Senior Core Network Engineer
Description:
- Lead peering, caching, transit infrastructure design, and IP planning for the network edge.
- Optimize traffic engineering, IX/Transit/CDN integrations, and capacity planning to improve latency and cost efficiency.
- Partner with software and Network Reliability Engineering teams to design and develop the network automation stack.
- Advance low-touch and zero-touch operations and rapid configuration deployment across core and edge networks.
- Define and evolve standards for network observability and health using telemetry, fault management, and incident data.
- Implement auto-remediation strategies based on actionable operational insights.
- Serve as Tier-3 escalation for complex routing, convergence, and large-scale DDoS issues.
- Contribute to root cause analysis and develop remediation workflows to prevent repeat incidents.
- Collaborate with Product and Software teams to enable advanced service offerings such as L2/L3 VPNs and DIA.
- Influence vendor roadmaps to align with GFiber’s business goals.
Requirements:
- Bachelor’s degree in Computer Science, Electrical Engineering, a related field, or equivalent practical experience.
- 7 years of experience in service provider network design and operations with high-availability core environments.
- Knowledge of IP/MPLS protocols including BGP v4/v6, IS-IS/OSPF, Segment Routing (SR-MPLS/SRv6), RSVP-TE, and EVPN.
- Experience with network troubleshooting and packet-level analysis tools such as NetFlow, SNMP, Wireshark, and TCPdump.
- Direct experience with multi-vendor platforms such as Juniper, Nokia, Arista, or Cisco.
- Experience with automation and scripting for device configuration and validation using Python, Go, Ansible, or Netconf/YANG.
- Experience in incident management, telemetry design, and maintaining high-availability systems in a large production network.
- Experience with end-to-end automation workflows and event-driven automation concepts (preferred).
- Familiarity with Site Reliability Engineering principles in a network context, including SLO/SLA definition and error budget management (preferred).
- Experience with modern telemetry stacks such as Prometheus, Grafana, or custom alerting systems (preferred).
- Deep understanding of BGP attributes and traffic engineering across an ISP core network (preferred).
- JNCIE-SP, CCIE Service Provider, or equivalent deep industry experience (preferred).
Benefits:
- US base salary range of $139,200 to $203,300.
- Eligibility for bonus and cash award.
- Benefits package included.
- Application window open until at least May 18, 2026.
- Equal opportunity employment across protected characteristics.
- Accessible and inclusive workplace with applicant accommodations available.
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