Network Support Engineer

4 weeks ago


Mumbai, Maharashtra, India Recruitment Firm Full time
Job Summary:

We are seeking a skilled Network Support Engineer to join our team at Recruitment Firm. As a Network Support Engineer, you will be responsible for providing technical support and maintenance for our data center infrastructure.

Key Responsibilities:
  • Configure and troubleshoot L2 and Layer-3 protocols using templates
  • Work with Firewall Devices - Fortigate, Sophos, etc
  • Provide client support - L1 / L2 level
  • Troubleshoot outages - L1 / L2 Level
  • Perform maintenance activities - L1 / L2 level
  • Monitor / Health checks of devices, connectivity, etc
  • Create and maintain documentation
  • Apply development/debugging in Linux env using Python [SDK + API]
  • Debug/Troubleshoot client-side issues on B2B environments
  • Familiarity with ticket-based case management
  • Notify and escalate on back channels [L3 Support and developers] to local and remote management while staying engaged technically with the customer
  • Rapidly research through both internal and external knowledge base while maintaining engaged with the customer
  • Configure and troubleshoot the issue with RAID configurations using tools like mdadm and smartctl
  • Knowledge of PCI and PCIe and troubleshoot PCI issues using tools like lspci and lshw
  • Host from the Service Processor from the host using tools like RKVM, IPMI tool
  • Knowledge of booting a system in order to run a rescue process
  • Describe the configuration and troubleshooting of users and groups
  • Knowledge of configuration file locations and related commands such as user-, group-, id, getent, passwd, etc
  • Knowledge of interact with Red Hat and Ubuntu Support and diagnostic collection with tools such as SOS Report, case filing techniques
  • Log file locations / assess OS health using the journalctl command and flags/switches
  • Describe how to use both RedHat and Ubuntu Services management and how to start, stop and debug a failing service.
  • Describe the packaging for both Red Hat and Ubuntu and how to upgrade, downgrade and troubleshoot failures using tools such as apt, yum, dnf, etc.
  • Describe setup of crontab scheduling, log rotation
  • Describe setup and configuration of Auditing
  • System performance monitoring using tools such as top, mem, strace, iostat, vmstat, htop, iotop
  • Understand basic IP services like routing, netstat -r, name services, DNS
  • Configure IP number as per standard 'classes' and configure and troubleshoot sshd
  • Understand the basics of shell scripting specifically bash
  • Should have understanding of the difference between containers and VMs
  • Data Center Interaction: Configure and troubleshoot NFS storage, LDAP, DNS configurations
  • Knowledge of standard networking protocols like Spanning Tree (STP, different types), LAG, VLAN (tagged vs untagged)
  • Manage a 'managed switch', simple troubleshooting of port-down, Firewall and NAT knowledge, accessing 'mgmt interface' and 'serial console'


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