Senior MS Engineer - Security

NTT DATA, Inc.; Mumbai; On-site; INR 1,200,000 - 1,800,000; Full time

Job summary

NTT DATA, Inc. is seeking a skilled professional with minimum 6 years of experience in datacenter switching and routing to enhance our network security practices. This role involves troubleshooting security issues, managing policies, and ensuring compliance with security standards. The position will require the ability to provide real-time alerting, policy management, and effective communication skills. This is an on-site opportunity located in Mumbai, Maharashtra, India, part of a global team focused on diversity and equal opportunity.

Qualifications

• Minimum 6 years industry experience in datacenter switching/routing/network security.
• Good communication and documentation skills.
• Experience with ticket management and change request management systems.

Responsibilities

• Provide continuous monitoring of the microsegmentation environment.
• Ensure compliance with security standards to reduce risks.
• Generate reports for compliance and audits.
• Participate in design and policy review sessions.
• Respond to changes in the environment and adjust policies.

Skills

Industry experience in datacenter networking

Troubleshooting network connectivity issues

Microsegmentation tools installation

Security compliance

Policy management

Understanding of ITIL processes

Communication skills

Job description

Responsibilities and Qualifications

• Minimum 6 years industry experience in a datacenter switching/routing/network security.
• Experience in troubleshooting network connectivity and security issues.
• Provide continuous monitoring microsegmentation environment and policy management.
• Ensure compliance with security standards and reduce risks.
• Ensure coverage of all assets (servers, VMs, endpoints, applications).
• Maintain documents for policies applied (allow/deny rules).
• Install and configure microsegmentation tools for any new host.
• Deploy and test policy enforcement agents/modules.
• Configure traffic visibility and logging.
• Create allow list policies based on traffic baselining.
• Enforce least‑privilege access across applications and workloads.
• Policy simulation (test mode) and gradual enforcement rollout.
• Real‑time alerting for policy violations or anomalous behavior.
• Weekly/monthly reporting on policy effectiveness and risks.
• Regular review of policies for refinement.
• Respond to changes in the environment (e.g., new apps, infra changes).
• Remove obsolete rules and update based on traffic patterns.
• Investigation of segmentation‑related security incidents. Good understanding of incident management activities.
• Forensic support and containment assistance.
• Policy adjustments to prevent recurrence.
• Generate reports for MIS reporting/compliance/audits.
• Document change logs and access records.
• Provide policy updates and regular tuning.
• Deliver monthly reports and quarterly reviews.
• Participate in design and policy review sessions.
• Remediation of vulnerabilities unrelated to segmentation.
• Knowledge of ITIL processes (Incident, Problem, Change Management).
• Good communication and documentation skills.
• Technical ability to understand the issues related to day to day operations.
• Technical ability to provide basic fault finding and fault escalation.
• Good ability to follow and documented operational processes.
• Experience with ticket management and change request management systems.

Workplace type: On-site Working

Equal Opportunity Employer

NTT DATA is proud to be an Equal Opportunity Employer with a global culture that embraces diversity. We are committed to providing an environment free of unfair discrimination and harassment. We do not discriminate based on age, race, colour, gender, sexual orientation, religion, nationality, disability, pregnancy, marital status, veteran status, or any other protected category. Join our growing global team and accelerate your career with us. Apply today.