Senior Administrator - Network LAN/WAN
Teknik, data och digitalt · IT-infrastruktur och säkerhet · Nätverksadministration · DevOps
I korthet
We are seeking a Senior Administrator - Network LAN/WAN with 3-5 years of experience in enterprise campus networks and supporting 24x7 operations. The role involves supporting global LAN infrastructure, troubleshooting connectivity issues, and managing network devices and incidents.
Ansvarsområden
- Support enterprise LAN infrastructure across global locations.
- Monitor network health and availability.
- Troubleshoot Layer 1, Layer 2, and Layer 3 connectivity issues.
- Support VLAN, trunking, port configuration, and connectivity requests.
- Execute standard network provisioning requests.
- Support OSPF, EIGRP, BGP environments.
- Troubleshoot STP-related issues.
- Support HSRP and VRRP operations.
- Perform route verification and connectivity validation.
- Resolve L2 incidents within SLA.
- Support L1 team whenever necessary and work closely with the L1 team.
- Support service request fulfillment.
- Escalate complex issues to L3 teams.
- Update incident and change records in ServiceNow.
- Implement approved network changes.
- Execute maintenance activities.
- Validate successful implementations.
- Perform rollback activities if required.
- Update network diagrams.
- Maintain CMDB records.
- Create implementation and troubleshooting reports.
Krav
- 3-5 years of LAN Operations experience.
- Experience in enterprise campus networks.
- Experience supporting 24x7 operations.
Önskade kvalifikationer
- CCNA Enterprise
- Aruba Certified Associate
- ITIL Foundation
- Cisco Catalyst Switching
- Cisco Nexus Platforms
- Aruba CX Switches
- HPE Comware Switching
- OSPF, EIGRP, BGP
- STP
- HSRP, VRRP
- Basic QoS knowledge
- ServiceNow
- Cisco Catalyst Center (DNAC)
- SolarWinds
- Splunk
- ThousandEyes
- iObserve
Förmåner
- Supercharge your potential.
- Find your career.
- Find your spark.
- A place that knows that helping its customers stay on top starts by putting its people first.
#Network LAN/WAN#Network Engineer#LAN Operations#Switching Support#Routing & Switching#Incident Management#Change Management#Monitoring#Documentation