Security Engineer

Security Tooling Engineer

NTT DATA is one of the world’s largest global security services providers, with over 7,500 security SMEs. We work with leading security technology vendors and pride ourselves on delivering innovative and effective solutions. Our people, clients, and communities are at the core of what we do. We’re seeking individuals passionate about building a more secure and sustainable world.

The Security Tooling Engineer is responsible for the operation, maintenance, integration, and optimization of security platforms and tools that support the delivery of security services across NTT DATA and Service Recipients. This role ensures that security tooling operates reliably, integrates seamlessly with enterprise infrastructure, and complies with governance requirements outlined.

Platform Operations & Maintenance

• Operate and maintain security platforms in accordance with agreed Service Level Agreements (SLAs) as defined in Service Levels and KPIs
• Ensure high availability, performance, and reliability of all security tooling
• Monitor platform health and proactively address performance issues
• Manage platform upgrades, patches, and version control
• Provide monthly health and performance reports for all managed security platforms

Data Source Management & Integration

• Manage onboarding of data sources to security platforms (e.g., log sources to SIEM)
• Configure data parsing, normalization, and enrichment to ensure data quality
• Design and maintain dashboards and visualizations for security monitoring and reporting
• Ensure integration with other Security Services and Tooling across the ecosystem
• Integrate security tools with recipients clients or Global’s Splunk SIEM, CMDB, and ticketing systems
• Implement SSO (Single Sign-On) and MFA (Multi-Factor Authentication) integration with recipient clients or Global's identity and access management systems

Access Management & Governance

• Enforce Role-Based Access Control (RBAC) across all security platforms
• Conduct quarterly access reviews to ensure least-privilege access
• Manage user provisioning and deprovisioning for Global, Service Recipients, and authorized Supplier personnel
• Maintain auditable logs of all access changes
• Ensure all access changes are logged and auditable per clients requirements

Configuration & Change Management

• Manage security tool configurations in accordance with the Change Control Procedure
• Document all configuration changes and maintain configuration baselines
• Ensure configuration changes are approved by Global and/or Service Recipients before implementation
• Maintain configuration management database (CMDB) entries for all security tooling
• Support configuration audits and compliance reviews

Vulnerability & Patch Management

• Perform vulnerability scans of security tooling platforms in line with Vulnerability Management Service requirements
• Apply patches within timelines defined by recipient clients or Global policies and standards
• Report remediation status monthly
• Escalate unpatched critical vulnerabilities immediately to recipient clients or Global service
• Ensure security tooling platforms comply with recipient client or Global's patching policies

Incident & Problem Management

• Report tooling-related incidents (outages, performance issues, security events) to Global and or Service Recipients immediately
• Support Third Party vendor cases where Supplier actions affect system availability, integrity, or confidentiality
• Provide written notice of vulnerability disclosures and critical defects in tooling without undue delay
• Provide impact assessments and work‑around proposals for tooling issues
• Log all tooling-related incidents and vulnerabilities in the agreed ticketing system
• Provide monthly reports detailing incident trends, vulnerability status, and remediation progress

Tooling Replacement & Migration

• Support tooling replacement activities when recipient clients or Global decides to replace existing tools
• Participate in hypercare activities for Replacement Tooling up to and including implementation date
• Ensure seamless migration of configurations, data, and integrations to new platforms
• Retrain on new tooling as required clients
• Cease use of Replaced…