IAM Lead – Authentication Services

Corteva Agriscience; Johnston (IA); On-site; USD 140,000 - 190,000; Full time

Benefits offered by this job

Health benefits

Paid time off

Parental leave

Tuition reimbursement

Retirement plan

Job summary

Corteva Agriscience is seeking a Lead IAM Authentication Services professional to provide technical leadership and architectural direction for enterprise identity and authentication services. This role designs and evolves IAM platforms across the organization, ensuring secure, scalable authentication.

The candidate will work with infrastructure, cybersecurity, application, cloud, and engineering teams to implement modern authentication, hybrid identity, and Zero Trust architectures while

Qualifications

• 8+ years in Identity and Access Management or related field.
• Hands-on design/administration of AD and Entra ID in large enterprises.
• Experience with SSO, federation, and modern authentication protocols.

Responsibilities

• Lead architecture, engineering, and operation of enterprise IAM authentication services.
• Provide technical leadership for AD architecture, domain services, DNS, and directory security.
• Design and maintain Entra ID/Azure AD environments and hybrid identity.
• Lead SSO solutions using SAML, OAuth 2.0, OpenID Connect, WS-Federation, Kerberos, LDAP.
• Collaborate with security, cloud, and application teams to onboard apps and ensure resilience.

Skills

IAM architecture

Active Directory

Azure AD

SSO/Federation

Hybrid identity

Zero Trust

Kerberos

LDAP

Troubleshooting

Security best practices

Job description

Position Overview

We are seeking an experienced Lead – IAM Authentication Services to provide technical leadership and architectural direction for enterprise identity and authentication services. This role will be responsible for the design, implementation, administration, security, and ongoing evolution of our Identity and Access Management (IAM) authentication platforms.

The ideal candidate brings extensive hands‑on expertise with Microsoft Active Directory, Microsoft Entra ID (Azure AD), enterprise Single Sign‑On (SSO), federation, and modern authentication protocols . This individual will serve as a technical subject matter expert and will work closely with infrastructure, cybersecurity, application, cloud, and engineering teams to deliver secure, scalable, and highly available identity services.

Key Responsibilities

• Lead the architecture, engineering, administration, and operational support of enterprise IAM authentication services .

• Provide technical leadership for Active Directory architecture , including domain services, forests, domains, trusts, Group Policy, replication, DNS integration, authentication, and directory security.

• Design, implement, and maintain Microsoft Entra ID (Azure AD) environments, including tenant architecture, identity synchronization, authentication, Conditional Access, application integrations, and hybrid identity.

• Lead the design and implementation of enterprise Single Sign-On (SSO) solutions using technologies and protocols such as:

• SAML 2.0

• OAuth 2.0

• OpenID Connect (OIDC)

• WS-Federation

• Kerberos

• LDAP

• Architect and support integrations between on-premises Active Directory, Entra ID, SaaS applications, cloud platforms, and enterprise applications.

• Establish and maintain authentication patterns and standards for workforce, application, and service identities .

• Design and support highly available and resilient authentication infrastructure, including disaster recovery and business continuity capabilities.

• Provide technical leadership for identity modernization initiatives, including hybrid identity, cloud migration, passwordless authentication, and Zero Trust architectures .

• Troubleshoot complex authentication, federation, directory, and SSO issues across enterprise environments.

• Develop and maintain IAM architecture documentation, standards, technical procedures, and operational runbooks.

• Establish and enforce security best practices for identity infrastructure, privileged access, authentication, and directory services.

• Partner with cybersecurity teams to identify and remediate identity-related vulnerabilities and risks.

• Collaborate with application and engineering teams to onboard applications to enterprise authentication and SSO platforms.

• Provide technical guidance and mentorship to IAM engineers and administrators.

• Participate in architecture reviews, technology evaluations, and strategic IAM roadmaps.

• Support incident response and root-cause analysis for critical identity and authentication incidents.

• Evaluate emerging identity technologies and recommend solutions that improve security, resiliency, user experience, and operational efficiency.

Required Qualifications

• 8+ years of experience in Identity and Access Management, authentication, directory services, infrastructure engineering, or a related discipline.

• Extensive hands‑on experience designing and administering Microsoft Active Directory in large enterprise environments.

• Strong understanding of Active Directory architecture , including:

• Forests and domains

• Domain controllers

• AD replication

• DNS

• Group Policy

• Trust relationships

• Kerberos authentication

• LDAP

• Active Directory security and hardening

• Extensive experience with Microsoft Entra ID (Azure AD) and hybrid identity architectures.

• Strong experience implementing and troubleshooting SSO and federation technologies , including SAML, OAuth 2.0, and OpenID Connect.

• Experience integrating enterprise applications with Active Directory and/or Entra ID.

• Strong understanding of authentication, authorization, federation, identity lifecycle, and access control concepts.

• Experience with Microsoft Entra Connect / Azure AD Connect and hybrid identity synchronization.

• Experience with Conditional Access, MFA, identity protection, and modern authentication .

• Strong troubleshooting and root-cause analysis skills across complex identity environments.

• Experience working with security, infrastructure, cloud, and application engineering teams in large enterprise environments.

• Demonstrated ability to lead technical initiatives and provide direction to engineers and administrators.

Preferred Qualifications

• Experience with Privileged Identity Management (PIM) and privileged access management concepts.

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Benefits – How We’ll Support You:

• Numerous development opportunities offered to build your skills

• Be part of a company with a higher purpose and contribute to making the world a better place

• Health benefits for you and your family on your first day of employment

• Four weeks of paid time off and two weeks of well‑being pay per year, plus paid holidays

• Excellent parental leave which includes a minimum of 16 weeks for mother and father

• Future planning with our competitive retirement savings plan and tuition reimbursement program

• Learn more about our total rewards package here - Corteva Benefits (https://hrportal.ehr.com/LinkClick.aspx?fileticket=2Nre68t3vrs%3d&portalid=351)

• Check out life at Corteva! www.linkedin.com/company/corteva/life

Corteva Agriscience is an equal opportunity employer. We are committed to embracing our differences to enrich lives, advance innovation, and boost company performance. Qualified applicants will be considered without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, military or veteran status, pregnancy related conditions (including pregnancy, childbirth, or related medical conditions), disability or any other protected status in accordance with federal, state, or local laws.

Corteva Agriscience™ is an equal opportunity employer. We are committed to boldly embracing the power of inclusion, diversity, and equity to enrich the lives of our employees and strengthen the performance of our company, while advancing equity in agriculture. Qualified applicants will be considered without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability or any other protected class. Discrimination, harassment and retaliation are inconsistent with our values and will not be tolerated. If you require a reasonable accommodation to search or apply for a position, please visit:Accessibility Page for Contact Information

For US Applicants: See the ‘Equal Employment Opportunity is the Law’ poster. To all recruitment agencies: Corteva does not accept unsolicited third party resumes and is not responsible for any fees related to unsolicited resumes.