Engineer 3, Excellence in Operations

Comcast Business offers a suite of Connectivity, Communications, Networking, Cybersecurity, Wireless, and Managed Solutions to help global organizations of all sizes prepare for what’s next. Powered by the nation’s largest Gig-speed broadband network and backed by 24/7 customer support, Comcast Business is the nation’s largest technology provider to small businesses and one of the leading service providers to the Enterprise market. Comcast Business has been consistently recognized by industry analysts and associations as a leader and innovator, and one of the fastest growing providers of Ethernet services.

Job Summary

Responsible for being the escalation point-of-contact for all high level break/fix and maintenance issues or events for the XOC. Provides subject matter expertise forCRAN, CMTS, transport, Video, CDV, HSI and works closely with the engineering teams. Performs a variety of highly complex analytical duties in the planning development, testing and evaluation of Comcast's network. Responds to escalations and resolves issues that arise from hardware and software failures. Manages network tuning, performance and designs strategies and makes recommends to improve network performance.

Job Description

Core Responsibilities

• Performs a variety of highly complex analytical duties in the planning, development, testing and evaluation of Comcast's network, including CRAN, CMTS and the IP platform and Video platform. Works closely with engineering and national teams on network operations to ensure proper and efficient operations of the network.
• Measures volume and performance of the network traffic; identifies utilization and performance issues; designs strategies and recommendations to improve network performance. Provides necessary support for additions and changes.
• Devises and implements strategies for solving network issues or increasing network performance, including the development and production of network system documentation and instructional and procedural manuals for other employees to utilize in order to resolve problems or make network improvements. Supports all the XOC tools and alarms, analyze systems needs and determines priority of devices attached to the network.
• Ensures the availability of networking services; studies, evaluates, analyzes and monitors the network to determine problem areas and/or areas of concern. Monitors and isolates outages and impairments. Ensures that server databases and other related resources are properly maintained and devises strategies to improve performance of the network.
• Provides subject matter expertise for all network equipment, technical training and support to other operational groups. Updates code and software to ensure proper system performance.
• Engineer 3 performing Network Desk duties performs the following: Determines if the network, or a portion of the network, needs to be shut down to resolve complex issues. Provides technical support for the capacity and utilization reporting and tuning across the product lines. Tests, monitors and analyzes the network to isolate outages across all product lines. Performs port turn ups and downs on CRAN aligned to the agreed to demark matrix. Develops changes and improvements in the network including re-routing of traffic. Provisions DWDM and CWDM circuits .
• Engineer 3 performing Video Desk duties performs the following: Participates in the review of video failures, as appropriate and provides feedback to prevent future occurrences within the established post mortem process. Accountable for video configuration audits and adherence to the golden configuration. Supports national desk for DSG and 2way conduit applications. Supports all channel migration from the headend to the CRAN. Supports all SD and HD channel launches. Uses all available tools to monitor and isolate IP video outages and impairments. Maintains all IP video delivery devices (i.e. RPD's, OM-1000's and NC-1500's). Performs MPEG troubleshooting through a variety of highly complex analytical duties in the testing and evaluation of Comcast's network. Provides operational support for the DAC and DNCS in conjunction with engineering and AVS. Directs Headend Technician(s) in troubleshooting network issues for video, ADS and Switched Digital video.
• Engineer 3 performing CHSI Desk duties performs the following: Devises modulation changes to the CHSI QAMs. Acts as the SME in isolating problems between the CMTS, transport distribution and subscriber Modem equipment. Ensures the CHSI network is optimally engineered. Analyzes and troubleshoots networks such as: CHSI Infrastructure, CRAN/CMTS and transport. Designs, conducts and interprets database and CHSI configurations. Provides technical support during the deployment of the CHSI product or the installation of additional CMTS's in the market.
• Engineer 3 performing CDV Desk dut