Network Engineer 3
Comcast
5 - 7 years
Chennai
Posted: 11/08/2025
Job Description
Job Summary
Responsible for network site planning, equipment deployment planning, deployment managing and basic design of network instances. Completes network deployment, manages contract teams in deployment, provisions and supports, wireless, Ethernet transport regional network serving residential and commercial customers. Responds to network incidents, determines resources needed for correction and corrects or leads team involved in resolving incident. Has in-depth experience, knowledge and skills in own discipline. Usually determines own work priorities. Acts as resource for colleagues with less experience.Job Description
RESPONSILILITIES INCLUDE, but are not limited to:
- Support the NOC Engineers with overflow support
- Serve as the technical escalation point for NOC Engineers
- Provide advanced level support to the NOC Engineers and their customer(s) when required
- Daily Network Monitoring and Alarm Administration
- Using our NMS(Network Monitoring System), identify network faults and initiate the restoration process
- Provide daily outage reports to Internal Groups and Management with progress updates
- Assist NOC Engineer in fielding partner carrier/vendor maintenance notifications, assessing network and customer impact, sending notifications to all stakeholders, and making prudent business decisions based on the variables
- Internal Change Management Lead create, administer, and execute Internal Change Management events stemming from Network Impairments
- Ensure Network redundancy is maintained when scheduling an event, send notifications to all stakeholders, and make prudent business decisions based on the variables Restore Customer services within a specified repair time frame based on our SLAs.
- Investigate Network outages to determine root cause, and provide recommendations for changes in processes & procedures, or network configuration to prevent recurrence of similar outages in the future.
- Update trouble tickets with clear and concise notes summarizing actions taken and next steps.
- Chronic Issue Investigation and Analysis
- Post-Mortem Analysis and RFO creation & distribution
- Support the escalation and communication of status to management and other internal stakeholders.
REQUIREMENTS:
- 5-7 years of experience in network engineering. CCNP equivalent.
- Responsible for responding to service requests, incidents from the ticket queue.
- Able to troubleshoot network issues spanning multiple network technologies like routing / switching, firewall, VPN, SDWAN, Cisco ACI and VxLAN
- Able to work with vendors to troubleshoot issues and find the root cause and relay the appropriate information to management. Respond timely and stay on top of the issues.
- Experience and understanding of Routing and switching (BGP, OSPF, redistribution, mpBGP, eVPN, VxLAN), QoS, firewalls (Security Rules, NAT Rules, monitoring).
- Basic understanding of wireless controllers, Cloud computing (AWS/Azure), multicast
- Packet monitoring an analysis using wireshark and tcpdump
PREFERRED QUALIFICATIONS:
- Arista, python or Ansible scripting – good to have.
- Able to collaborate with automation and reliability team to fine tune alerting and monitoring.
- F5 / load balancing understanding and troubleshooting.
- Experience with AAA (Authentication / Authorization / Accounting) software (ISE/ClearPass)
- Knowledge of WPA2/WPA3 Enterprise & PSK, RADIUS and 802.1X and PKI concepts
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
5-7 YearsComcast 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.About Company
Comcast is a telecommunications company offering cable TV, broadband, and phone services. It also owns NBCUniversal and produces content for television, movies, and streaming. Comcast is investing in next-gen technologies like 5G and broadband expansion to improve service accessibility.
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