Senior Security Auditor

Role Overview

• Provide senior-level audit program operations and security assurance support for a global security audit program
• Own day-to-day operations of the global supply chain security audit program, ensuring overall quality control and adherence to customer requirements
• Maintain and continuously update the audit calendar; coordinate scheduling with internal stakeholders and third‑party partner sites (e.g., contract manufacturers)
• Plan and execute on-site or virtual audits as required; manage audit logistics, evidence requests, meeting agendas, and pre-audit readiness activities
• Assess partner-site network topology and configuration against defined security requirements; document gaps, risks, and recommendations
• Produce high-quality audit reports, including findings, severity/risk rationale, and Corrective Action Plans (CAP) where applicable
• Review submitted audit results (from internal/partner contributors) for accuracy, completeness, and quality; drive rework where needed
• Track remediation actions and open items; coordinate with audit teams and partner-site IT teams to drive timely closure of security gaps and remediation bugs
• Conduct supply-chain related data security risk assessments and provide written reports with mitigation recommendations; may include mock ISMS/ISO 27001 readiness audits
• Support planning and coordination for new security implementations (e.g., kick-off coordination, golden image rollouts, authentication updates) by aligning stakeholders, timelines, and required actions
• Develop slide decks and support kick-off and executive update presentations for partner sites and program stakeholders
• Provide light security operations coordination support (e.g., triage and reassignment of EDR detection tickets to partner sites; follow up on remediation status)
• Deliver regular operational reporting (weekly/monthly/quarterly and as required) including progress updates, current status, KPIs, insights, and analysis
• Prepare operational forecasts (weekly/monthly/quarterly/bi-annual/annual) with assumptions and risk/opportunity assessments
• Serve as a country or site lead point of contact when assigned; manage stakeholder communications and escalation paths effectively
• Maintain strict confidentiality of customer and site information; adhere to customer and site IT policies and procedures

Requirements

• 6–10+ years of experience in security auditing, security assurance, GRC, or security assessments
• Experience with third‑party/vendor or supply-chain audits is highly preferred
• Demonstrated experience running audit program operations: scheduling, readiness, evidence management, reporting, CAP creation, and remediation tracking to closure
• Working knowledge of ISO/IEC 27001 (ISMS) and common security control domains; ability to perform readiness reviews and control mapping
• Solid understanding of enterprise networks and security fundamentals to review network topology/configuration and identify control gaps
• Strong stakeholder management and communication skills; able to engage with cross-functional internal teams and partner-site IT teams across geographies
• Excellent written English skills with proven ability to produce structured audit reports, executive summaries, KPIs, and forecasts
• Comfortable working across time zones and managing multiple sites/workstreams; highly organized and detail-oriented
• Willingness and ability to travel domestically and internationally as required
• Preferred Certifications: CISA, CISSP, ISO/IEC 27001 Lead Auditor/Lead Implementer (or equivalent)

Benefits

• Opportunity to make an impact with NTT DATA
• Technical excellence and leading innovations
• Diverse and inclusive workplace