Eng4- Product Development Engineer, Comcast CDN SRE

Posted 07 Sep 2018


Denver, CO United States

agile web-services

Comcast shapes the future at the intersection of media and technology. Comcast provides one of the kind entertainment platform, High Speed Data platform, and Internet of Things services including Home Security services. We create world-class experiences that people love and trust and drive innovation that builds value. We bring millions TV and entertainment, sports and news, communications and home management, theme parks, home security, Voice, and high speed Internet access. Comcast brings to life the best of what's to come. Comcast brings Entertainment, Internet, Voice, and other services to the customers via the largest footprint of networks in the country. 20M+ On-Demand video are streamed daily, 8200 Video and Audio Channels are streamed daily across the country, 167M+ phone calls are made and 153M messages are send daily on our network. Comcast supports more than 800K route miles or network pipeline.

Your next Content Delivery Network Comcast CDNis evolvingfrom a vendor locked paradigm to an Open source DevOps ecosystem, where the Traffic Control community will augment our core functionality. The CDNSREteam provides 24x7 support fordelivery of Video on Demand for customers accessing xfinity.tv and comcast.com, via a web browser, iPhone, iPad, Xbox, Samsung TV, Android devices or any other IP based video delivery service.

Are you passionate about digital media, entertainment, and software services? Do you like big challenges and working within a highly motivated team environment?

As aService Reliabilityengineer on theCDNSREteam, you willdevelop automation, implement monitoring solution, validate and deploy software in an agile environment. TheCDNSREteam is a small and fast-moving team of world-class experts who are innovating to provide a robust platform serving our IP Videodeliverycustomers, both internal and external. We are a team that thrives on big challenges, results, quality, and agility.

SRE teamispositioned between theCDN Development organization, NOC/CNOCfor "Eyes on Glass" Monitoringandapplications/stakeholders leveraging CDN platformto provide 24x7 support withthehighestlevel of serviceavailability. We work with network engineers, systems administrators, software engineers, and a pile of technically-adept-but-not-actually-technical product folks. TheCDN SREteam is a diverse collection of software engineers, systems administrators, network administrators,andconfigurationmanagersfrom all walks of life. We're a group of experienced technical minds who are the last word when it comes to solving problems encountered by ourproduction support teams.

In your role, you will bridgethe gap between development/engineering and NOC/CNOC for production support. Develop innovative ways to perform upgrades, deployments in production to scale out for CDN growth across Comcast footprint. As Service Reliabilityengineer, your mission would be to stay on top of planned maintenances and drive solutions to reduce downtime and manual maintenance effort.Query big data stores (Splunk,ELK) to quantify the scope of reported issues. Create new metrics and identify monitoringsolutionsto improve site/servicereliability. Evaluate new code releases for basic reliability and systems integration support, providing guidance for quality driven delivery to production.

You'll be working with the best and brightest minds in Comcastwhile we roll out theIP CDNinfrastructure that will power the next generation ofIP Video, gaming industry. Success in this role is characterized by a higher speed to market, with fewer customer-facing defects and outages.


  • Perform upgrades and deployments to production
  • Identify root cause and deliver solutions with permanent fix for production incidents
  • Co-ordinate with network engineering and data center teams for hardware break-fix
  • Deliver innovative pro-active self-healing capabilities
  • Develop automated deploymentsolutionthrough CI/CD
  • Work independently as part of an agile team
  • Investigate new technologies to improve operational efficiency
  • Enable team to successfully achieve Service level objectives in terms of high availability, capacity growth, maintaining performance of overall CDN platform
  • Provide 24x7 on-call supportfor production incidents

Skills & Requirements

  • A bachelor's degreein Computer Scienceor Engineeringand 5+ years of professional work experience or equivalent work experience.
  • Expert at configuration management withAnsible, Puppet and/or Chef
  • Experience with a variety ofprogramminglanguagesincludingGo, Perl, Java, jQuery,Python, Shell/Bash,Ruby, Groovy, PHP
  • Version Control usingGitHub,Gitlabor SVN
  • Strong understanding ofNetworkingConcepts- TCP/IP, DHCP basic routing
  • Strong understanding ofcontent delivery network through use offorward/reverse proxies and caching hierarchies
  • Familiarity withELK, Splunk, OP5/Nagios,RabbitMQ,Graffana,InfluxDB
  • Strong communication and interpersonal skills
  • Willing to take ownership of problems and see them through to resolution

About the CDN Team:

CDN is a passionate and high paced team within Comcast's Technology and Product Division and is based in Denver's LoDo district. Our technology is open-source based, and our products deliver video and other content over IP infrastructure to an array of connected devices in and out of the home.

Comcast is an EOE/Veterans/Disabled/LGBT employer

Job Source: Stackoverflow
Job Source: Stackoverflow

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