Eng 2, Software Network Engineer at Comcast (Mount Laurel, NJ)

Comcast brings together the best in media and technology. We drive innovation to create the world's best entertainment and online experiences. As a Fortune 50 leader, we set the pace in a variety of innovative and fascinating businesses and create career opportunities across a wide range of locations and disciplines. We are at the forefront of change and move at an amazing pace, thanks to our remarkable people, who bring cutting-edge products and services to life for millions of customers every day. If you share in our passion for teamwork, our vision to revolutionize industries and our goal to lead the future in media and technology, we want you to fast-forward your career at Comcast.

Job Summary:
Engineers within the Network Services Engineering (NSE) platform team need to bring a special mix of unique talents and abilities in order to confront the novel challenges we tackle head-on every day. You will be at the forefront of real-world deployment of large virtualized networking platforms and services, working in a collaborative, agile environment to design, develop, and deploy Software Defined Networks (SDN), Network Function Virtualization (NFV), and other automation at Comcast.

Employees are expect to:

- Consistently works with leads, matrix teams of experts, project managers, and other engineers to drive technology that provides for smooth introduction of new products and features.

- Work within virtual teams to shorten our RD and Design cycle for new products and network evolution.

- Contributes to achievement of long-term objectives and plans.

- Develops requirements, design, development, integration, test of network projects/products and decisions serve as precedents for future issues.

- Develops expertise in emerging technologies, products, and techniques to contribute back to the project.

- Develops or utilizes DevOps automation to deploy software and perform continuous integration (CI) testing. Participates in operational support for always-on custom and packaged software systems.

- 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.

Core Responsibilities:
- Develops solutions to a wide range of difficult applications, problems or procedures.
- Supports Lead Engineer with the architecture, design, development, technical roadmaps.
- Works with engineering project management and lead engineer to deliver applications that meet or exceed product requirements, project schedules and reliability.
- Assists product development and operations teams to define technical requirements to accompany existing products and operation requirements.
- Designs and develops use cases in support of the technical requirements.
- Determines resources, technology and course of action to achieve results.
- Provides leadership and consultative direction to the organization,department and group.
- 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) as necessary.
- Other duties and responsibilities as assigned.

Requirements:

- Knowledge networking concepts and administration (TCP/IP, routing, switching, VLANs, GRE, Openvswitch, Load balancing)

- 1+ years of software experience using python frameworks (django, flask).

- Designing and developing scalable web services using RESTful or SOAP services with related technologies such as JSON and XML

- Hands on Experience in Oracle/MongoDB/MySQL/Cassandra

- Experience in testing frameworks such as JUnit, Ant

- Experience with Scrum, TDD and DevOps/Continuous Integration such as Jenkins, Git, Puppet, Gerrit, SonarQube, Ansible

- Experience in 24x7 DevOps or Site Reliability Engineering teams

-Ability to quickly learn new technologies and work independently with minimal supervision in an agile (SCRUM) environment

Preferred Skills:

- Understanding of the OpenStack project ecosystem and open source hypervisor technologies (Xen, KVM).

- Experience supporting large-scale, Elastic, Highly Available cloud environment orchestration on AWS, Azure or OpenStack

- Development/Coding Experience with OpenStack Neutron

- Working knowledge of Dockers/Containers, Fleet/ Kubernetes Container Management

- Experience with monitoring tools and alerting systems such as Zabbix, Nagios, OpsView, HP OpenView, NewRelic, or Big Brother

- Knowledge of Linux and common Linux applications (Kernel tuning, iptables, MySQL, RabbitMQ, HAproxy, Apache).

- Microservices strategy and implementation

- Experience in Multi-threading, Performance Tuning, Complex Data Model projects

- Experience with Virtual Router (Alacatel Lucent VRS, Cisco, Juniper, Brocade), VNF (vLB, vFW, v DNS)

- Good experience with Software Defined Networking models (Yang/Netconf/yaml) , solid understanding of the SDN/NFV controllers architecture like Tail-F, Contrail, Versa, Nuage, Cyan, Onos, OpenDaylight, etc.

- Hands on experience with virtualization acceleration technologies in Intel (DPDK, SR-IOV, VPP)

Job Specification:
- Generally requires 2-5 years related experience
- Bachelors Degree or Equivalent
- Engineering, Computer Science

Comcast is anEOE/Veterans/Disabled/LGBT employerand all qualified applicants will receive consideration for employment without regard to age, race, creed, color, national origin, ancestry, marital status, affectional or sexual orientation, gender identity or expression, disability, nationality, sex or any other legally protected category.

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Sr. Principal, CDN Engineer at Comcast (Denver, CO)

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.

We are looking for engineers to join our Content Delivery team. Do you love to build massive, distributed, and amazing systems? Are you passionate about open source software, and building systems using it? Do you like to add immediate, tangible business value?

As an engineer in the CDN team, you will help build the infrastructure and develop software to support the systems that deliver IP content for a wide range of mobile and first-screen television devices. As part of the larger Comcast engineering teams, you will help shape the next generation of IP content delivery and transform the customer experience. Using the tenets of DevOps, you will have the opportunity to own the entire stack, from architecture to production.

Who does the CDN engineer work with?

Traffic Control is the Open Source CDN control plane for which we lead the development, and this project represents our primary focus. Want to learn more? Visit https://trafficcontrol.apache.org/. There you will find the documentation, source code, and every open bug. We're a small team, delivering state-of-the-art software solutions at the leading edge of CDN technology.

What are some interesting problems you'll be working on?

We deliver petabytes of traffic and tens of billions of transactions every day. Our software infrastructure is crucial in analyzing this data to visualize trends, and enable deep-diving into issues.

Where can you make an impact?

Thinking out of the box and considering the customer experience are key to our success. We never want to impact service unless it is in a positive manner. We need additional team members to follow their passion of engineering thought leadership, coding and contribute to the delivery code at the heart of many organizations!

Responsibilities:

Provide technical leadership in a fast-paced environment

Interact with the Open Source community with focus on Apache Traffic Control

Keep current with emerging technologies in the CDN and surrounding knowledge spaces

Drive to ensure all changes made are positive to customer experience

Collaborate with project stakeholders to identify product and technical requirements

Conducts analysis to determine integration needs

Ensure the software architecture is lean and extensible

Design new software applications, support applications under development, and customize existing applications

Diagnose performance issues and propose and implement code improvements

Ensure software modules are reliable for reuse

Work with Quality Assurance team to determine if applications fit specification and technical requirements

Here are some of the specific technologies we use for Traffic Control:

• Go (golang)
• C
• C++
• Java
• Linux (CentoOS)
• Git
• Apache httpd
• Perl
• InfluxDB
• Redis
• OpenStack

Preferred Skills:

• An open mind and a passion for coding excellence
• Experienced technical leader 4+ years of technical leadership (Leadership not Management)
• BS in Computer Science and 8+ years equivalent experience
• Knowledge of Object Design, Design patterns, and Algorithms
• Experience in OO programming languages Java or C/C++. Experience with GoLang highly desired
• Experience developing software for Networking, Web services, DNS, HTTP, and TCP/IP
• Good communicator; able to analyze and clearly articulate complex issues and technologies understandably and engagingly
• Great design and problem-solving skills, with a strong bias for architecting at scale
• Strong troubleshooting and problem-solving skills, adaptable, proactive and willing to take ownership
• Able to work in a fast-paced environment

The CDN team is a quasi-startup group 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

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