Senior Associate Network & Security Engineer

NTT Global Data Centers; Mumbai City; On-site; INR 1,200,000 - 1,800,000; Full time

Job summary

NTT Global Data Centers seeks a Senior Associate Network Engineer to design, implement, and optimize sophisticated data center networks. You will collaborate with senior engineers, architects, and cross‑functional teams to ensure stability, security, and high performance across LAN, WAN, and data center infrastructure.

The role requires hands‑on experience with routers, switches, firewalls, load balancers, and wireless APs, plus strong network monitoring and security practices.

Qualifications

• Bachelor's degree in IT/CS or related field.
• Certifications in CCNA/CCNP/JNCIA or cloud networking favored.
• Experience in data center networking environments.
• Willingness to pursue relevant certifications.

Responsibilities

• Collaborates with senior network engineers to design, implement, and optimize network solutions.
• Configures and manages routers, switches, firewalls, load balancers, and wireless access points.
• Implements security measures including VPNs and IDS/IPS.
• Monitors network performance and conducts troubleshooting to resolve issues.
• Creates comprehensive network diagrams and incident reports.
• Works with cross‑functional teams to ensure seamless integration of network solutions.
• Keeps up to date with networking trends and industry best practices.
• Mentors junior team members and supports project delivery.

Skills

Networking concepts

LAN/WAN design

Network security practices

Troubleshooting & diagnostics

Documentation & reporting

Leadership & mentorship

Education

Bachelor's degree in Information Technology or Computer Science

Cloud networking certifications (Azure, AWS, Google)

CCNA / CCNP / JNCIA or equivalent

Tools

AWS/Azure network services

Firewall/VPN configuration

Network monitoring tools

Job description

Make an impact at NTT Global Data Centers

Join NTT Global Data Centers and be part of a team that drives innovation and sustainability in the digital world. With over 150 data centers across more than 20 countries globally, we offer unparalleled opportunities to work on cutting-edge technology and transformative projects. Experience a collaborative, innovative, and inclusive workplace where your ideas are valued, and your growth is supported.

Your role at a glance

The Senior Associate Network Engineer is a developing subject matter expert, responsible for leveraging their networking skills and experience to support, design, and optimize company network infrastructure.

This role works closely with network engineers, architects, and cross-functional teams to ensure the stability, security, and performance of the network environment.

The Senior Associate Network Engineer represents a progression from an Associate Network Engineer, requiring a higher level of expertise and responsibilities.

What we are looking for

Key Roles and Responsibilities

• Collaborates with senior network engineers to design, implement, and optimize network solutions, including LAN, WAN, and data centre networks
• Contributes to network architecture discussions and provide technical input
• Configures and manages network devices such as routers, switches, firewalls, load balancers, and wireless access points
• Implements advanced features and protocols to enhance network functionality
• Diagnoses and resolves network issues, utilising advanced troubleshooting techniques and tools
• Analyses network traffic patterns to identify performance bottlenecks and recommends improvements
• Implements and maintains network security measures, including firewall rules, access controls, VPNs, and intrusion detection/prevention systems
• Utilises network monitoring tools to proactively monitor network performance, analyse trends, and take corrective actions to optimize network efficiency and reliability
• Creates and maintains comprehensive network documentation, including detailed network diagrams, configurations, procedures, and incident reports
• Collaborates with cross-functional teams, including systems administrators, security teams, and application developers, to ensure seamless integration of network solutions
• Communicates technical concepts clearly to both technical and non-technical stakeholders
• Contributes to network-related projects, migrations, upgrades, and expansions
• Follows project plans, meets deadlines, and provides technical expertise to ensure successful project outcomes
• Stays updated with emerging networking technologies, trends, and industry best practices
• Pursues relevant certifications and training to enhance networking skills

Knowledge, Skills and Attributes

• Strong understanding of networking concepts, protocols, architectures, and services
• Proficiency in configuring and managing network devices, including routers, switches, firewalls, and load balancers
• In-depth knowledge of network protocols and technologies such as BGP, OSPF, VLANs, VPNs, QoS, and security protocols
• Hands-on experience with network monitoring and analysis tools
• Strong documentation and communication skills to convey technical information effectively
• Ability to diagnose and resolve complex network issues using analytical problem-solving skills
• Project participation experience, including adherence to project timelines and deliverables
• Familiarity with network security principles and best practices
• Proficient in using network administration and configuration tools
• Leadership and mentorship skills to guide junior team members

Academic Qualifications and Certifications

• Bachelor’s degree or equivalent in Information Technology, Computer Science, or a related field
• Relevant cloud provider Network Administration certification (Azure, Google, Amazon)
• Relevant certifications such as CompTIA Network+, Cisco Certified Network Associate (CCNA), or Juniper Networks Certified Associate (JNCIA) are beneficial
• Relevant certifications such as Cisco Certified Network Associate (CCNA), Cisco Certified Network Professional (CCNP), or equivalent certifications are preferred

Required Experience

• Extended relevant experience in networking, including previous experience as an Associate Network Engineer or similar role
• Extended experience working in a networking environment
• Some experience with network security
• Extended WAN and LAN experience
• Extended experience in wireless equipment, protocols, standards, and wireless LAN design
• Extended experience with cloud networking (AWS, Azure, etc.) is a plus

Who we are

As the third largest data center provider, we operate over 150 data centers in more than 20 countries and regions. We understand that every business – large and small – has its own unique needs and goals. We offer local-to-global data center expertise, aligned with our connected platform of AI-ready data centers to create solutions that enable our clients to seamlessly scale their digital businesses, anywhere and anytime.