Senior Network Engineer

Skill: Senior Network Engineer

Location: Bangalore

Shift: 24/7 Rotational shift

Hybrid mode

Preferred Immediate to 15 days joiners

JD:

Network Engineering & Architecture scope:

1. Network Design and Architecture

• Designing network infrastructures for optimal performance, scalability, and redundancy. This includes LAN, WAN, SD-WAN, and cloud networking.
• Topological Design: Expertise in designing network topologies (star, mesh, hybrid, etc.) and determining how devices communicate with each other.
• Network Segmentation: Understanding of how to segment networks using VLANs, subnets, firewalls, and other segmentation techniques.
• Redundancy and Fault Tolerance: Design networks that provide redundancy using technologies like HSRP, VRRP, GLBP, and utilizing multiple ISPs, routers, or paths for network fault tolerance.

2. Routing and Switching

• In-depth knowledge of routing protocols for managing the path that network traffic takes across multiple devices.
• Layer 2 and Layer 3 Switching: Configuring advanced Layer 2 and Layer 3 switching technologies using Aruba switches and integrating with other devices on the network.
• Advanced Switching Techniques: Familiarity with technologies such as MPLS, VPLS, EtherChannel, and Spanning Tree Protocol (STP).

3. Network Security

• Firewall Configuration: Proficiency in designing and implementing firewalls (both hardware and software) and Palo Alto security appliances.
• Palo Alto Panorama: Proficiency in Panorama, Palo Alto’s centralized management system to configure, monitor, and report on multiple Palo Alto devices.
• VPN Technologies: Knowledge of IPsec, SSL VPNs, and site-to-site VPNs for secure remote access and site connectivity.
• Intrusion Detection and Prevention Systems (IDPS): Experience with setting up systems like IDS/IPS to monitor and protect networks from malicious traffic.
• Zero Trust Architecture: Implementing modern security models that assume no implicit trust, ensuring rigorous verification at every stage of access and communication.

4. Wireless Networking

• Wi-Fi Design and Optimization: Strong understanding of Wi-Fi planning and design for large-scale networks using Aruba's wireless access points. This includes expertise in 802.11 standards (Wi-Fi 5, Wi-Fi 6), RF planning, and site surveys.
• Wi-Fi Security: Implementing Wi-Fi security protocols like WPA3, 802.1X authentication.

5. Cloud Networking and Hybrid Solutions

• Cloud Networking: Experience with cloud providers like AWS, Microsoft Azure, and Google Cloud, and how to integrate them with on-premises networks using technologies like SD-WAN, VPC Peering, and Hybrid Cloud Networks.
• Cloud-Managed Networks: Proficiency with cloud-based network management tools like Meraki or Aruba Central.
• Multi-Cloud Connectivity: Designing architectures to connect multiple cloud environments and on-premises infrastructure efficiently.
• Experience with deploying Aryaka SD-WAN solutions, including configuring Aryaka devices, Cloud-First WAN connections, and Internet and MPLS backhauling.

6. Performance Optimization and Traffic Management

• Quality of Service (QoS): Experience in applying QoS policies to prioritize critical traffic (e.g., VoIP, video streaming).
• Bandwidth Management: Understanding and configuring techniques for managing bandwidth, such as traffic shaping and rate-limiting.
• Latency and Jitter Management: Ensuring network latency and jitter are minimized, especially for time-sensitive applications.

7. Network Monitoring and Troubleshooting

• Expertise in network monitoring tools like Wireshark, SolarWinds, Logic Monitor, PRTG Network Monitor, and Nagios to track network performance, diagnose issues, and optimize the network.
• Knowledge of SNMP (Simple Network Management Protocol) and how it can be used to gather data and manage network devices.
• Ability to troubleshoot and resolve issues across various layers of the network stack (physical, data link, network, transport, etc.).

8. Virtualization and SDN (Software-Defined Networking)

• SDN: Experience in designing and managing software-defined networks, allowing centralized control and automation of network configuration.
• Network Function Virtualization (NFV): Understanding the use of virtualized network functions instead of traditional hardware-based appliances for cost-efficiency and scalability.
• Network Virtualization: Knowledge of creating virtual networks, such as in VMware NSX or Microsoft Hyper-V, and network overlays (VXLAN).

9. Automation and Scripting

• Network Automation: Familiarity with automation tools to automate configuration tasks, monitoring, and troubleshooting.
• PDQ: Familiarity with PDQ Inventory scan
• Zero-Touch Provisioning (ZTP): Implementing ZTP for automatic deployment and configuration of Aruba devices without manual intervention

10. Data Center Networking

• Knowledge of data center networks (both physical and virtual).
• Data Center Automation: Understanding of tools like VMware NSX to automate network provisioning and management in a data center.
• Expertise in load balancing techniques and deploying hardware/software load balancers for high availability.
• Designing disaster recovery (DR) solutions that ensure business continuity in case of network failures.
• Implementing high availability (HA) solutions, including redundant links, automatic failover, and load balancing to ensure minimal downtime.

11. IP Addressing and Subnetting

• Deep understanding of IP addressing (IPv4, IPv6), subnetting, and address planning.
• Proficiency with Network Address Translation (NAT) and Private/Public IP management.

12. Aruba Product Knowledge

• Aruba Wireless Solutions: Expertise in Aruba's wireless networking offerings, including Aruba Access Points (APs), Aruba Controllers, and Aruba Instant On solutions for small to medium-sized enterprises (SMEs).
• Aruba Switches: In-depth knowledge of Aruba's wired network switches, including the Aruba CX series for campus, branch, and data center networks.
• Aruba Central: Understanding of Aruba Central, a cloud-based network management platform that provides centralized monitoring, configuration, and analytics for Aruba network devices.
• Aruba SD-WAN: Expertise in Aruba EdgeConnect for SD-WAN (Software-Defined Wide Area Networking) solutions, enabling secure, scalable, and cost-effective WANs.

13. Documentation and Compliance

• Ability to create network diagrams, documentation, and standard operating procedures (SOPs) for network infrastructure.
• Familiarity with industry standards and compliance regulations (e.g., HIPAA, PCI-DSS, ISO 27001) for network security and design.