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Networking Managed Services Engineer (L3)

India, Mumbai · Job Posted May 20, 2026
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Job Description

As a Networking Managed Services Engineer (L3) at NTT DATA, you will lead in providing exceptional managed services to our clients. Your day will revolve around proactively identifying and resolving technical incidents and problems, ensuring our clients meet all service level agreement (SLA) conditions, identify root cause of critical incidents and implement solutions for problems identified. With your advanced technical expertise, you will manage high-complexity tickets, conduct thorough analyses, and provide resolutions to a variety of complex issues, all while coaching and mentoring junior team members. Important responsibility is to create knowledge articles for frequent tasks/issues and train junior team members in executing those tasks. Provide inputs to automation teams to reduce manual efforts. You will ensure that our clients' infrastructure is configured, installed, tested, and operational, performing necessary checks and employing monitoring tools to respond to alerts in a timely manner. Your role will involve identifying and logging problems before they escalate, analysing and escalating support calls, and investigating third-line support calls to find root causes and solutions. Additionally, you will provide onsite technical support and field engineering services to clients, work closely with third-party vendors for issue escalation, and offer continuous feedback and updates to all involved parties. Through your efforts, you will drive operational improvements and optimize work processes, including opportunities for automation. You may also have the opportunity to manage and implement projects within the technology domain, deliver disaster recovery functions and tests, and improve the quality of incidents and service requests through random monthly reviews. Your work will play a key role in delivering high-quality services that ensure a positive client experience throughout their journey with us.

Job Responsibility

  • Lead in providing exceptional managed services to clients
  • proactively identify and resolve technical incidents and problems
  • ensure clients meet all SLA conditions
  • identify root cause of critical incidents and implement solutions
  • manage high-complexity tickets
  • conduct thorough analyses and provide resolutions
  • coach and mentor junior team members
  • create knowledge articles for frequent tasks/issues
  • train junior team members
  • provide inputs to automation teams
  • ensure client infrastructure is configured, installed, tested, and operational
  • perform necessary checks and employ monitoring tools
  • identify and log problems
  • analyze and escalate support calls
  • investigate third-line support calls
  • provide onsite technical support and field engineering services
  • work with third-party vendors for issue escalation
  • provide continuous feedback and updates
  • drive operational improvements and optimize work processes
  • manage and implement projects
  • deliver disaster recovery functions and tests
  • improve quality of incidents and service requests through random monthly reviews

Requirements

  • Proficiency in Pulse Secure SSL VPN, Virtual Juniper, Palo Alto, Fortinet Firewalls, Cisco Nexus switches, ASr and ISr routers, Cisco ACS, ISE, Meraki switches and access points, enterprise network architecture, routing protocols (BGP, OSPF, EIGrP), network address translation, and troubleshooting uplinks to ISPs for dIA, MPLS, and P2P circuits
  • Advanced Certifications on at least one or two above mentioned technologies
  • Excellent planning and project management abilities, taking changing circumstances into account
  • Strong communication skills, with the ability to work across different cultures and social groups
  • Effective active listening skills
  • A client-focused approach, prioritizing their requirements and creating positive experiences
  • Adaptability to changing circumstances and the ability to work diligently when necessary
  • A positive outlook and the ability to work well under pressure
  • A bachelor's degree in IT/Computing or equivalent work experience

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  • Proficiency in Pulse Secure SSL VPN, Virtual Juniper, Palo Alto, Fortinet Firewalls, Cisco Nexus switches, ASr and ISr routers, Cisco ACS, ISE, Meraki switches and access points, enterprise network architecture, routing protocols (BGP, OSPF, EIGrP), network address translation, and troubleshooting uplinks to ISPs for dIA, MPLS, and P2P circuits
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Job Responsibility
  • Lead in providing exceptional managed services to our clients
  • Proactively identify and resolve technical incidents and problems
  • Ensure our clients meet all service level agreement (SLA) conditions
  • Identify root cause of critical incidents and implement solutions for problems identified
  • Manage high-complexity tickets, conduct thorough analyses, and provide resolutions to a variety of complex issues
  • Coach and mentor junior team members
  • Create knowledge articles for frequent tasks/issues and train junior team members
  • Provide inputs to automation teams to reduce manual efforts
  • Ensure clients' infrastructure is configured, installed, tested, and operational
  • Perform necessary checks and employ monitoring tools to respond to alerts
  • Fulltime
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Networking Managed Services Engineer (L3)

