Senior IP Network Reliability Engineer

Optimum; Bethpage (NY); On-site; USD 84,000 - 137,000; Full time

Job summary

Optimum is seeking a Level 3 IP Engineer to design, implement, and support scalable IP transport networks across enterprise and carrier-grade environments.

The role requires deep knowledge of routing protocols (BGP, OSPF, IS-IS), automation (Python, Ansible, Terraform), and observability (Grafana, Prometheus, ELK). You will mentor juniors and collaborate with IP architecture, security, and NOC teams.

Experience in hybrid on-prem + cloud environments and strong documentation skills are essential.

Qualifications

• Bachelor's degree in Telecommunications, Computer Engineering, or related discipline.
• 6+ years of experience in IP networking and infrastructure support, with at least 4 years in reliability-focused roles.

Responsibilities

• Design and validate Layer 3 network topologies, addressing schemes, and route policies.
• Lead troubleshooting of routing issues involving BGP, OSPF, MPLS, and multicast.
• Monitor network health using telemetry, SNMP, and flow-based tools; respond to anomalies.
• Implement change requests, maintenance windows, and upgrades with minimal service impact.
• Automate recurring network tasks using Python, Ansible, or other tools.
• Collaborate with IP architects and security teams to align on policies, segmentation, and access control.
• Participate in capacity planning, traffic analysis, and latency optimization efforts.
• Maintain technical documentation, network diagrams, and SOPs for internal use.
• Mentor junior engineers and contribute to internal knowledge sharing.
• Coordinate with cross-functional teams to support network integration for new services or infrastructure rollouts.

Skills

Routing protocols

Automation tooling

Observability

Team leadership

CI/CD / GitOps

Education

Bachelor's degree in Telecommunications / Computer Engineering

Cisco CCNP/CCIE

Tools

Ansible

Terraform

Python scripting

Grafana

Prometheus

ELK

Job description

Optimum is seeking a Level 3 IP Engineer to design, implement, and support scalable IP transport networks across enterprise and carrier-grade environments.

The role requires deep knowledge of routing protocols (BGP, OSPF, IS-IS), automation (Python, Ansible, Terraform), and observability (Grafana, Prometheus, ELK). You will mentor juniors and collaborate with IP architecture, security, and NOC teams.

Experience in hybrid on-prem + cloud environments and strong documentation skills are essential.