Network Engineer

Join us in bringing joy to customer experience. Five9 is a leading provider of cloud contact center software, bringing the power of cloud innovation to customers worldwide. Living our values everyday results in our team-first culture and enables us to innovate, grow, and thrive while enjoying the journey together. We celebrate diversity and foster an inclusive environment, empowering our employees to be their authentic selves. To complement our rapid growth, we are actively sourcing for a Network Engineer to operate in a 24/7 Software-as-a-Service (SaaS) environment maintaining IP Networking components in a production setting. In this role you will: Participate in projects for new Network Product offerings and Network Operation improvements Integrate business partners and acquisitions into a supportable design Review and analyze history of network related incidents and perform preventive measures Troubleshoot network related issues and communicate with customers Assist in managing network service providers and equipment Provide capacity analysis and planning Assist customers and field personnel in network activations for customers Key Responsibilities Initiate multiple projects for new Network Product offerings for customers and Network Operation improvements Partner closely with Network Architects and Engineers to improve WAN network connectivity Partner with internal business units to best understand the organization's needs and continuously improve and apply standards for operational excellence Review, analyze and execute network change requests Occasionally interact with external customers to ensure smooth network activations and to troubleshoot any network connectivity related issues Requirements: 3-5 years of experience in Medium to large networks, IP Routing, Switching, and Security principles. Demonstrate knowledge of platform operating systems (router platforms, LAN, WAN, and router protocols) MPLS, OSPF, and BGP, and how they interact with the network Demonstrate knowledge of real-time traffic queuing and prioritizing on LAN and WAN networks Demonstrated operational success with an exceptionally strong data-driven analytical approach towards solving complex challenges Experience with implementations of solutions involving large data centers, inter-business routing plans, site2site IPSEC VPNs, FWs and MPLS VPNs. Hands-on skills for Cisco IOS-XE is required and Cisco IOS-XR and Nexus OS preferred, connect lab equipment, proof of concept; Documenting solutions with diagrams and proper description is required Knowledge and experience in Cisco Nexus 7k, ASR 1000 and 9000 Routers, SSL-VPN. Excellent communications, both oral and written Preferred Qualifications: Telecommunications experience - VoIP, RTP, SIP peering/trunking and SBC is a huge plus Experience with incident response, information assurance, computer security best practices, system hardening, vulnerability management, antivirus, SIEM, firewalls, IPS/IDS monitoring, and techniques for analyzing TCP/IP network traffic and event logs Knowledge of Linux network functions; Saas/Cloud-based software environment a plus Knowledge and experience in Cisco ACI Knowledge on AWS and GCP Cloud platforms Five9 embraces diversity and is committed to building a team that represents a variety of backgrounds, perspectives, and skills. The more inclusive we are, the better we are. Five9 is an equal opportunity employer. View our privacy policy, including our privacy notice to California residents here: https://www.five9.com/pt-pt/legal. Note: Five9 will never request that an applicant send money as a prerequisite for commencing employment with Five9.