As a Networking Managed Services Engineer (L3) at NTT DATA, you will lead in pro...
Location
Location
India , Mumbai
Salary
Salary:
Not provided
nttdata.com Logo
NTT DATA
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Proficiency in Pulse Secure SSL VPN, Virtual Juniper, Palo Alto, Fortinet Firewalls, Cisco Nexus switches, ASr and ISr routers, Cisco ACS, ISE, Meraki switches and access points, enterprise network architecture, routing protocols (BGP, OSPF, EIGrP), network address translation, and troubleshooting uplinks to ISPs for dIA, MPLS, and P2P circuits
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  • Excellent planning and project management abilities, taking changing circumstances into account
  • Strong communication skills, with the ability to work across different cultures and social groups
  • Effective active listening skills
  • A client-focused approach, prioritizing their requirements and creating positive experiences
  • Adaptability to changing circumstances and the ability to work diligently when necessary
  • A positive outlook and the ability to work well under pressure
  • A bachelor's degree in IT/Computing or equivalent work experience
Job Responsibility
Job Responsibility
  • Lead in providing exceptional managed services to our clients
  • Proactively identify and resolve technical incidents and problems
  • Ensure clients meet all service level agreement (SLA) conditions
  • Identify root cause of critical incidents and implement solutions for problems identified
  • Manage high-complexity tickets
  • Conduct thorough analyses and provide resolutions to complex issues
  • Coach and mentor junior team members
  • Create knowledge articles for frequent tasks/issues and train junior team members
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  • Ensure clients' infrastructure is configured, installed, tested, and operational
  • Fulltime
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Networking Managed Services Engineer (L3)

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Until further notice
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  • Proficiency in Pulse Secure SSL VPN, Virtual Juniper, Palo Alto, Fortinet Firewalls, Cisco Nexus switches, ASr and ISr routers, Cisco ACS, ISE, Meraki switches and access points, enterprise network architecture, routing protocols (BGP, OSPF, EIGrP), network address translation, and troubleshooting uplinks to ISPs for dIA, MPLS, and P2P circuits
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  • Strong communication skills, with the ability to work across different cultures and social groups
  • Effective active listening skills
  • A client-focused approach, prioritizing their requirements and creating positive experiences
  • Adaptability to changing circumstances and the ability to work diligently when necessary
  • A positive outlook and the ability to work well under pressure
  • A bachelor's degree in IT/Computing or equivalent work experience
Job Responsibility
Job Responsibility
  • Lead in providing exceptional managed services to clients
  • Proactively identify and resolve technical incidents and problems
  • Ensure clients meet all service level agreement (SLA) conditions
  • Identify root cause of critical incidents and implement solutions
  • Manage high-complexity tickets, conduct thorough analyses, and provide resolutions to complex issues
  • Coach and mentor junior team members
  • Create knowledge articles for frequent tasks/issues and train junior team members
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  • Perform necessary checks and employ monitoring tools to respond to alerts
  • Fulltime
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Networking Managed Services Engineer (L3)

Join NTT DATA as a Networking Managed Services Engineer (L3) and lead in providi...
Location
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India , Bangalore
Salary
Salary:
Not provided
nttdata.com Logo
NTT DATA
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Proficiency in Pulse Secure SSL VPN, Virtual Juniper, Palo Alto, Fortinet Firewalls, Cisco Nexus switches, ASr and ISr routers, Cisco ACS, ISE, Meraki switches and access points, enterprise network architecture, routing protocols (BGP, OSPF, EIGrP), network address translation, and troubleshooting uplinks to ISPs for dIA, MPLS, and P2P circuits
  • Advanced Certifications on at least one or two above mentioned technologies
  • Excellent planning and project management abilities, taking changing circumstances into account
  • Strong communication skills, with the ability to work across different cultures and social groups
  • Effective active listening skills
  • A client-focused approach, prioritizing their requirements and creating positive experiences
  • Adaptability to changing circumstances and the ability to work diligently when necessary
  • A positive outlook and the ability to work well under pressure
  • A bachelor's degree in IT/Computing or equivalent work experience
Job Responsibility
Job Responsibility
  • Proactively identifying and resolving technical incidents and problems
  • Ensuring clients meet all service level agreement (SLA) conditions
  • Identifying root cause of critical incidents and implementing solutions
  • Managing high-complexity tickets, conducting thorough analyses, and providing resolutions
  • Coaching and mentoring junior team members
  • Creating knowledge articles for frequent tasks/issues and training junior team members
  • Providing inputs to automation teams to reduce manual efforts
  • Ensuring clients' infrastructure is configured, installed, tested, and operational
  • Performing necessary checks and employing monitoring tools to respond to alerts
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Expiration Date
Until further notice
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  • Strong understanding of ITIL processes
  • Proven experience working with vendors and/or third parties
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  • Active listening skills and adaptability to changing client needs
  • Client-focused approach to create positive client experiences throughout their journey
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  • Ensuring client infrastructure is configured, tested, and operational
  • Pre-emptive service incident resolution, product reviews, and operational improvements
  • Managing high-complexity tickets, performing advanced tasks, and providing diverse solutions
  • Mentoring junior team members
  • Working across various technology domains such as Cloud, Security, Networking, and Applications
  • Conducting necessary checks, applying monitoring tools, and responding to alerts
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NTT DATA
Expiration Date
Until further notice
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Requirements
  • Bachelor's degree or equivalent qualification in IT/Computing (or demonstrated equivalent work experience)
  • Certifications relevant to the services provided (certifications carry additional weightage on a candidate's qualification for the role)
  • Relevant certifications include (but not limited to) - VMware certified Professional: DATA Centre Virtualization
  • VMware Certified Specialist – Cloud Provider
  • VMware Site recovery Manager: Install, Configure, Manage
  • Microsoft Certified: Azure Architect Expert
  • AWS Certified: Solutions Architect Associate
  • Veeam Certified Engineer (VMCE)
  • Rubrik Certified Systems Administrator
  • Storage HDS
Job Responsibility
Job Responsibility
  • Works independently, with general direction from the client, stakeholders, team lead, or senior manager, to perform operational tasks to resolve all escalated incidents/requests in a timely manner within the agreed SLA
  • Timely and consistent updates of tickets with resolution tasks performed
  • Proactively identifies, investigates, analyses issues and errors prior to or when they occur and log all such incidents in a timely manner
  • Captures all required and relevant information for immediate resolution
  • Provides forth level support to all escalated incidents, requests and identify the root cause of incidents and problems, respond to tickets where third line engineer teams were unable to fix the problem
  • Shares such knowledge, to resolve issues, document them, and push the knowledge down to other engineers
  • Communicates with other teams and clients for extending support
  • Acts as emergency support contact as needed, for critical client and business-impacting issues
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Cross Technology Managed Services Engineer (L3)

