Headquartered in Philadelphia, Pennsylvania, Comcast was established in 1963 as a single-system cable company. Over the years, Comcast experienced tremendous gr
Network Support Engineer
Location
United States
Posted
4 days ago
Salary
$88.1K - $132.2K / year
Seniority
Mid Level
Job Description
Network Support Engineer
Comcast
Role Description This position is responsible for the staging, implementation, operational support, and troubleshooting of the local Comcast LAN environment. The role supports enterprise data, wireless, voice, and video services and serves as an escalation point for complex LAN and wireless issues. The engineer collaborates with internal Comcast customers and cross-functional engineering teams across all business units. Job Responsibilities - Provide advanced engineering support for local LAN services, including data, voice, video, and wireless. - Serve as an escalation resource for complex LAN and wireless connectivity issues. - Perform switchport configuration and VLAN changes; troubleshoot Layer 1 and Layer 2 connectivity issues. - Install, configure, and support network hardware including switches, firewalls, wireless access points, and security tools. - Conduct wireless troubleshooting and surveys using diagnostic tools such as Netscout AirCheck G2. - Proactively identify network issues, trends, and risks and recommend corrective actions. - Partner with Network Engineering and Corporate IT teams during outages, upgrades, and technology refreshes. - Provide remote and on-site smart hands support for engineering initiatives as required. - Maintain accurate documentation of network changes, procedures, and troubleshooting activities. - Perform other duties as assigned. Qualifications - Bachelor’s degree in Information Technology, Engineering, or a related technical field, or equivalent work experience. - Strong understanding of Layer 2 networking concepts including VLANs, trunking, and spanning tree. - Hands-on experience with Cisco enterprise switching platforms, including Cisco 4510, Cisco 9300, or equivalent. - Working knowledge of structured cabling standards, including Category 6 copper and single-mode/multimode fiber optics. - Experience supporting enterprise wireless networks. - Strong troubleshooting, documentation, and communication skills. Preferred Qualifications - Experience in a large enterprise or service provider environment. - Familiarity with network monitoring and diagnostic tools (e.g., NetScout). - Exposure to Layer 3 networking fundamentals. - Experience supporting voice and video services over IP networks. - Relevant industry certifications such as CCNA or equivalent. Requirements - 2-5 Years of relevant work experience. Compensation - Primary Location Pay Range: $88,120.56 - $132,180.84. - Base pay is one part of the Total Rewards that Comcast provides to compensate and recognize employees for their work. - Most sales positions are eligible for a Commission under the terms of an applicable plan, while most non-sales positions are eligible for a Bonus. - Comcast provides best-in-class Benefits to eligible employees.
Related Guides
Related Categories
Related Job Pages
More Network Engineer Jobs
Network Architect
SambaNova SystemsSupercharge AI apps with SambaNova Cloud! Accelerate your AI journey. Unlock lightning-fast inference on Llama 3.1.
• Conduct research and development in state of the art networking solutions • Define and own networking architecture specifications of performant, robust and efficient communications for the next generation super-pod scale ML HW • Define and own ML networking roadmap, leading a cross functional effort of software, systems and silicon • Collaborate with executive leadership to align network initiatives against product competitiveness requirements • Stay on top of and contribute to industry standards representing SambaNova
Senior Network Engineer
CatalistEllucian powers innovation for higher education, partnering with approximately 3,000 customers across 50 countries, serving more than 21 million students. Ellucian's AI-powered platform, trained on the richest dataset available in higher education, drives efficiency, personalized experiences, and strengthened engagement for all students, faculty and staff. Fueled by decades of experience with a singular focus on the unique needs of learning institutions, the Ellucian platform features best-in-class SaaS capabilities and delivers insights needed now and into the future. These solutions and services span the entire student lifecycle, including data-rich tools for student recruitment, enrollment, and retention to workforce analytics, fundraising, and alumni engagement. Ellucian's innovative solutions, vast ecosystem of partners and user community of more than 45,000 provides best practices leading to greater institutional success and achieving better student outcomes.
