Network Engineer 2 at Comcast · India -…

Network Engineer 2

Location: India - Chennai, Comcast India Engineering Cent

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

This job is responsible for managing the application of network security protocols and updating disaster recovery plans. It involves directing engineers in security best practices and maintaining the network's defense systems. The role plays a crucial part in protecting the Company's information systems.

Job Description

Job summary

Independently performs standard network upgrades using approved automation tools and completes documented manual upgrades when tools fail, while troubleshooting common network and upgrade-related issues.

Key roles and responsibilities

· Provide day-to-day operational support for routers and switches, including alert response, incident handling, service requests, and standard changes.

· Troubleshoot common interface, reachability, packet-loss, latency, hardware, and configuration issues.

· Own assigned tickets through diagnosis, remediation, validation, documentation, and closure within established priorities and escalation paths.

· Perform device health checks, configuration backup and restore, software and hardware inventory updates, and operational readiness checks.

· Review MOPs, prerequisites, image compatibility, device readiness, backups, and rollback requirements before execution.

· Execute standard upgrades through approved tools and validate each workflow stage and result.

· Perform manual network device upgrades using the approved MOP when the automation tool is unavailable, fails, or produces incomplete results.

· Troubleshoot common image transfer, boot variable, storage, reachability, protocol adjacency, interface, authentication, and post-upgrade validation issues.

· Make controlled decisions within the MOP, stop work when risk thresholds are reached, and escalate complex or service-impacting conditions.

· Execute rollback procedures and verify service restoration when upgrade acceptance criteria are not met.

· Coordinate with operations, engineering, application, monitoring, and change-management teams during maintenance activities.

· Document defects and improvement opportunities in upgrade tools and procedures.

Preferred skills and experience

· Working knowledge of IPv4/IPv6, TCP/IP, MPLS, OSPF, BGP, and IS-IS.

· Hands-on experience with routers and switches from Cisco, Juniper, Arista, or Nokia.

· Experience with network OS upgrades, configuration backup/restore, monitoring, logs, and incident troubleshooting.

· Basic scripting or automation awareness is desirable.

Education and certifications

· BE/B.Tech/M.Sc/MCA or equivalent technology qualification.

· Preferred certification: CCNA/CCNP, JNCIA/JNCIS

Common behavioral attributes

· Clear written and verbal communication.

· Disciplined adherence to approved procedures and change controls.

· Collaborative, transparent, and accountable working style.

· Continuous learning and support for innovative technology.

· Ability to remain methodical during maintenance windows and service-impacting events.

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 DegreeWhile 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

2-5 YearsComcast 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.