NTT Ltd. is a leading, global technology services company that helps clients and communities do great things with technology to enable a more secure and connected future. As an End User Services – Digital Workplace Security Engineer, you will be responsible for implementing, maintaining, and architecting secure digital workplace solutions, primarily within the Microsoft security ecosystem.
Key Responsibilities
Security Engineering & Governance
- Implement and maintain security baselines across identity, endpoints, messaging, data, and collaboration workloads (Microsoft Security Baselines, CIS Benchmarks).
- Deploy, configure, and operationalize Microsoft Defender XDR, Defender for Cloud (cloud & hybrid posture management), and Microsoft Sentinel (SIEM/SOAR operations and automation).
- Develop, tune, and maintain SIEM/SOAR use cases, Detection rules, KQL-based analytics, and Automation playbooks.
- Lead security incident investigations from detection and containment to root-cause analysis and remediation across identity, endpoints, messaging, and email security.
- Implement and maintain Microsoft Purview governance controls, including Retention & records management, eDiscovery, Audit & Insider Risk, and Information Protection & DLP.
Modern Workplace Architecture & Engineering
- Design secure architectures across Entra ID, AD DS, hybrid identity, Intune & ManageEngine Endpoint Central, Conditional Access, Zero Trust policies, and Role-based access.
- Architect secure and resilient messaging solutions using Exchange Online, Exchange Server, and Mimecast (email security, threat protection, continuity).
- Lead modernization projects involving identity hardening, endpoint standardization (security baselines), and platform migrations.
- Conduct technical health checks, configuration assessments, risk evaluations, and environment hardening across all EUS technologies.
Escalation, Operations & Service Reliability
- Serve as L3/L4 escalation authority for complex security, identity, endpoint, messaging, and cloud incidents.
- Ensure SLA compliance for P1/P2 incidents through advanced troubleshooting and root-cause analysis.
- Maintain operational reliability, security posture, and performance across all Digital Workplace platforms.
- Drive continuous improvement cycles to enhance availability, compliance alignment, and threat resilience.
Presales, Advisory & Client Engagement
- Lead security-focused presales engagements including workshops, assessments, PoCs, and RFP technical responses.
- Produce secure, scalable solution architectures aligned with Microsoft security frameworks (Zero Trust, MCRA frameworks).
- Translate business risks and compliance requirements into actionable technical designs.
- Act as a trusted advisor on cyber posture improvement and workplace modernization strategies.
Requirements
Qualifications & Experience
- Bachelor’s degree in IT, Computer Science, Information Systems, or a related field.
- 5+ years of experience in cybersecurity, security operations, Modern Workplace engineering, or identity management.
- Prior experience in enterprise IT environments, SOC operations, or security engineering.
- Hands‑on experience architecting and supporting Modern Workplace technologies.
Technical Competencies
- Strong experience with Microsoft Sentinel, SIEM/SOAR, and threat detection methodologies.
- Expertise across M365, Entra ID, AD DS, Intune, ManageEngine, Exchange, and email security platforms.
- Hands‑on experience with incident response, KQL, PowerShell, Python, and investigative analysis processes.
- Deep understanding of identity security, endpoint protection, hybrid identity, and the Microsoft security stack.
Professional Attributes
- Excellent communication, documentation, and stakeholder‑management skills.
- Able to translate complex security concepts for non‑technical audiences.
- Strong analytical mindset, detail‑oriented, and able to work in high‑pressure environments.
- Highly collaborative with cross‑functional teams (support, sales, presales, engineering).
How to Apply
Interested and qualified candidates should apply online through the NTT Ltd careers portal by visiting the following link: Apply for Digital Workplace Security Engineer
