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Tier 3 -Engineer , Excellence in Operations; Onsite

Job in Plano, Collin County, Texas, 75086, USA
Listing for: Comcast
Full Time position
Listed on 2026-07-17
Job specializations:
  • IT/Tech
    Network Engineer, Systems Engineer
Salary/Wage Range or Industry Benchmark: 90784 - 142986 USD Yearly USD 90784.00 142986.00 YEAR
Job Description & How to Apply Below
Position: Tier 3 -Engineer 4, Excellence in Operations (Onsite)

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 Engineer 4, Excellence in Operations is responsible for designing, configuring, deploying, monitoring, and troubleshooting LAN/WAN network infrastructure, including SD‑WAN, IP routers, switches, firewalls, telephony equipment, hardware, software, and communication services. This role works directly with customers to resolve network issues, optimizes network and system performance, and serves as a technical point of contact for internal engineers.

Before You Apply
  • Location:

    Plano, TX or Naperville, IL
  • Onsite requirement: 4 days per week
  • Must live within 50 miles of the office or self‑relocate
  • No relocation assistance available
  • Candidates must be authorized to work in the U.S. without current or future employer sponsorship
  • Comcast will not provide employment visa sponsorship or immigration‑related support for this position
Core Responsibilities
  • Hands‑on SD‑WAN/IP router/switch/firewall/telephony customer premises equipment
  • Design, configure and deploy LAN and WAN network connections, hardware, software and communication links and services.
  • Optimize the network and systems services and troubleshoot any network performance issues.
  • Responsible for the service provision and monitoring of the network infrastructure to company standards.
  • Works directly with customers to troubleshoot and resolve network issues.
  • Is a technical point of contact for other internal engineers.
  • 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) and overtime as necessary.
  • Other duties and responsibilities as assigned.
Required Skills
  • Specific knowledge and 5 to 8 years’ experience with Fortinet primarily but also with Cisco and Juniper routers.
  • Strong knowledge of internetworking designs and their applications and routing.
  • Solid knowledge of Layer 2 and Layer 3 internetworking technologies.
  • 5 to 8 years’ experience with protocols.
  • Extensive firewall experience with Fortinet 60F/80F, Cisco ASA, Juniper SRX and Checkpoint NG.
  • Extensive experience with Cisco switches and routers.
  • Certifications:

    Fortinet Professional (required), Fortinet Expert (preferred), CCNA, CCNP, CCIE.
Education

Bachelor’s Degree

While possessing the stated degree is preferred, we also consider applicants who hold a combination of coursework and experience, or who have extensive related professional experience.

Relevant Work Experience

7‑10 Years

Salary

Pay Range:
This job can be performed in Illinois with a Pay Range of $90,784.82 - $. 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.

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.

EEO Statement

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.

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