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Applied Materials Architect - Directory PKI Services 
United States, Texas, Austin 
887309120

09.12.2025

$132,000.00 - $181,500.00Austin,TX, Toronto,CAN

Key Responsibilities

  • Design and implement scalable, secure AD and LDAP directory services for global enterprise environments.

  • Integrate AD/LDAP and PKI with cloud identity platforms such as Azure AD, AWS IAM, and MFA solutions(e.g security key, passkey etc.).

  • Perform regular maintenance, health checks, and performance tuning of AD, LDAP, and PKI systems.

  • Ensure high availability and disaster recovery readiness for identity infrastructure.

  • Troubleshoot complex issues including replication, authentication failures, and certificate errors.

  • Architect and manage internal PKI infrastructure including CA, RA, CRL, OCSP, and HSM integrations.

  • Define trust strategies and governance models for Certification Authorities (CAs).

  • Develop and maintain Certificate Policy and Certificate Practice Statements (CP/CPS).

  • Deploy and operate enterprise-grade PKI solutions including Microsoft ADCS and third-party platforms (e.g., DigiCert, Keyfactor, Venafi).

  • Implement certificate lifecycle management (CLM) processes including issuance, renewal, revocation, and automation.

  • Support application integrations for TLS/SSL, S/MIME, 802.1x, Smartcards, and Code Signing.

  • Ensure secure key creation, storage, and usage aligned with cryptographic standards and compliance requirements.

  • Develop automation scripts using PowerShell, Python, or Ansible for identity and certificate operations.

  • Integrate PKI and credential management into CI/CD pipelines and DevSecOps workflows.

  • Understanding of IAM solutions including SSO, MFA, and role-based access control.

  • Work with federation protocols (SAML, OAuth, OpenID Connect) and tools like ADFS, Keycloak, PingFederate.

  • Align identity and certificate services with ISO 27001, SOC 2, NIST, and GDPR frameworks.

  • Support internal and external audits with documentation, logs, and remediation plans.

  • Track and report service metrics, SLAs, KPIs, and KRIs for operational excellence.

  • Collaborate with global teams including IAM, Infrastructure, Security, and Application owners.

  • Provide excellent customer service to users and internal stakeholders.

  • Contribute to change management and documentation using ITSM tools.

  • Mentor team members and lead cross-functional technical initiatives.

Required Skills & Experience

  • 5-7 years of experience in enterprise IT infrastructure with specialization in AD, LDAP, and PKI.

  • Strong understanding of AD core concepts: FSMO roles, OU structure, GPOs, replication, RODCs, schema, and security.

  • Hands-on experience with Microsoft ADCS and PKI components: Root CA, Issuing CA, OCSP, CRLs, SCEP/NDES.

  • Experience with LDAP directories (OpenLDAP, Oracle Directory Services) and integration with enterprise systems.

  • Proficiency in scripting (PowerShell, Python) and automation tools (Ansible, Terraform).

  • Familiarity with certificate deployment across platforms: Windows, Linux/Unix, Apache, Tomcat, Java Keystore, F5, Azure Key Vault.

  • Working knowledge of ITIL framework (Incident, Change, Problem Management).

  • Prior experience with service management tools (e.g., ServiceNow, Remedy).

  • Strong analytical and problem-solving skills with ability to resolve high-impact production incidents.

  • Experience working with global teams and customers.

Additional Skills(Nice to have)

  • Microsoft certifications (e.g., Azure cloud and security certifications).

  • Experience with cloud-native identity platforms (HYPR, Azure AD, AWS IAM).

  • Familiarity with PAM tools.

  • Experience with containerized environments and Kubernetes certificate management.

  • Understanding of cryptographic algorithms(symmetric/asymmetric),digital signatures, and key management.

  • Interprets internal/external business challenges and recommends best practices to improve products, processes or services
    Has a good understanding of industry standard frameworks (NIST, CIS etc.)


Leadership

  • May lead functional teams or projects with moderate resource requirements, risk, and/or complexity

Full time

Assignee / Regular