Role Description This position contributes to designing, implementing and managing corporate/enterprise wired and wireless networks. They will also be responsible for keeping a healthy infrastructure, supporting ERP and non-ERP environments as well as providing both proactive and reactive support while collaborating with cross-functional teams and receiving guidance from Senior team members. Where you will make an impact: - Configure new and production network devices including L2 and L3 switches, routers, WAPs, firewalls, and VPNs - Assist in the design of LAN, WAN, and wireless networks - Assist with the physical installation of network equipment - Remote and onsite tier 2 and tier 3 diagnosis and resolution of network related issues - Perform routine network device firmware and software updates - Perform routing network device configuration backups - Monitor network health, stability, performance, utilization, throughput, security, and latency - Write network infrastructure assessment reports - Create and maintain detailed network documentation, diagrams, and SOPs - Assist and train Junior team members - Identify opportunities to enhance & improve existing technologies within a network environment - Evaluate and recommend new network technologies and products - Work with vendors, contractors, consultants, project managers, IT managers, and fellow engineers in the implementation of LAN, WAN, and wireless networks and technologies - Assist with proposals, quotes, SOWs, vendor, and product selection - Provide regular updates to project and IT managers - All other duties as assigned. Qualifications - 5+ years of experience working within an IT department servicing corporate and enterprise networks - Current Cisco CCNA certification is required - A firm understanding of TCP/IP and associated protocols such as DNS, DHCP, 802.1Q, NAT, PAT, SNMP, SYSLOG, OSPF, and BGP - Experience configuring, managing, and diagnosing DNS solution - Experience configuring, managing, and diagnosing LAN, WAN, and wireless networks and network equipment such as L2 and L3 switching, WAPs, routers, firewalls, and VPNs, with an emphasis on Cisco equipment - Experience working in or on systems at a datacenter - Experience configuring IPSEC VPN tunnels - Experience with overlay networks - Experience implementing 802.1x - Experience with RADIUS - Experience using network analysis tools like Wireshark, TCPDump, etc. Preferred Qualifications - CCNP certification is preferred - Experience with one or more Cisco ASA, Cisco Firepower, Meraki, Palo Alto - Experience with Cisco Routers, Cisco Switches - Experience with Cisco AP's and Wireless Controllers Benefits - Comprehensive health coverage: family major medical expenses, dental and life insurance - Christmas bonus 30 days - Saving fund - Monthly food coupon - 15 workdays vacation - Thrive Flex Program that allows you to contribute towards your health, financial or learning interests - 5 charitable days to support the community that supports us - Diversity and inclusion programs that promote employee resource groups such as: Women in Technology, Pride and Go Green to name a few - Parental leave - Employee referral bonuses to encourage the addition of great new people to the team Company Description Ellucian powers innovation for higher education, partnering with approximately 3,000 customers across 50 countries, serving more than 21 million students. Ellucian's AI-powered platform, trained on the richest dataset available in higher education, drives efficiency, personalized experiences, and strengthened engagement for all students, faculty and staff. Fueled by decades of experience with a singular focus on the unique needs of learning institutions, the Ellucian platform features best-in-class SaaS capabilities and delivers insights needed now and into the future. These solutions and services span the entire student lifecycle, including data-rich tools for student recruitment, enrollment, and retention to workforce analytics, fundraising, and alumni engagement. Ellucian's innovative solutions, vast ecosystem of partners and user community of more than 45,000 provides best practices leading to greater institutional success and achieving better student outcomes.
• Learn how to engineer and deploy advanced network solutions with guidance from experienced engineers • Support network implementation, testing, and reconfiguration/migration activities • Work with both optical (Layer 0/1) and IP networking technologies (Layer 2/3) • Collaborate with global teams including engineering, project management, and technical support • Participate in customer projects and gain exposure to real deployment environments
• Design and implement enterprise routing and switching solutions for campus, branch, headquarters, and data center environments • Develop scalable Layer 2 and Layer 3 network architectures supporting high availability, resiliency, and business continuity • Lead infrastructure refresh, migration, consolidation, and modernization initiatives • Create high-level and low-level design documentation, implementation plans, and operational procedures • Develop technical standards, design best practices, and deployment methodologies • Deploy and support enterprise routing technologies including OSPF, EIGRP, BGP, route redistribution, and policy-based routing • Configure and troubleshoot switching technologies including VLANs, STP, RSTP, MST, EtherChannel, LACP, HSRP, VRRP, and multicast • Perform network performance analysis, optimization, and capacity planning • Support highly available enterprise network environments across multiple customer locations • Design and support modern data center networking solutions utilizing Cisco Nexus platforms, VXLAN EVPN fabrics, Spine-Leaf architectures, and Data Center Interconnect (DCI) • Participate in data center migration, modernization, and expansion initiatives • Support UCS-integrated environments and virtualized infrastructure platforms • Implement resilient networking solutions supporting mission-critical workloads • Design and deploy enterprise WAN solutions utilizing Aruba EdgeConnect (Silver Peak), Cisco SD-WAN, and Meraki SD-WAN • Optimize application performance, WAN resiliency, and branch connectivity • Support MPLS, DIA, Internet, and hybrid WAN architectures • Collaborate with security teams to implement secure enterprise networking solutions • Integrate Palo Alto Networks, Fortinet, Cisco Firepower, and Check Point security technologies • Implement network segmentation, VPN, NAC, and Zero Trust initiatives • Support security assessments, remediation activities, and best-practice implementations • Design and support enterprise wireless solutions utilizing Cisco, Aruba, and Meraki platforms • Perform wireless assessments, optimization, and troubleshooting • Design and support hybrid cloud networking utilizing AWS Direct Connect, Azure ExpressRoute, Transit Gateway, and Virtual Network connectivity • Assist customers with cloud migration and hybrid networking initiatives • Serve as the senior escalation point for complex networking incidents and technical challenges • Perform advanced troubleshooting across routing, switching, wireless, WAN, security, and cloud technologies • Conduct root cause analysis and document corrective actions • Lead technical workshops, design reviews, and customer planning sessions • Mentor junior and mid-level engineers while promoting technical excellence across the organization • Partner with Sales and Solution Architects to support pre-sales activities, technical validation, and solution development • Participate in scheduled maintenance windows, upgrades, and change management activities




