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NTT DATA Logo NTT DATA · IT - Administration

Security Managed Services Engineer (L3)

India, Mumbai · Job Posted April 24, 2026
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Job Description

Join NTT DATA as a Security Managed Services Engineer (L3) and play a vital role in ensuring the security and robustness of client infrastructures. You will be responsible for resolving complex technical incidents, managing security infrastructure, and mentoring junior team members. A bachelor's degree in IT or equivalent experience is required, along with a strong background in ITIL processes and client communication. This position offers an opportunity to work in a dynamic environment with a focus on operational improvements and project management.

Job Responsibility

  • Proactively identifying and resolving technical incidents
  • Performing necessary checks and applying monitoring tools
  • Ensuring that all assigned infrastructure at client sites is correctly configured, installed, tested, and operational from the start
  • Diving into third-line support calls to uncover root causes of incidents and problems
  • Engaging with clients daily to provide continuous feedback and update them about system statuses
  • Maintaining zero missed service level agreement (SLA) conditions
  • Identifying root cause of critical incidents and implementing solutions
  • Handling tickets of high complexity and delivering advanced solutions
  • Contributing to operational improvements
  • Creating knowledge articles for frequent tasks/issues and training junior team members
  • Providing inputs to automation teams to reduce manual efforts
  • Coaching and mentoring junior team members on advanced technical troubleshooting and best practices
  • Managing and implementing projects within technology domain
  • Optimizing work processes
  • Working on disaster recovery functions

Requirements

  • Proven experience handling complex security infrastructure within a managed services environment
  • Strong background in IT engineering, preferably within medium to large ICT organizations
  • Deep working knowledge of ITIL processes
  • Proficiency in planning activities and projects well in advance
  • Strong client-focused approach, ensuring a positive client experience
  • Excellent communication skills, with the ability to work across different cultures and social groups
  • Effective listening skills and an ability to adapt to changing circumstances
  • Ability to remain calm and positive under pressure, and willingness to work longer hours when necessary
  • Bachelor's degree or equivalent qualification in IT/Computing or equivalent work experience
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