Information Security Senior Engineer - Authentication

Job description

Who are we? Equinix is the world’s digital infrastructure company®, shortening the path to connectivity to enable the innovations that enrich our work, life and planet. A place where tech thinkers and future builders turn bold ideas into breakthrough experiences, we welcome your unique perspective. Help us challenge assumptions, uncover bias, and remove barriers—because progress starts with fresh ideas. You’ll find belonging, purpose, and a team that welcomes you—because when you feel valued, you’re empowered to do your best work. Job Summary The Ping (SSO) Engineer at Equinix is responsible for designing, implementing, and supporting authentication, SSO, and multi-factor authentication services. This role works within a multi-disciplinary team of engineers and architects, partnering with business teams to deliver secure and scalable identity solutions. Success in this role is centered on translating business requirements into technical designs and implementing resilient authentication solutions with minimal disruption. The role also extends to modern identity challenges, including non-human identities (NHIs), AI/agent authentication, and automation-driven identity architectures. Responsibilities Design, implement, and support SSO, federation, and MFA solutions using Ping suite and Azure AD Serve as a Subject Matter Expert (SME) across Ping and Azure identity capabilities and IAM domains Drive adoption of authentication and authorization reference architectures for modern and emerging technologies Develop scalable solutions aligned with Zero Trust principles and enterprise IAM standards Integrate applications (legacy and modern) into SSO, ensuring secure onboarding and adherence to IAM best practices Troubleshoot complex authentication, federation, and identity-related issues across systems Implement and support machine-to-machine authentication (OAuth2 client credentials, API security) Contribute to automation-first identity workflows leveraging APIs and event-driven integrations Support identity architecture evolution, including AI agents and non-human identity governance Knowledge / Skills / Abilities: Strong hands-on experience implementing and supporting Ping (PingFederate, PingAccess, PingID, PingDirectory) Deep understanding of SSO, federation, MFA, and directory services Experience with OAuth2, OpenID Connect, SAML, SCIM, and token-based authentication Experience with API security and integration patterns (REST, JSON, Postman) Strong problem-solving skills with an analytical mindset and attention to detail Excellent written, verbal, and interpersonal communication skills Self-driven, organized, and able to manage multiple priorities Modern Identity / AI Skills: • Experience managing non-human identities (service accounts, APIs, bots, AI agents) Understanding of AI/ML use cases in identity security (risk-based authentication, anomaly detection) Familiarity with identity patterns for AI agents and application-to-application authentication Knowledge of Zero Trust and Just-in-Time (JIT) access models Awareness of AI security risks (e.g., token misuse, data exposure, agent over-privilege) Qualifications 8+ years of experience architecting and implementing IAM solutions, with strong expertise in Ping stack (preferred) and Azure AD In-depth experience with IAM protocols: SAML, OAuth, OpenID Connect, SCIM Strong experience with SSO, Federation, and authentication architectures 6+ years of experience with directories (AD, PingDirectory, Azure AD, LDAP) Experience with other IAM platforms (e.g., Okta, SailPoint) is a plus Broad knowledge of enterprise IT across cloud, network, systems, and identity infrastructure Security certifications (e.g., CISSP) are a plus The targeted pay range for this position in the following location is / locations are: United States - Dallas Infomart Office DAI : 136,000 - 204,000 USD / Annual Our pay ranges reflect the minimum and maximum target for new hire pay for the full-time position determined by role, level, and location. The pay range shown is based on our compensation structure in place at the time of posting and may be updated periodically based on business needs. Individual pay is based on additional factors including job-related skills, experience, and relevant education and/or training. The targeted pay range listed reflects the base pay only and does not include bonus, equity, or benefits. Employees are eligible for bonus, and equity may be offered depending on the position. Equinix Benefits As an employee, you become important to Equinix’s success. We ensure all your benefits are in line with our core values: competitive, inclusive, sustainable, connected and efficient. We keep them competitive within the current marketplace to ensure we’re providing you with the best package possible. So, wherever you are in your career and life, you’ll be able to enhance your experience and bring your whole self to work. Employee Assistance Program : An Employee Assistance program is available to all employees. US Benefits: - Insurance: You may enroll in health, life, disability and voluntary plans that are designed for you and your eligible family members. - Retirement: You and Equinix may contribute to a retirement plan to help you plan for your financial future. - Paid Time Off (PTO) and Paid Holidays: You will receive an accrued amount of PTO each pay period along with various paid holidays for you to rest and recharge. Eligibility requirements apply to some benefits. Benefits are subject to change and may be subject to specific plan or program terms. Equinix is committed to ensuring that our employment process is open to all individuals, including those with a disability. If you are a qualified candidate and need assistance or an accommodation, please let us know by completing this form . Equinix is an Equal Employment Opportunity and, in the U.S., an Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to unlawful consideration of race, color, religion, creed, national or ethnic origin, ancestry, place of birth, citizenship, sex, pregnancy / childbirth or related medical conditions, sexual orientation, gender identity or expression, marital or domestic partnership status, age, veteran or military status, physical or mental disability, medical condition, genetic information, political / organizational affiliation, status as a victim or family member of a victim of crime or abuse, or any other status protected by applicable law. We use artificial intelligence in our hiring process. Learn more here . This posting is a new position within our organization.