{"id":1669380,"url":"https://alion.io/job/comcast-corporation-sr-network-engineer-4-design-architecture-2","title":"Sr. Network Engineer 4, Design & Architecture","company":{"id":9377,"name":"Comcast","domain":"comcast.com","url":"https://alion.io/company/comcast-corporation","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"A","score":92,"open_postings":13,"ghost_share":0,"stale_share":0.462,"repost_share":0.077,"time_to_fill_p50_days":16,"computed_at":"2026-10-27T05:46:45Z"}},"role":"Networking","role_family":"Networking","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":102490,"max":153735,"currency":"USD","period":"year","gross":null,"usd_annual":153735},"salary_estimate":null,"experience_years_min":7,"visa_sponsorship":true,"relocation_package":false,"has_equity":false,"technologies":[{"name":"BGP","optional":true},{"name":"DHCP","optional":true},{"name":"FortiGate","optional":true},{"name":"HIPAA","optional":true},{"name":"OSPF","optional":true},{"name":"PCI DSS","optional":true},{"name":"Wireshark","optional":true}],"status":"closed","first_seen_at":"2026-09-29T00:00:00Z","employer_posted_date":"2026-10-19","last_verified_at":"2026-10-26T05:35:51Z","board_verified":false,"closed_at":"2026-10-26T05:35:51Z","days_open":27,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":27},"description":"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\nThe 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.\nJob Description\nCore Responsibilities:\nServes as a technical lead, providing guidance and mentorship to junior network engineers. This position works under limited supervision.\nLeads 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.\nSupports 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.\nProvides network engineering support to Sales organization as required.\nProvides 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.\nResearches, evaluates and provides recommendations for new hardware and software solutions, to stay current with new technology and market trends and future requirements.\nPosition requires participation of a rotating “on call” schedule to provide support for our business and customers.\nCreates technical presentations as needed, presenting to various audiences (both internal and external) with all levels of technical knowledge.\nDevelops, documents and maintains processes and procedures related to design, implementation, maintenance and operations of various complex customer networks.\nFollows and enforces documented processes and procedures to meet established compliance requirements.\nAnalyzes customer bandwidth requirements and system interdependencies as required. Develops capacity planning models to meet customer’s future needs.\nSupports various professional services projects for existing or prospective customers to include, but not limited to Network Discovery & Design, Wireless LAN, and Security audits.\nConsistent exercise of independent judgment and discretion in matters of significance.\nRegular, consistent and punctual attendance. Must be able to work nights and weekends, variable schedule(s) as necessary.\nThis 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.\nOther duties and responsibilities as assigned.\nPreferred Qualifications\nB.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).\n7+ years of experience in network design, implementation, installation, maintenance and troubleshooting of complex enterprise networks.\nCCNP, JNCIP, FNCSP(NSE4), CCVP, CCSP Certification or equivalent on-the-job experience considered.\nStrong 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\nStrong understanding of networking technologies to include:SDWAN technologies (Cisco Catalyst preferred)\nHigh Availability protocols such as; HSRP, VRRP, GLBP\nIP Routing protocols to include; RIPv1, RIPv2, OSPF, BGP, EIGRP, Policy Routing\nTunneling protocols to include; GRE, IPSec, DMVPN, IWAN\nQOS, Traffic Policing and Shaping\nACLs, AAA, TACACS+, RADIUS, SNMP, DHCP\nSwitch VLANs, VTP, STP\nWireless Networking\n\nUnderstanding of VoIP, SIP and PRI voice technologies\nUnderstanding of various network tools to include WhatsUp Gold, SolarWinds Orion, Cisco CCE, Cisco Prime, FortiManager, FortiAnalyzer, Wireshark or Netscout\nUnderstanding of various compliance requirements, to include, but not limited to, PCI DSS, HIPAA, SOC a plus.\nOrganized individual with the ability to manage multiple projects or tasks, while in a leadership or team member role.\nStrong technical documentation skills, to include creating network diagrams, operations and maintenance procedures, and technical presentations.\nStrong verbal skills, to include technical presentations to all levels of technical expertise.\nEmployees at all levels are expected to:\nUnderstand our Operating Principles; make them the guidelines for how you do your job.\nOwn 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.\nKnow your stuff be enthusiastic learners, users and advocates of our game-changing technology, products and services, especially our digital tools and experiences.\nWin as a team make big things happen by working together and being open to new ideas.\nBe an active part of the Net Promoter System a way of working that brings more employee and customer feedback into the company by joining huddles, making call backs and helping us elevate opportunities to do better for our customers.\nDrive results and growth.\nSupport a culture of inclusion in how you work and lead.\nDo what's right for each other, our customers, investors and our communities.\nDisclaimer: This information has been designed to indicate the general nature and level of work performed by employees in this role. It is not designed to contain or be interpreted as a comprehensive inventory of all duties, responsibilities and qualifications.\nSkills\nCommunication, Customer Experience (CX), Network Design, Networking HardwareCompensation\nIllinois Pay Range: $102,490.09 - $153,735.13This job can be performed in Colorado with a Pay Range of $102,490.09 - $161,055.85Comcast intends to offer the selected candidate base pay within this range, dependent on job-related, non-discriminatory factors such as experience. The application window is 30 days from the date job is posted, unless the number of applicants requires it to close sooner or later.Base pay is one part of the Total Rewards that Comcast provides to compensate and recognize employees for their work. Most sales positions are eligible for a Commission under the terms of an applicable plan, while most non-sales positions are eligible for a Bonus. Additionally, Comcast provides best-in-class Benefits to eligible employees. We believe that benefits should connect you to the support you need when it matters most, and should help you care for those who matter most. That’s why we provide an array of options, expert guidance and always-on tools, that are personalized to meet the needs of your reality - to help support you physically, financially and emotionally through the big milestones and in your everyday life. Please visit the compensation and benefits summary on our careers site for more details.\nEducation\nBachelor's DegreeWhile possessing the stated degree is preferred, Comcast also may consider applicants who hold some combination of coursework and experience, or who have extensive related professional experience.Certifications (if applicable)\nRelevant Work Experience\n7-10 YearsComcast is an equal opportunity workplace. 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