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

Responsible for validating product quality by analyzing and testing the quality of the code base. Focuses on writing code that will be executed in an automated and repeatable fashion which will reduce manual testing efforts and increase code quality and consistency. Develops and maintains code that validates front-end, middleware and database systems, using the latest tools and programming languages. Provides input into various software development lifecycle stages. Partners with software engineers to write efficient automation code using coding standards and best practices. Reports test execution results to senior leadership. Repairs complex broken automation scripts and performs peer reviews of automation codebase. Integrates knowledge of business and functional priorities. Acts as a key contributor in a complex and crucial environment. May lead teams or projects and shares expertise.

Job Description

Requirements and Responsibilities

Lead and Design, Solution architect for Designing and implementing network and test infrastructure, including Local Area Networks (LANs) and Wi-Fi testing (WLAN) environment that ensure high performance and reliability for users
•   Leads automation efforts for operational tools and frameworks
•   Provides guidance and recommended solutions to complex technical issues.
•   Acts as an advocate for Engineering Operations procedures, policies and processes. Ensures projects are fully integrated into the operations environment including lifecycle problem management.
•   Maintain comprehensive documentation of network configurations, processes, and changes
•   Prepare reports on network performance, incidents, and resolutions for management review
•   Provides input to engineering and vendors on defects and required enhancements. Attains all relevant industry standard technical certifications.
•   Serves as team lead on multiple projects, often spanning different engineering disciplines within the organization
•   Leads the integration of projects into operations including instrumentation, automation, standardization and methods/procedures.
•   Consistent exercise of independent judgment and discretion in matters of significance.
•   Installing, configuring, and maintaining network hardware and software, troubleshooting complex network issues, and ensuring minimal downtime.
•   Monitoring Network performance to ensure reliability and efficiency, including the use of and building network monitoring tools
•   Operate various RF, video, and optical test equipment: spectrum analyzer, RF signal level meter etc
•   Perform and maintain all structured Wiring/cabling to ensure efficient data flow in lab environment.
•   Reviews and verifies requirements and design specifications for validity in overall product design, with an emphasis on product testability and verification.
•   Reviews project progress, evaluates results, and recommends corrections in technical
applications and analysis.
•   Collaborates with Product and Development teams to identify product and technical requirements.
•   Work as a motivated team player and open develop new skillset as demanded by the job
•   Experience in DOCSIS technologies, working experience with CMTS/vCMTS/RPHY hardwares and configuration is desired
•   Regular, consistent and punctual attendance. Must be able to work nights and weekends, variable schedule(s) and overtime as necessary.
•   Mentor and train junior engineers and foster a culture of continuous learning to participate in technical discussions and knowledge-sharing
•   Other duties and responsibilities as assigned.

Skills Required
•   Bachelor’s degree in Electronics and Communications, Computer Engineering, Computer Science, or related technical field.
•   8-10 years of experience in Wi-Fi Infrastructure, Networking and Headend with hands-on experience in different kinds of networking devices
•   Experience with network hardware such as routers, switches, and access points, along with familiarity with testing equipment.
•   Experience in working with the development team and QA team for Infrastructure requirements and architectural/design reviews
•   Experience in setting up WiFi Access Points, WiFi 802.11a/b/g/n/ac/ax/be products, knowledge in Wi-Fi and Wi-Fi related IEEE standards, Network Management Protocols – SNMP, TR069, DOCSIS and WiFi Analyzers
•   Strong understanding on the RF, DOCSIS and Fiber/PON technology terms like Signal level, MER, SNR
etc.
•   Strong analytical and problem-solving skills, excellent communication abilities, and the capacity to work both independently and collaboratively
•   Proven ability to work with technology partner/vendor teams to troubleshoot problems.
•   Background in working in highly automated product test environments and able to assist in test automation/maintenance when necessary.
•   Execute automated test scripts to validate the reliability of the infrastructure and present results to the team
•   Proficiency with networking devices (e.g., routers, switches, firewalls) and knowledge of networking protocols (TCP/IP, DNS, DHCP). Familiarity with automation tools and scripting languages is advantageous
•   Understanding of video product regulatory requirements and test in areas such closed captioning, EAS, IP video streaming, audio/video codec; Dolby Digital Plus, Bluetooth Distribution, EAC3, and others will be plus.
•   Hands-on experience with device/consumer products, video/broadcasting solutions is a big plus.
•   Troubleshooting and root-cause-analysis skills; able to lead cross-functional team triage.
•   Decent understanding of DHCP flow, TCP-UDP protocols, CPE-IPv4/6, Multicast, working knowledge of IS-IS
•   Experience with cable industry standard practices, interfaces, operating systems, and protocols such as DOCSIS 3.0/3.1/4.0, SIP, and Packet Cable.

Expertise/Technical Skills
•   OS: Strong Linux Skills
•   Languages: Scripting languages preferred
•   Others: HTTP(s), TCP/IP, Multicast, Unicast, RTSP, IGMP, Cable-Modem, DOCSIS
•   Relevant certifications, such as Certified Wireless Network Administrator (CWNA) or Cisco Certified Network Professional (CCNP)

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 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.

Certifications (if applicable)

Relevant Work Experience

7-10 Years

Comcast is proud to be 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.

Lab Infra Engineer

Comcast

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