Level 3 Senior Network Engineer
Core
Highest technical escalation point for global network operations, ensuring stability, security, and availability of enterprise infrastructure.
Role type
Senior IC Network Engineer (Principal Engineer II)
Builds
Global enterprise network infrastructure, datacenter migrations, and cloud connectivity solutions.
Domain
Healthcare / Enterprise Networking
Deliverable
production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work
Required skills
Cisco ACI, Fortinet Firewalls, NetScaler/F5 Load Balancers, SD-WAN (CATO), enterprise routing/switching, cloud networking (Azure/AWS), network automation (Ansible/Python/PowerShell), root cause analysis, major incident management, network security compliance
Preferred skills
CCNP Enterprise/CCIE, Fortinet NSE 7/8, Citrix NetScaler, CATO Certified Professional, AWS/Azure Networking, ITIL Foundation
Technologies
Cisco Core Networking, Cisco Meraki, Cisco ISE, Fortinet, NetScaler/F5, CATO, BGP, OSPF, ThousandEyes, SolarWinds, Site24x7, Wireshark, TCPDump
Responsibilities
Act as highest technical escalation point for critical network incidents; lead troubleshooting across multi-vendor environments; perform root cause analysis and implement corrective actions; provide technical guidance and mentorship to Level 1/2 engineers; ensure availability and performance of global network infrastructure; lead network implementation activities for global infrastructure projects; review and approve high-risk network changes
Seniority
Senior, hands-on IC with strategic escalation responsibilities