Network Engineer

3 days ago

Thiruvananthapuram, Kerala, India Crossgen Technologies Pvt Ltd Full time ₹ 30,00,000 - ₹ 36,00,000 per year

Minimum 3 yrs. experience similar role

  • Design and implement network topologies based on business requirements.
  • Plan LAN/WAN architecture for high availability and scalability.
  • Ensure redundancy and failover mechanisms (HSRP, VRRP, GLBP).
  • Optimize network performance using QoS (Quality of Service) technique
  • Configure and maintain routing protocols such as OSPF, EIGRP, BGP, and RIP.
  • Optimize route selection and load balancing using route summarization and policy-based routing (PBR).
  • Hands-on experience in the installation, configuration, and commissioning of Juniper ,Cisco and HPE Aruba network switches, along with deployment and integration of enterprise-grade firewalls.
  • Implement static and dynamic routing for seamless communication.
  • Troubleshoot routing issues using traceroute, ping, and debugging tools.
  • Configure Layer 2 and Layer 3 switches (Cisco, Juniper, Arista, HP).
  • Implement VLANs, trunking (802.1Q), and inter-VLAN routing.
  • Set up Spanning Tree Protocol (STP, RSTP, MSTP) to prevent loops.
  • Implement Port Security, DHCP Snooping, and MAC Address Filtering for security.
  • Configure and maintain MPLS, SD-WAN, VPN (IPSec, GRE, DMVPN).
  • Optimize WAN performance using compression and caching.
  • Troubleshoot latency, jitter, and packet loss in WAN environments.
  • Ensure redundant WAN connectivity for uninterrupted services.
  • Implement Access Control Lists (ACLs) to filter network traffic.
  • Configure Network Address Translation (NAT/PAT) for internet connectivity.
  • Secure routing protocols with authentication mechanisms (MD5, SHA).
  • Implement AAA (Authentication, Authorization, Accounting) using RADIUS or TACACS+.
  • Monitor network health using SNMP, NetFlow, and Syslog.
  • Analyse network performance with Wireshark, SolarWinds, PRTG.
  • Implement traffic shaping and load balancing for better efficiency.
  • Optimize network performance through bandwidth management.
  • Diagnose and resolve network outages and connectivity issues.
  • Troubleshoot routing and switching failures using debugging tools.
  • Work with ISPs and vendors to resolve network-related problems.
  • Develop network troubleshooting playbooks for faster incident response.
  • Maintain network diagrams, topology maps, and inventory lists.
  • Document IP address allocation, VLAN configurations, and ACL policies.
  • Ensure compliance with network security policies
  • Conduct periodic network audits to ensure best practices.

· Work closely with server technology and security administrators through all phases of projects

· Research and provide recommendation of new technologies and solutions

· Collect and review network and security activity, and participate in network design and troubleshooting

· Intervenes when needed to keep the work on track

· Delegates effectively, rebalances workload and reprioritizes as needed

· Experience of installing Cisco, HPE - ARUBA, Juniper switches and networking equipment's like Firewall.

· Anticipates the team's needs, stays fully engaged in the team's effort, provides feedback but does not micromanage.

· Develop, design and assist assembly and test of new mechanism designs.

· Familiarity with Data Centre environment and hosted deployments/cloud

· Experience of supporting clients remotely and face to face, along with experience of working with

· Experience with Wireshark or other protocol analysers

· Excellent communication skills – both written and verbal

Job Type: Full-time

Pay: ₹25, ₹30,000.00 per month

Work Location: In person

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