Principal Security Engineer, ERP Applications

About T-Mobile:T-Mobile US, Inc. (NASDAQ: TMUS), headquartered in Bellevue, Washington, is America’s supercharged Un-carrier, connecting millions through its strong nationwide network and flagship brands, T-Mobile and Metro by T-Mobile. Customers benefit from an unmatched combination of value, quality, and exceptional service experience.About TMUS Global Solutions: TMUS Global Solutions is a world-class technology powerhouse accelerating the company’s global digital transformation. With a culture built on growth, inclusivity, and global collaboration, the teams here drive innovation at scale, powered by bold thinking.TMUS India Private Limited operates as TMUS Global Solutions.About the Role:As a Senior Engineer – Oracle ERP Security & Identity Management, you will be responsible for designing, implementing, and maintaining secure access within Oracle ERP/EPM applications. You will manage role-based security, integrate with Microsoft Entra ID (Azure AD), and support governance across global teams. Your expertise will ensure that ERP platforms remain secure, compliant, and aligned with enterprise identity standards.We pride ourselves on encouraging a culture of innovation, agile ways of working, and transparency in all we do. Join us and make a tangible impactWhat You’ll Do:Configure and manage Oracle ERP/EPM security roles, including creation, editing, and assignment of roles and privileges.Integrate Oracle ERP/EPM with Microsoft Entra ID (Azure AD) for single sign-on and identity federation.Partner with security and compliance teams to enforce segregation of duties (SoD) and internal control requirements.Develop and maintain documentation: security design, role matrices, access reviews, audit evidence.Support provisioning and de-provisioning processes for ERP/EPM users.Troubleshoot access issues, analyze security logs, and ensure compliance with enterprise security standards.Collaborate with functional and technical teams to align security design with business processes.Provide production support for security incidents, role conflicts, and access audits.Contribute to security governance frameworks, reusable patterns, and automation initiatives for ERP/EPM security.Support and configure Oracle Risk Management Cloud (RMC) for access certification, advanced controls, and continuous monitoring, ensuring alignment with enterprise compliance standards.What You’ll Bring:4-7 years of IT experience with at least 3+ years in Oracle ERP/EPM security administration.Strong knowledge of role-based access control (RBAC), duty roles, and data security policies.Hands-on experience integrating Oracle ERP/EPM with Microsoft Entra ID (Azure AD).Familiarity with provisioning, SSO, MFA, and identity lifecycle management.Experience in audits, access reviews, and SoD controls.Strong analytical and problem-solving skills for resolving security and access issues.Effective communication and collaboration skills with global teams.Adaptability and resilience in fast-changing environments.Customer-focused mindset with ability to support governance and compliance needs.Must Have Skills:Oracle ERPOracle Identity and Access Management (Oracle IAM), SailPoint, Okta, Microsoft Entra ID or any other Identity and access management toolOracle Security Roles and PersonasNice-to-Have:Oracle certifications in Security, Cloud Administration, or ERP/EPM modules.Experience with automation of security provisioning using OIC or other tools.Exposure to compliance frameworks (SOX, USGCI) and audit support.Familiarity with Agile delivery tools (JIRA, Confluence).