3M

Principal Authentication Services Engineer

3M
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3 days ago
Maplewood, MN, USA or Austin, TX, USAStaff+

Base Salary

$165k - $201k/yr

Responsibilities

  • Own the engineering design, implementation, and operational health of Microsoft Entra ID, Active Directory, and federated identity services.
  • Architect and maintain SSO integrations across SaaS, on-premises, and hybrid application portfolios.
  • Engineer MFA policies, authentication methods, phishing-resistant credentials, and Conditional Access policies.
  • Define and maintain authentication standards, patterns, reference architectures, documentation, and runbooks.
  • Evaluate emerging authentication technologies and lead proof-of-concept efforts.
  • Align authentication controls with Zero Trust principles and support audit, compliance, and remediation activities.
  • Serve as the escalation point for complex authentication incidents and engineering challenges.
  • Mentor mid-level engineers and advise application, infrastructure, and security operations teams.

Requirements

  • Bachelor’s degree or higher, completed and verified before starting.
  • Eight years of experience designing, deploying, and managing enterprise IAM authentication solutions.
  • Five years of experience with 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 without employment-visa sponsorship.

Benefits

  • Hybrid work in Maplewood, MN or Austin, TX, with at least three days per week onsite.
  • Up to 10% travel may be required.
  • Relocation assistance may be authorized.
  • Benefits may include medical, dental and vision coverage, health savings accounts, flexible spending accounts, disability benefits, life insurance, paid absences, and retirement benefits.

Categories

3M

About 3M

10,000+ employees

3M makes materials, components, and consumer goods used in manufacturing, healthcare, electronics, transportation, and home/office settings. Its portfolio spans adhesives and tapes (e.g., Scotch and Post-it brands), abrasives, filtration, personal protective equipment, and specialty materials sold to businesses and consumers through distributors and retail channels. Founded in 1902 and headquartered in St. Paul, Minnesota, 3M is a public company listed on the NYSE with global R&D and manufacturing operations.

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