified Manufacturing

3M currently has 42 open roles on FindRole.

Listed pay typically runs $145,676–$178,049 across 25 roles with salary data.

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At a glance

TL;DR · Principal Authentication Services Engineer

The Principal Authentication Services Engineer serves as a senior technical leader and subject matter expert within the Identity & Access Management organization. This role owns the architecture, engineering, and lifecycle management of enterprise authentication platforms across a complex global environment. Key responsibilities include owning the operational health of Microsoft Entra ID, Active Directory, and federated identity services while architecting SSO integrations using SAML, OIDC, and OAuth 2.0. The engineer will manage MFA policies, phishing-resistant credentials like FIDO2, and Conditional Access governance. By aligning authentication controls with Zero Trust security principles, the role solves critical security gaps. Required expertise includes designing IAM solutions, leading architectural initiatives, and mentoring engineers. The position focuses on evolving authentication capabilities and maintaining technical documentation to support enterprise security policy.

What you'll do

  • Own the engineering design, implementation, and operational health of Microsoft Entra ID, Active Directory, and federated identity services.
  • Architect and maintain SSO integrations using SAML, OIDC, and OAuth 2.0 across SaaS, on-prem, and hybrid portfolios.
  • Engineer and manage MFA policies, authentication methods, and phishing-resistant credentials like FIDO2 and Windows Hello.
  • Lead Conditional Access policy development, testing, and lifecycle governance.
  • Define authentication standards, patterns, and reference architectures for new and existing applications.
  • Evaluate emerging authentication technologies and drive proof-of-concept efforts to inform the roadmap.
  • Maintain technical documentation including architecture diagrams, decision records, and runbooks.
  • Support audit and compliance activities by providing technical evidence, control narratives, and remediation guidance.

What we're looking for

  • Bachelor’s degree or higher completed and verified prior to start.
  • Eight years of experience designing, deploying, and managing enterprise Identity and Access Management (IAM) authentication solutions.
  • Five years of experience working with modern authentication protocols including SAML, OAuth 2.0, OpenID Connect, and FIDO2.
  • Five years of experience leading complex architectural initiatives, conditional access hardening, or Zero Trust security programs.
  • Must be legally authorized to work in the country of employment.
  • Ability to work in a hybrid capacity in Maplewood, MN or Austin, TX at least 3 days per week.

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