Senior Software Engineer, Identity & Access Management

McKesson

. Design, develop, test, and deploy secure authentication and authorization capabilities, including SSO, MFA, federation, provisioning, and identity lifecycle integrations .

Posted 10/26/2026full-timeColumbus • Ohio • United StatesSenior💰 $131,000 - $218,300 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in designing and implementing secure authentication and authorization solutions, with a strong focus on identity lifecycle management and integration with modern identity platforms. Proficient in using Infrastructure as Code tools like Terraform and implementing secure engineering practices in regulated environments.

Highest-signal resume keywords

Identity EngineeringOAuth 2.0 ImplementationTerraform Infrastructure ManagementSecure API DevelopmentOkta Integration

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

JavaC#PythonOAuth 2.0OpenID ConnectSAMLSCIMREST API DevelopmentMicroservicesCI/CD Practices

Soft Skills

MentoringCollaborationTechnical Documentation

Tools & Technologies

OktaMicrosoft Entra IDAuth0Ping IdentityTerraformDockerKubernetes

Certifications & Qualifications

Okta Certification

Industry Keywords

Regulated HealthcareHIPAASOC 2Zero TrustLegacy Authentication Technologies

Tech Stack

Tools & technologies

CloudDistributed SystemsDockerJavaKubernetesMicroservicesPythonTerraform

About the role

Key responsibilities & impact

Design, develop, test, and deploy secure authentication and authorization capabilities, including SSO, MFA, federation, provisioning, and identity lifecycle integrations
Lead technical migration of applications and user populations from legacy authentication and directory systems to Okta or comparable modern identity platforms
Build and maintain identity infrastructure using Terraform and Infrastructure as Code
Design and implement identity integrations using OAuth 2.0, OpenID Connect, SAML, and SCIM
Develop secure services, APIs, and integrations supporting authentication, authorization, provisioning, and identity workflows
Partner with application engineers, architects, product owners, and security teams to deliver scalable identity solutions
Integrate identity configuration and security controls into CI/CD pipelines
Review code and technical designs for authentication, authorization, secrets management, session handling, and secure engineering
Diagnose complex production identity issues involving tokens, sessions, federation, provisioning, integrations, and access policies
Contribute to identity architecture and roadmap, including retiring legacy authentication technologies
Mentor engineers on secure development, identity patterns, IaC, and authentication architecture
Create technical documentation, identity-flow diagrams, deployment patterns, and operational runbooks
Partner with security, risk, and compliance teams in a regulated healthcare environment
Deliver reusable, production-ready identity capabilities and improve reliability, maintainability, and security

Requirements

What you’ll need

Degree or equivalent and typically requires 7+ years of relevant experience
5+ years of professional software engineering experience, including ownership of production applications, services, platforms, or distributed systems
2+ years of hands-on identity, authentication, authorization, or security engineering experience
Strong programming experience in at least one language such as Java, C#, Python, or a comparable object-oriented/backend language
Production experience integrating applications with a modern identity provider such as Okta, Microsoft Entra ID, Auth0, Ping Identity, or a comparable platform
Hands-on experience with OAuth 2.0, OpenID Connect (OIDC), and SAML in production systems
Experience modernizing or migrating applications from legacy authentication technologies such as LDAP, Active Directory, SiteMinder, or custom authentication services
Hands-on experience using Terraform to provision and manage infrastructure or platform configuration as code
Experience building or supporting REST APIs, microservices, or distributed applications in security-sensitive production environments
Experience with modern CI/CD and automated software-delivery practices
Experience implementing secure engineering practices involving authentication, authorization, secrets, sessions, or access controls
Preferred: deep hands-on Okta experience, SCIM, cloud platforms, Docker/Kubernetes, persistence technologies, threat modeling, Zero Trust, regulated environments, HIPAA/SOC 2, and Okta or equivalent certification

Benefits

Comp & perks

Competitive compensation package
Annual bonus or long-term incentive opportunities may be offered
Benefits through McKesson’s Total Rewards program
Equal employment opportunities
Reasonable accommodation for job search or application