Sr. Network Engineer 4, Design & Architecture

About this role

Comcast Business offers a suite of Connectivity, Communications, Networking, Cybersecurity, Wireless, and Managed Solutions to help global organizations of all sizes prepare for what’s next. Powered by the nation’s largest Gig-speed broadband network and backed by 24/7 customer support, Comcast Business is the nation’s largest technology provider to small businesses and one of the leading service providers to the Enterprise market. Comcast Business has been consistently recognized by industry analysts and associations as a leader and innovator, and one of the fastest growing providers of Ethernet services.

Job Summary The Sr. Network Engineer 4, Design & Architecture, supports the design of custom enterprise network solutions for our Comcast Business customers as well as troubleshooting, installing, implementing and administering network systems, and providing Tier IV Help Desk escalation support. Analyzes capacity issues and develops capacity planning models. Responsible for ensuring planned maintenance and testing activities are executed and for developing guidelines for network configuration and security standards.

Role will be virtually based in Colorado or Illinois with up to 15% annual travel. Job Description Core Responsibilities: • Serves as a technical lead, providing guidance and mentorship to junior network engineers. This position works under limited supervision. • Leads the design and implementation of custom network solutions for existing and potential customers. Follows best-practice industry standards to provide a network design which is functional, scalable and secure. • Supports the Solutions Architect group to design, document and implement customer pilots and provide support for customer testing as required while in the pilot phase of the sales process. • Provides network engineering support to Sales organization as required. • Provides Tier IV escalation support to Help Desk. Troubleshoots, diagnoses and resolves customer network issues. When applicable, recommends changes to remediate any network deficiencies to enhance network performance. • Researches, evaluates and provides recommendations for new hardware and software solutions, to stay current with new technology and market trends and future requirements. • Position requires participation of a rotating “on call” schedule to provide support for our business and customers. • Creates technical presentations as needed, presenting to various audiences (both internal and external) with all levels of technical knowledge. • Develops, documents and maintains processes and procedures related to design, implementation, maintenance and operations of various complex customer networks. • Follows and enforces documented processes and procedures to meet established compliance requirements. • Analyzes customer bandwidth requirements and system interdependencies as required. Develops capacity planning models to meet customer’s future needs. • Supports various professional services projects for existing or prospective customers to include, but not limited to Network Discovery & Design, Wireless LAN, and Security audits. • Consistent exercise of independent judgment and discretion in matters of significance. • Regular, consistent and punctual attendance. Must be able to work nights and weekends, variable schedule(s) as necessary. • This position is ineligible for visa sponsorship. To be considered for this role, you must be legally authorized to work in the United States and not require sponsorship for employment now or in the future. • Other duties and responsibilities as assigned.

  Preferred Qualifications • B.A. or B.S. Degree in a technical field from an accredited college or university or equivalent experience (equivalent combination of education and experience considered). • 7+ years of experience in network design, implementation, installation, maintenance and troubleshooting of complex enterprise networks. • CCNP, JNCIP, FNCSP(NSE4), CCVP, CCSP Certification or equivalent on-the-job experience considered. • Strong working knowledge of various Vendor routers, switches, firewalls (Cisco Firepower and Fortinet FortiGate preferred), SDWAN appliances and wireless devices to include; Cisco, Meraki, Fortinet, Juniper, Aerohive, Mist and Cradlepoint • Strong understanding of networking technologies to include: • SDWAN technologies (Cisco Catalyst preferred) • High Availability protocols such as; HSRP, VRRP, GLBP • IP Routing protocols to include; RIPv1, RIPv2, OSPF, BGP, EIGRP, Policy Routing • Tunneling protocols to include; GRE, IPSec, DMVPN, IWAN • QOS, Traffic Policing and Shaping • ACLs, AAA, TACACS+, RADIUS, SNMP, DHCP • Switch VLANs, VTP, STP • Wireless Networking

• Understanding of VoIP, SIP and PRI voice technologies • Understanding of various network tools to include WhatsUp Gold, SolarWinds Orion, Cisco CCE, Cisco Prime, FortiManager, FortiAnalyzer, Wireshark or Netscout • Understanding of various compliance requirements, to include, but not limited to, PCI DSS, HIPAA, SOC a plus. • Organized individual with the ability to manage multiple projects or tasks, while in a leadership or team member role. • Strong technical documentation skills, to include creating network diagrams, operations and maintenance procedures, and technical presentations. • Strong verbal skills, to include technical presentations to all levels of technical expertise.

Employees at all levels are expected to: • Understand our Operating Principles; make them the guidelines for how you do your job. • Own the customer experience think and act in ways that put our customers first, give them seamless digital options at every touchpoint, and make them promoters of our products and services. • Know your stuff be enthusiastic learners, users and advocates of our game-changing technology, products and services, especially our digital tools and experiences. • Win as a team make big things happen by working together and being open to new ideas. • Be an

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