Staff Software Engineer-Network Systems

Summary

Join ServiceNow as a Network Engineer and design, deploy, and troubleshoot networks based on business and technical requirements. Partner with project managers to meet timelines and resolve issues, taking a lead role in mitigating outages. You will validate problems, perform detailed diagnosis, and engage in proactive network analysis to prevent outages. Responsibilities include planned change introduction, participation in on-call rotations, and collaboration with SRE for process improvements. Provide feedback to architects on design issues and contribute to new initiatives. This role requires experience with container technologies, Kubernetes, Terraform, Ansible, and various network security tools.

Requirements

• Experience with container technologies (Docker, Podman) and Kubernetes orchestration platforms
• Knowledge of loadbalacing technologies: F5, Envoy, NGINX+ and Cilium
• Advanced proficiency with Terraform for multi-region infrastructure provisioning
• Experience with Ansible for configuration management and automated deployments
• Deep knowledge of Layer 4/Layer 7
• Experience with large-scale infrastructure migrations
• Understanding of certificate management, TLS termination, and traffic routing strategies
• Experience with infrastructure monitoring, metrics collection, and observability platforms such as Prometheus, Grafana, or Splunk
• Knowledge of network security tools including nftables, iptables, and firewall management
• Background in enterprise-scale, high-availability infrastructure supporting global operations

Responsibilities

• Design and deploy networks based on business and technical requirements
• Partner with project and program managers to meet overall timelines and resolution of issues
• Operate and troubleshoot networks to identify and resolve issues quickly
• Take a lead role in the engagement and mitigation of outage causing events or issues
• Validate problem descriptions and perform detailed problem diagnosis; track and update problems in trouble-ticketing system
• Perform non-critical investigations into functionality that is not working as desired
• Engage deeply in the sustainment function to proactively analyze network parameters such as capacity and availability to ensure issues are fixed before they cause an outage
• Review, consult and prepare for planned change introduction to production environment
• Participate in rotating “on call” schedule with other members of the team including weekends
• Partner with teams to plan and execute software code upgrades and device maintenance
• Partner with the Site Reliability Engineering (SRE) team to provide mentorship and input on operational process improvements
• Provide feedback to infrastructure architects on design issues or improvements and input into the design process for new initiatives

Preferred Qualifications

Envoy service mesh technologies, and xDS control plane architecture is advantageous