Application Integration/DevSecOps Engineer

ECCO Select is a talent acquisition and consulting company specializing in people, process and technology solutions. They are seeking a skilled Application Integration Engineer to support modernization of authentication patterns across numerous legacy applications, guiding application teams in adopting standardized OIDC or SAML-based integrations. The role involves acting as a technical advisor and working collaboratively with cross-functional teams to enhance enterprise security posture.

Responsibilities:

• Act as a technical guide for application teams modernizing authentication and authorization using OIDC and SAML
• Partner with stakeholders to assess, plan, and integrate legacy or custom applications with a centralized identity provider
• Assist application teams to understand and implement identity integration patterns and enterprise standards
• Provide practical hands-on support with application-side updates, including centralized authentication, token handling, redirect flows, session management, and consumption of claims
• Troubleshoot complex issues related to federation, login flows, authorization behaviors, and role or claims mapping
• Work collaboratively with IAM and identity platform specialists to align integrations with platform standards and security requirements
• Identify and remediate integration blockers, accelerating onboarding and modernization across multiple teams and applications in parallel
• Assess existing authentication models and recommend fit-for-purpose modernization paths for each application
• Contribute to creation and improvement of implementation playbooks, onboarding documentation, and repeatable integration patterns
• Support pilot integrations, helping to refine guidance and remove friction before expanding to the broader application portfolio
• Participate in technical working sessions, providing hands-on guidance and mentorship for engineering teams throughout the engagement

Requirements:

• Minimum 5 years in application integration, IAM integration, or related software engineering roles focused on application security or identity
• Demonstrated hands-on experience with both OIDC (OpenID Connect) and SAML integrations in enterprise environments
• Direct experience integrating applications with enterprise identity providers and adapting existing authentication patterns to federated models
• Strong command of authentication, authorization, token issuance and validation, claims handling, session management, and federation flows
• Proven ability to interface with development teams, enabling them to modernize and transition authentication components within legacy applications
• Advanced troubleshooting and debugging skills spanning both application and identity integration layers
• Ability to clearly communicate technical concepts, recommendations, and guidance to both technical and non-technical project stakeholders
• Bachelor's degree in Computer Science, Engineering, Information Systems, or related technical discipline—or equivalent practical experience
• Relevant professional certifications (e.g., identity management, security, cloud platform) are a plus
• Integration experience with Okta or other modern centralized identity platforms
• Background in application modernization within large or regulated enterprises
• Proficiency with common enterprise app stacks such as Java, .NET, Node.js, or Python
• Familiarity with API security, secure session handling techniques, and robust access control implementations
• DevSecOps or secure application engineering expertise
• Experience working in federal, regulated, or large-scale enterprise IT environments