More jobs:
Network Engineer L3
Job in
Houston, Harris County, Texas, 77233, USA
Listed on 2026-10-15
Listing for:
LTM
Full Time
position Listed on 2026-10-15
Job specializations:
-
IT/Tech
Network Engineer, Network Security, Systems Engineer
Job Description & How to Apply Below
Houston, TX (3 days Hybrid)
Max Salary : $140K+Benefits Only VI Profiles
Job Description Network Operations Engineer L3
Role Summary We are looking for a Network Operations L3 Engineer to provide advanced operational support troubleshooting and implementation for enterprise network infrastructure The role involves handling complex incidents leading changes and acting as an SME for Cisco Firewalls and Routing Switching environments
Key Responsibilities Provide L3 support for production network environments including incident resolution root cause analysis and preventive actions
Troubleshoot and resolve complex network issues related to routing switching and firewall technologies
Configure manage and optimize Cisco Firewalls ASA Firepower FTD includingACLs NAT VPN Siteto Site Remote Access Policy changes upgrades and failover scenarios
Design configure and support Routing Switching infrastructure
Routing protocols OSPF BGP EIGRPSwitching technologies VLANs STP HSRPVRRP Port Channels Lead and execute network changes upgrades migrations and maintenance activities following ITIL processes
Act as escalation point for L2
NOC teams and mentor junior engineers
Participate in problem management RCA documentation and service improvement initiatives
Work closely with security cloud and application teams during outages and project activities
Maintain technical documentation HLDLLD SOPs runbooks change records
Mandatory Skill Sets Cisco Firewalls Cisco ASA Firepower FTDNAT ACLs IPsec SSL VPNHigh Availability upgrades
Routing Switching Strong handson with Cisco Routers SwitchesOSPF BGP EIGRPVLANs STP HSRPVRRP VPC Ether Channel Troubleshooting Deep packet level and protocollevel troubleshooting
Handling high severity incidents in production
Good to Have Exposure to Fortinet Palo Alto firewalls
Experience with Data Center or Enterprise networks
Monitoring tools Solar Winds PRTG SNOWBasic understanding of cloud networking Azure AWS connectivityITIL process awareness Incident Change Problem Management Experience Qualifications6 to 10 years of experience in Network Operations Network Support Strong experience in L3 operational support roles
Cisco certifications CCNP CCIE preferred not mandatory
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