Make an impact with NTT DATA. Join a company that is pushing the boundaries of w...
Location
Location
Singapore , Singapore
Salary
Salary:
Not provided
nttdata.com Logo
NTT DATA
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor's degree or equivalent qualification in IT/Computing (or demonstrated equivalent work experience)
  • Certifications relevant to the services provided (certifications carry additional weightage on a candidate’s qualification for the role)
  • Expert-level management of Cisco or FortiGate
  • Zero Trust Architecture (ZTA) / SASE
  • Segmentation: Micro-segmentation and logical network segmentation (VLANs, VRFs)
  • Cloud Network Security: AWS/Azure/GCP network security controls (VPC, Security Groups, NSGs)
  • NAC: Cisco ISE or similar Network Access Control systems
  • IDS/IPS & WAF (Web Application Firewalls, e.g., F5, Cloudflare)
  • Automation: Basic scripting skills in Python and use of Ansible for security configuration
  • SIEM: Familiarity with Splunk or Microsoft Sentinel for log analysis
Job Responsibility
Job Responsibility
  • Define and Lead Network Security Strategy: Understand, architect, design, and champion the overall network security posture and roadmap for the entire organization (on-premise, cloud, hybrid)
  • L3/L4 Incident Management & Root Cause Analysis: Act as the highest-tier escalation point for complex and critical network security incidents and failures, driving resolution and preventative measures
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  • Policy Development and Review: Establish and enforce comprehensive security policies, standards, and baselines across all network devices and segmentation zones
  • Cloud Network Security Architecture: Design secure networking patterns for cloud environments (e.g., AWS VPCs, Azure VNet security groups, Transit Gateways) integrated with on-premise solutions
  • Disaster Recovery (DR) and Business Continuity: Develop and regularly test network security components of the DR and Business Continuity plans
  • Technology Evaluation: Evaluate and recommend new security technologies and tools (e.g., SASE, Zero Trust Network Architecture) to improve the organization's defensive capabilities
  • Mentorship and Documentation: Create high-quality documentation (HLD/LLD) and mentor junior engineers on security best practices and advanced troubleshooting techniques
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  • Fulltime
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Cross Technology Managed Services Engineer (L3)

As a Cross Technology Managed Services Engineer (L3) at NTT DATA, your primary r...
Location
Location
India , Chennai
Salary
Salary:
Not provided
nttdata.com Logo
NTT DATA
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Extensive Managed Services experience handling complex cross-technology infrastructure
  • Strong understanding of ITIL processes
  • Proven experience working with vendors and/or third parties
  • Ability to communicate and work across different cultures and social groups
  • Effective planning skills, even in changing circumstances
  • Positive outlook and ability to work well under pressure
  • Active listening skills and adaptability to changing client needs
  • Client-focused approach to create positive client experiences throughout their journey
  • Bachelor's degree or equivalent qualification in IT/Computing (or demonstrated equivalent work experience)
Job Responsibility
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  • Proactively identifying and resolving technical incidents
  • Ensuring client infrastructure is configured, tested, and operational
  • Pre-emptive service incident resolution, product reviews, and operational improvements
  • Managing high-complexity tickets
  • Performing advanced tasks and providing diverse solutions while ensuring zero missed SLA conditions
  • Mentoring junior team members
  • Working across various technology domains such as Cloud, Security, Networking, and Applications
  • Conducting necessary checks, applying monitoring tools, and responding to alerts
  • Logging incidents with required detail
  • Analyzing, assigning, and escalating support calls
  • Fulltime
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