Senior Network Administrator

3 days ago

Bengaluru, India Resillion Full time
Job Description

Job Role: Senior Network Administrator

Location: Bangalore (Hybrid Mode) 

Experience Range: 10-15 Years 

Overview: We are seeking an experienced Network Administrator to support our network operations and manage day-to-day changes in our network environment. The ideal candidate will have expertise in Fortinet Firewall, Forti Switches, and Forti WAP, along with a strong background in routing, switching, and network security.

  • Support daily network operations, implementing necessary changes to maintain optimal network performance.
  • Configure, manage, and troubleshoot Fortinet Firewalls, Forti Switches, and Forti Wireless Access Points (WAP).
  • Manage and troubleshoot routing, firewall, and switching systems with a strong focus on network security.
  • Diagnose and resolve firewall-related issues, with expertise in routing protocols, particularly OSPF.
  • Stay updated with industry knowledge on networking, telecommunications, VoIP, LAN/WAN, and TCP/IP administration.
  • Address network performance issues such as connectivity, bandwidth, and latency.
  • Plan and execute device backups, updates, upgrades, patches, and vulnerability remediation to ensure a secure and efficient network.
  • Manage severe or crisis incidents, coordinating with vendors and OEMs to ensure a smooth resolution.
  • Create and maintain detailed documentation of network configurations, troubleshooting processes, and best practices.
  • Participate in on-call rotations to handle critical network incidents and minimize downtime.
  • Proactively identify potential network issues and take corrective actions to mitigate risks.

Qualifications

  • Skills Required:

  • Technical Proficiency:

    • Strong knowledge of routing protocols (OSPF, BGP) and LAN switching, WAN, MPLS, and SD-WAN.
    • Expertise in TCP/IP protocol suite and application protocols (HTTP, HTTPS, FTP, SMTP, SNMP, SSL).
    • Proficiency in network security, including firewall policies, intrusion detection, and threat prevention.
    • Experience with Data Center architecture involving networking, server, and storage components.

  • Fortinet Expertise:

    • Practical experience with Fortinet products, including FortiGate Firewalls, Forti Switches, and Forti WAPs.

  • Troubleshooting and Analysis:

    • Strong analytical and troubleshooting abilities for maintaining enterprise data networks.
    • Experience with resolving network connectivity, performance, and latency issues.
    • Proficient in interpreting, preparing, and modifying high-level (HLD) and low-level (LLD) network diagrams.

  • Communication and Collaboration:

    • Effective communication and escalation management skills to liaise with customers and stakeholders.
    • Ability to lead severe incident management and coordinate across teams and external partners.

  • Service Management:

    • Familiarity with service management concepts and tools for monitoring, ticketing, and incident management.

  • Other Skills:

    • Attention to detail with a proactive approach to identifying and resolving network issues.
    • Strong problem-solving skills and ability to troubleshoot complex network configurations.


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