Senior Network Engineer
Core
Design, build, operate, and continuously improve global network infrastructure supporting enterprise data centers, remote offices, and critical business services worldwide.
Role type
Senior Network Engineer (Infrastructure)
Builds
Global WAN environment, enterprise network infrastructure, and resilient network designs for data centers and remote sites.
Domain
Enterprise Networking, Data Center Operations, Global Infrastructure
Deliverable
production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work
Required skills
Enterprise routing and switching (OSPF, BGP, EIGRP, VRF, VLANs, STP), Layer 2 technologies (LACP/EtherChannel, VPC, Switch Stacking), Enterprise security (ACLs, NAT, VPNs, TACACS+, Cisco ISE), High availability and resilient network design, Enterprise data center networking, Cisco enterprise platforms (Catalyst, Nexus), Fortinet SD-WAN, Site-to-Site VPN
Preferred skills
Network automation (Python, Ansible, APIs), AI-assisted engineering and agentic workflows, Enterprise monitoring and observability tools, Linux/Unix, A10 load balancers
Technologies
Cisco Catalyst, Cisco Nexus, Fortinet, Palo Alto, Cisco Firepower/ASA, OSPF, BGP, EIGRP, VRF, VLANs, STP, LACP, EtherChannel, VPC, TACACS+, Cisco ISE, Python, Ansible, A10
Responsibilities
Lead technical design, optimization, and deployment of enterprise network infrastructure; Own network projects from planning through implementation and handoff; Provide technical leadership on cross-functional initiatives; Serve as a technical mentor to junior engineers; Plan and lead network implementations, upgrades, migrations, and maintenance; Proactively monitor network health and resolve issues; Lead troubleshooting efforts during complex infrastructure incidents; Create and maintain technical documentation and network diagrams; Participate in on-call rotation supporting production infrastructure; Provide periodic physical support for hardware swaps and cabling.
Seniority
Senior, hands-on IC with mentorship responsibilities