Senior Network Administrator

4 weeks ago

Pune, Maharashtra, India Genpact Full time

Senior Network Administrator – L3

Location: Pune

Experience: 8-14

Only Immediate joiners Preferred.

Mandatory Skills: Cisco Meraki, AWS & Azure Networking, VeloCloud

Kindly share resume to with Sub of "Network L3" along with Notice Period.

Job Summary

We are seeking a skilled Network Administrator to join our Network Infra team. The ideal candidate will have hands-on experience in designing, implementing & maintaining the Network infrastructure in a Hybrid setup.

Key Responsibilities

  • Design Implement & manage High-level enterprise network such as a 2-tier, 3-tier, fabric and cloud.
  • Design WAN connectivity for on-premises, hybrid and cloud solutions.
  • Design stable, secure and scalable routing designs with EIGRP/OSPF & BGP.
  • Design campus networks for high availability ( FHRP)
  • Solid understanding of networking concepts such as Layer-2 protocols, VLANs, STP, Routing concepts
  • Solid understanding of Networking, Cisco Catalyst, Meraki products, Velocloud, .
  • Design and Implement networks using Meraki MX security appliances, MS switches, and MR wireless access points.
  • Design and Implement using VeloCloud SD-WAN Edge, Gateways and orchestrator.
  • Troubleshoot routing protocols (EIGRP/OSPF or BGP )
  • Troubleshoot route map for routing protocols (attributes, tagging, filtering)
  • Troubleshoot loop prevention mechanisms (filtering, tagging, split-horizon, route poising)
  • Setting up of Azure VPCs, routing between cloud & On-prem, VPNs, firewall rules, and other network configurations, as well as troubleshooting connectivity and performance issues.
  • Working with other IT teams (e.g., systems administrators, security specialists) and potentially external vendors to implement and maintain the network infrastructure.
  • Configuring and managing Meraki wireless access points, including SSID settings, security policies, and guest access.
  • Ability to communicate effectively with both technical and non-technical audiences.

Required Skills & Experience

  • Solid understanding of network architecture for enterprises using Layer 2, Layer 3 and FHRP.
  • Experience with large-scale global network environments conducting Internet facing e-Commerce -BGP, OSPF, EIGRP, Multicast, LAN/WAN network design, configuration, and troubleshooting.
  • Deep understanding of network topologies.
  • Proficiency in creating network diagrams using tools like MS-Visio.
  • Ability to design and implement robust network security policies.
  • Deep Understanding of L2 technologies-VLANs/VLAN tagging, VTP, Spanning Tree, EtherChannel, port-channel, Gigabit/10Gigabit switched networks.
  • Deep Understanding of L3 technologies – VRF, Routing protocols (EIGRP/OSPF & BGP), VRRP, HSRP.
  • Deep understanding of AWS VPCs, Azure Vnets and establishing secure and efficient connections between on-premises and cloud environments.
  • Deep understanding of network security principles and best practices.
  • Expertise in troubleshooting tools (tcpdump, Wireshark, etc.)
  • Working knowledge of SolarWinds NPM, NCM, and NTA
  • Strong understanding of the organization's goals and objectives
  • Certifications:
  • CCNP: ENCOR,ENCC
  • CCIE Enterprise or Cloud
  • ITIL, Cloud Specific ( AWS Advanced Networking specialist, MS-Azure network engineer)
  • Cisco Meraki Certifications: Relevant Meraki certifications (e.g., CMNO, CMNA).
  • Strong problem-solving and troubleshooting skills.

Soft Skills

  • Exceptional written and oral communication skills.
  • Exceptional interpersonal skills, with a focus on listening and questioning skills.
  • Team player with a collaborative mindset.
  • Proactive and self-driven with attention to detail.

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