Lead Network Engineer - Ribbon

Wells Fargo

About The Position

Wells Fargo is seeking a Lead Network Engineer. In this role, you will: Lead the review, resolution and implementation for the most complex technical issues and initiatives related to large scale network applications, data systems, voice and other technical products and services Use and create diagnostic, simulation and other tools to maintain, troubleshoot and restore service or data to systems Evaluate or review queries to extract data, create standard procedures, or perform limited programming to fine tune systems supported Research performance trends and recommend process improvements Perform complex migrations from development to production, upgrades, installations and configurations Make decisions in security and regulatory policies to design and implement foolproof secured network solutions Assess changes for risk to production systems and assure quality, security and compliance requirements are met for supported areas Identify gaps in current technology processes and recommend changes to assure Service Level Agreements can be supported Collaborate and consult with peers, colleagues and managers to resolve issues and achieve goals

Requirements

5+ years of Voice Network Engineering experience, or equivalent demonstrated through one or a combination of the following: work experience, training, military experience, education
5+ years of experience in enterprise call routing, class of restriction (COR) design, and integration of IP PBX dial plans with CTI gateways and call center platforms.
5+ years of Extensive experience in UC design, enterprise dial plan development, IP telephony architecture, QoS sizing, IP PBX trunk sizing, and SIP integration with PSTN/carrier platforms.
5+ years of experience with large scale enterprise dial plan development. Includes CLEC experience, dial plan integrations for TDM and IP (SIP) based trunk solutions, and CTI dial plan design for call center solutions.
Strong background in MPLS VPN designs with UC/IPT overlays, RSVP-TE/MPLS LSP for bandwidth reservation in large enterprise networks.
Extensive knowledge and experience in IP routing, Ethernet standards (802.1q, 802.3ad), routing protocols (RIP, BGP, OSPF, ISIS), and firewall/ACL administration.
Expertise in MGCP, RTP, SIP, SCCP, H.323/H.235, secure RTP (sRTP), compressed RTP (cRTP), and telecom transmission standards (T1/E1, T3/E3, SONET/SDH).
Strong understanding of IP PBX interoperability, SIP trunk sizing, failover, CLEC reroute, CAC principles, and optimized call routing across enterprise networks.
Ability to design networks for high availability, low latency, priority queuing, scalability, security, and fault tolerance for real-time voice applications.
UC dial plan integrations, design, and solutions development.
Capability to develop detailed test plans, analyze lab results, and translate findings into deployment procedures and solution guidelines.
Extensive applied knowledge of Ribbon products (RAMP, PSX, SBC), strong analytical and communication skills, and experience delivering high-quality solutions on complex projects.

Nice To Haves

Strong background in large-scale telephony architecture and call admission control (CAC) design for enterprise UC environments, including regional and location-based CAC for trunk and station sides.
Deep understanding of voice codecs such as G.729, G.711, iLBC, and Wideband codecs and their application in UC environments.
Experience with Customer Response Applications (CRA) and CTI integrations with Cisco CUCM, Ribbon RAMP, PSX, SBC, and Soft Switch platforms.
Familiarity with high-speed optical transport technologies (OC3, OC12, OC48) and Metro Ethernet services such as DWDM, GigE over SONET, and 10Gig metro services.
Strong technical knowledge of Cisco Catalyst chassis, UC/IPT overlay designs, Class of Service (CoS), DSCP-QoS configurations, and Cisco ISR router UC configurations.
Advanced problem resolution skills including SDL trace analysis, CUCM trace analysis, SIP/SCCP/H.323/MGCP troubleshooting, and Q.921/Q.931 call routing trace analysis.
Experience with databases (Oracle, Informix, MySQL, Postgres), Linux/Unix systems, and scripting (Python) for process automation.
Ribbon Platform Expertise: Strong applied knowledge of Ribbon products, specifically RAMP, PSX, and SBC.

Responsibilities

Lead the review, resolution and implementation for the most complex technical issues and initiatives related to large scale network applications, data systems, voice and other technical products and services
Use and create diagnostic, simulation and other tools to maintain, troubleshoot and restore service or data to systems
Evaluate or review queries to extract data, create standard procedures, or perform limited programming to fine tune systems supported
Research performance trends and recommend process improvements
Perform complex migrations from development to production, upgrades, installations and configurations
Make decisions in security and regulatory policies to design and implement foolproof secured network solutions
Assess changes for risk to production systems and assure quality, security and compliance requirements are met for supported areas
Identify gaps in current technology processes and recommend changes to assure Service Level Agreements can be supported
Collaborate and consult with peers, colleagues and managers to resolve issues and achieve goals

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