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Senior Infrastructure Engineer - X-Labs

Location Centennial, Colorado Req ID R432473 Job Type Full Time
Category Engineering Date posted 03/18/2026
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Make your mark at Comcast -- a Fortune 30 global media and technology company. From the connectivity and platforms we provide, to the content and experiences we create, we reach hundreds of millions of customers, viewers, and guests worldwide. Become part of our award-winning technology team that turns big ideas into cutting-edge products, platforms, and solutions that our customers love. We create space to innovate, and we recognize, reward, and invest in your ideas, while ensuring you can proudly bring your authentic self to the workplace. Join us. You’ll do the best work of your career right here at Comcast. (In most cases, Comcast prefers to have employees on-site collaborating unless the team has been designated as virtual due to the nature of their work. If a position is listed with both office locations and virtual offerings, Comcast may be willing to consider candidates who live greater than 100 miles from the office for the remote option.)

Job Summary

The X-Labs Operations team exists to accelerate the innovation of Comcast’s next-generation architectures and products. We believe that our people, process, and technology are crucial to ensuring sustainable, repeatable, and predictable outcomes. Our production-like environments serve as the backbone for development and quality assurance, and our people help align the many advancements within Comcast and our industry.   This Senior Infrastructure Engineer is directly accountable for the physical installation and maintenance support within Comcast’s national labs. Leads major initiatives within the Denver lab, serving as the primary technical authority for complex deployments and cross-functional projects. 

Job Description

Overview of the Role:  

  • Responsible for participating as an individual contributor in project teams, troubleshooting operational issues, providing technical solutions to operational problems, new product implementation, implementing existing products and services and the overall upkeep and maintenance of designated areas of engineering. Engineer possesses a deep understanding of MSO architecture including CRAN, DAA, NDC, HFC, and cloud video. 
  • Individual respond to network incidents, determines actions or resources needed for correction, and drives resolution. 
  • Acts in compliance with industry and Company technical requirements, standards, policies, and procedures. 
  • Maintains in-depth experience, knowledge, and skills in area of discipline, usually determining own work priorities and serving as resource for colleagues with less experience. 
  • Interfaces regularly with vendors, engineering, and peer operations organizations, including Design Engineering, Video Engineering, CMTS Engineering, Systems Engineering, IP Network Engineering, Critical Infrastructure, and Project Management. 
  • Acts as a key contributor in a complex and crucial environment. 
  • May lead teams, projects, and provides technical leadership to junior Engineers and project teams.  
  • This role will play a critical role in supporting our Access Network Engineering team, focused on delivering the next generation of our distribution and customer delivery network, along with other teams in the CONNECT organization responsible for delivering automation, deployment, calibration, monitoring, and other critical features as we enhance our edge access network.   
  • This team loves their work but mostly because it helps us grow individually and professionally. We are committed to holding each other accountable and to helping each other and the team be the best version of ourselves.
  • As such, it's important to ask relevant, meaningful questions to complete your work, hold teammates accountable in a disarming way, and action on feedback from teammates as an opportunity to grow. 

Preferred Skills & Experience:  

  • 7-10 years of experience in MSOs Architectures (multiple-system operators), including HFC (Hybrid Fiber Coax), DAA (Distributed Access Architecture), PON (Passive Optical Network), etc. (FDX, DOCSIS 4.0, advanced optical systems experience preferred) 
  • 2-5 years leading highly complex projects, or high preforming teams.  
  • Proven ability to analyze and physically evaluate complex IP/RF/Optical networks, identify issues, and apply corrections or enhancements to ensure network operation efficiency.  
  • A self-starter who demonstrates critical thinking, self-motivation, time-management, courage, and curiosity. 
  • Intermediate knowledge of Critical Infrastructure systems (power/space/cooling) and their importance to Data Center Infrastructure Management (DCIM). 
  • Ability to identify operational and performance opportunities; assist with creating strategies and recommendations to improve network availability, and proactively contribute insights within the area of expertise to simplify future additions and changes. 
  • Ability to partner with functional teams to influence and drive alignment.  
  • Familiarity with Microsoft Office suite including Outlook, Excel, Teams, and PowerPoint. 
  • Experience with ticketing platforms, ie. JIRA, workflow, IOP, etc. 

Attributes We Are Seeking:  

  • A hard-working learner and advocate of our groundbreaking technology. 
  • Individual with a high level of accountability – taking ownership of challenges and seeing them through to resolution. 
  • A natural inclination to work collaboratively, to be transparent, and to seek and give feedback continuously.  
  • An aptitude for technology and enjoy complex problem-solving while being adaptable and responsive. 
  • A clear communicator with a strong bias for action and excellent documentation skills. 
  • The ability to adapt and thrive in a fast-paced environment, even when the direction isn’t always clear. 
  • Strong advocate for Engineering Operations procedures, policies and processes, ensuring projects are fully integrated into the operations environment tooling, including lifecycle management and Data Center Infrastructure Management (DCIM). 
  • Demonstrated ability to operate as the technical owner of a lab environment, proactively identifying risks, setting priorities, and driving cross-functional resolution without direct supervision. 
  • Proven experience mentoring junior engineers, creating structured development plans, and delegating complex work while maintaining accountability for outcomes. 
  • Ability to translate complex technical challenges into clear business impact and executive-level updates, including risk framing and solution recommendations. 

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:

Strategic Objectives; RF Networks; HFC Network; Communication; Self-Starter; Outside Plant


Salary:

Primary Location Pay Range: $112,049.38 - $168,074.07

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.


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

7-10 Years

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Our Benefits

We’re proud to offer comprehensive benefits to help you live your best life:

  • Medical, prescription, vision, and dental insurance for eligible employees.
  • 401(k) savings plan with dollar-for-dollar matching up to the first 6% of your pay.
  • Paid time off including eight observed company holidays and flex time.
  • Exclusive perks + discounts, including tuition assistance, commuter benefits and more!

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