PKI & Active Directory Engineer

Req ID: 342037

NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization, apply now.

We are currently seeking a PKI & Active Directory Engineer to join our team in Noida, Uttar Pradesh (IN-UP), India (IN).

PKI & Active Directory Engineer

• Implement and configure new Certificate Authorities (CA), primarily Microsoft CA.
• Work on certificate templates and customized configuration for different endpoints.
• Configure PKI for IoT devices, including template design and deployment.
• Support PKI operations for SSL Certificates, IoT Certificates, DigiCert integration, workstation/server certificates, and more.
• Contribute to PKI modernization initiatives, including migration from on-prem Microsoft CA to AWS Certificate Manager / AWS CA.

• Manage and support on-prem Active Directory environments.
• Handle hybrid identity and Azure AD administration.
• Lead or support migration activities from on-prem AD to Azure AD.
• Maintain user lifecycle operations of 50 k user base.

• Strong hands-on experience of at least 5-7 years in Public Key Infrastructure (PKI).
• Expertise in Microsoft CA, certificate templates, CRS signing, CRL/AIA configuration, and endpoint certificate enrollment flows.
• Good understanding of IoT device certificate onboarding and auto-enrollment.
• Solid experience with Active Directory (AD): replication, GPOs, OU management, troubleshooting.
• Working knowledge of Azure Active Directory, conditional access, identity sync, and cloud identity operations.
• Exposure to PKI/CA migration projects, especially from Microsoft CA to AWS CA.

About NTT DATA

NTT DATA is a $30 billion trusted global innovator of business and technology services. We serve 75% of the Fortune Global 100 and are committed to helping clients innovate, optimize and transform for long term success. As a Global Top Employer, we have diverse experts in more than 50 countries and a robust partner ecosystem of established and start-up companies. Our services include business and technology consulting, data and artificial intelligence, industry solutions, as well as the development, implementation and management of applications, infrastructure and connectivity. We are one of the leading providers of digital and AI infrastructure in the world. NTT DATA is a part of NTT Group, which invests over $3.6 billion each year in R&D to help organizations and society move confidently and sustainably into the digital future. Visit us at  us.nttdata.com

Whenever possible, we hire locally to NTT DATA offices or client sites. This ensures we can provide timely and effective support tailored to each client’s needs. While many positions offer remote or hybrid work options, these arrangements are subject to change based on client requirements. For employees near an NTT DATA office or client site, in-office attendance may be required for meetings or events, depending on business needs. At NTT DATA, we are committed to staying flexible and meeting the evolving needs of both our clients and employees. NTT DATA recruiters will never ask for payment or banking information and will only use @nttdata.com and @talent.nttdataservices.com email addresses. If you are requested to provide payment or disclose banking information, please submit a contact us form,

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