Network Engineer 3, Design & Architecture

· Remote

Location

Remote

Type

Full Time

Job Description

ComcastJobs
Network Engineer 3 Design & Architecture

Network Engineer 3 Design & Architecture

Reposted 12 Hours Ago
Hiring Remotely in Illinois USA
Remote or Hybrid
87K-130K Annually
Senior level
Digital Media • Information Technology • News + Entertainment
Come to Comcast and bring connection to life.
The Role
Design and implement custom enterprise network solutions; support solutions architects and sales; provide Tier IV escalation and troubleshooting; develop capacity planning and network configuration/security standards; create documentation and technical presentations; participate in on-call rotation and occasional travel (up to 15%).
Summary Generated by Built In
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 Network Engineer 3 Design & Architecture works for and under the general direction of the Sr. Manager Network Engineering. Primary responsibilities include the design of custom enterprise network solutions for our customers documenting 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 with the ideal candidate residing in Illinois. Anticipated annual travel up to 15%.
Job Description
Responsibilities:
  • Designs and implements custom network solutions for existing and potential customers under limited supervision. 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 and Architecture organizations as required.
  • Supports Tier IV escalation 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.
  • 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.
  • Ability to participate in rotating "on-call" schedule to provide support for our business and customers.
  • Must be able to travel up to 15% annually as required.
  • 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:
  • 5+ years of experience in network design implementation installation maintenance and troubleshooting of complex networks.
  • B.A. or B.S. Degree in a technical field from an accredited college or university or commensurate experience.
  • CCNP JNCIP FNCSP(NSE4) CCVP CCSP Certification or equivalent on-the-job experience.
  • Strong working knowledge of various Vendor routers switches firewalls and wireless devices to include the following vendors; Aruba Cisco Meraki Fortinet Juniper and Cradlepoint.
  • Strong understanding of networking technologies to include:
    • Knowledge and experience in SDWAN technologies
    • MPLS Frame-Relay PPP ISDN T1
    • 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
    • VoIP SIP and PRI trunking
    • Wireless Networking
    • AI and Network automation experience using various scripting/coding languages a plus
  • Understanding of VoIP SIP and PRI voice technologies Cisco WebEx a plus.
  • Understanding of various network tools to include Zabbix Grafana SolarWinds NCM 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.
  • 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 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.
  • Drive results and growth.
  • Support a culture of inclusion in how you work and lead.
  • Do what's right for each other our customers investors and our communities.

Disclaimer: 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.
Comcast is an equal opportunity workplace. We will consider all qualified applicants for employment without regard to race color religion age sex sexual orientation gender identity national origin disability veteran status genetic information or any other basis protected by applicable law.
Skills:
Customer Experience (CX); Technical Leadership; Design
Salary:
Primary Location Pay Range: $86856.01 - $130284.01
Comcast 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.
Education
Bachelor's Degree
While 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.
Relevant Work Experience
5-7 Years

Skills Required

  • Design and implement custom network solutions for customers
  • Provide Tier IV Help Desk escalation support and troubleshoot complex network issues
  • Develop and maintain processes procedures and technical documentation (network diagrams operations procedures)
  • Participate in rotating on-call schedule and be available for nights/weekends as necessary
  • Travel up to 15% annually as required
  • Be legally authorized to work in the United States and not require visa sponsorship
  • 5+ years of experience in network design implementation installation maintenance and troubleshooting of complex networks
  • Bachelor's degree in a technical field or commensurate experience
  • Certifications such as CCNP JNCIP FNCSP (NSE4) CCVP CCSP or equivalent experience
  • Working knowledge of vendor routers switches firewalls and wireless devices (Aruba Cisco Meraki Fortinet Juniper Cradlepoint)
  • Knowledge and experience with networking technologies and protocols (SDWAN MPLS Frame-Relay PPP ISDN T1 HSRP VRRP GLBP RIPv1/RIPv2 OSPF BGP EIGRP Policy Routing GRE IPSec DMVPN IWAN QoS ACLs AAA TACACS+ RADIUS SNMP DHCP VLAN VTP STP VoIP SIP PRI Wireless)
  • Familiarity with monitoring and network tools (Zabbix Grafana SolarWinds NCM Cisco CCE Cisco Prime FortiManager FortiAnalyzer Wireshark Netscout)
  • Understanding of compliance requirements such as PCI DSS HIPAA SOC

What the Team is Saying

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Comcast Compensation & Benefits Highlights

  • Healthcare StrengthCompany-sponsored medical dental and vision coverage is paired with 24/7 virtual care and confidential counseling with additional wellness tools like the Calm app. This breadth points to a robust core health offering.
  • Retirement SupportA 401(k) with a company match is highlighted as generous complemented by tuition reimbursement and access to financial coaching. Together these programs strengthen long-term financial security.
  • Parental & Family SupportPaid parental leave for primary and non-primary caregivers plus fertility/family-forming coverage and adoption/surrogacy reimbursements indicate strong support for families. Additional caregiving resources and return-to-work programs further bolster this area.

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Year Founded: 1963

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Date Posted

07/10/2026

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