Provide technical support for private communications network. Handle customer calls and troubleshoot network issues in operations center.
About the role
- Senior Network Engineer leading the Network Engineering and Operations team at Five9. Delivering scalable, automated networking solutions in a cloud-focused environment.
Responsibilities
- Partner with cross-functional stakeholders to design and deliver next-generation data center fabric architectures, leveraging technologies such as VXLAN, Cisco Nexus Dashboard, Kubernetes, and AI/ML-enabled networking.
- Provide technical leadership and mentorship to a team of engineers, strengthening troubleshooting capabilities, operational rigor, and adoption of network engineering best practices.
- Drive automation strategy and execution using Ansible, Terraform, and CI/CD pipelines, including the design, deployment, and continuous improvement of automation for high-impact operational and reliability use cases.
- Own and support all operational aspects of network security infrastructure, including operating system maintenance, vulnerability management, capacity planning, lifecycle management, and certificate administration.
- Track and manage projects, processes, and technology initiatives across the team, ensuring alignment, visibility, and timely execution.
- Analyze historical network incidents to identify systemic issues, perform root cause analysis, and implement automated remediation to prevent recurrence.
- Lead the review, analysis, and execution of network change requests within the data center fabric domain, ensuring adherence to change management and risk mitigation standards.
- Develop and report operational and performance metrics using observability platforms such as Prometheus, Grafana, and ELK to drive data-informed decisions.
- Manage and operate data center fabric services across hybrid and multi-cloud environments, including on-premises infrastructure, Google Cloud Platform (GCP), and Amazon Web Services (AWS).
- Participate in incident response activities, providing technical leadership during outages and leading post-incident root cause analysis and corrective action planning.
- Foster a culture of continuous improvement by enabling team members to proactively enhance processes, tooling, and operational maturity.
- Lead the introduction of new processes and automation capabilities that improve scalability, reliability, and operational efficiency.
- Maintain strong operational focus on data center fabric technologies while coordinating cross-team efforts with network security and load balancing functions to ensure end-to-end service reliability.
Requirements
- Bachelor's degree in computer science or a related technical field preferred, or equivalent practical experience.
- Proven technical expertise in fast-paced, dynamic, production environments supporting mission-critical infrastructure.
- Extensive hands-on experience and advanced troubleshooting capabilities with data center fabric and software-defined networking (SDN) technologies, including VXLAN, NX-OS, OpenStack Neutron, Calico (Kubernetes), and enterprise routing and switching.
- 8+ years of experience in technology roles, including 3+ years serving as a technical subject matter expert.
- Strong understanding of, with hands-on experience with dynamic routing protocols, particularly BGP.
- Demonstrated experience developing root cause analyses and implementing error prevention and corrective action procedures.
- Experience defining, measuring, and reporting site reliability using SLI/SLO metrics.
- Proven experience designing, implementing, or operating large-scale data centers and complex infrastructure environments.
- Hands-on knowledge and operational experience with Cisco Nexus, F5, and Palo Alto platforms.
- Experience managing and operating public cloud networking environments; Google Cloud Platform (GCP) and AWS experience preferred.
- Strong experience with incident response, change management, and operational governance practices.
- Demonstrated project management skills with the ability to manage multiple initiatives in parallel.
- Excellent communication skills, with the ability to clearly represent technical domains and team outcomes to senior leadership.
- Proven experience automating infrastructure processes and deployments.
- Demonstrated ability to drive and scale a culture of automation across engineering and operations teams.
Benefits
- Health, dental, and vision coverage, beginning on the first day of employment. Five9 covers 100% of the employee portion of the health, dental and vision coverage and shares a high portion of the dependent cost.
- Short & Long-Term Disability.
- Basic Life Insurance.
- 401k saving plan with employer matching.
- Access to an innovative mental health support platform that offers personalized care and resources in areas such as: therapy, coaching and self-guided mindfulness exercises for all covered employees and their covered dependents.
- Generous employee stock purchase plan.
- Paid Time Off, Company paid holidays, paid volunteer hours and 12 weeks paid parental leave.
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