Network Access Engineer (Level I-III)

Responsibilities

• Design, configure, deploy, maintain, and optimize network infrastructure including routers, switches, OLTs, ONTs, wireless systems, firewalls, and security appliances.
• Support broadband access technologies including CMTS, GPON, DOCSIS, Ethernet, RF, optical transport, and IP networking.
• Execute manual and automated testing to validate network functionality, performance, and reliability.
• Troubleshoot network performance issues, analyze traffic patterns, and perform root cause analysis for service-affecting events.
• Design and maintain secure network architectures, segmentation strategies, and security policies.
• Configure and support routing, switching, VPN, DNS, DHCP, TACACS, RADIUS, and related network services.
• Develop and maintain network documentation including diagrams, methods of procedure (MOPs), incident reports, and change records.
• Provide Tier III technical support to Network Operations Center (NOC) personnel and field technicians.
• Manage assigned projects and support network expansion, modernization, and optimization initiatives.
• Perform network audits and ensure compliance with established standards, policies, and configuration guidelines.
• Support capacity planning, network growth forecasting, and infrastructure lifecycle management.
• Evaluate, recommend, and support procurement of network technologies and equipment.
• Communicate technical standards and best practices to internal stakeholders and technical teams.

Qualifications

• Knowledge of Ethernet, IP, GPON, DOCSIS, RF, optical transport, and broadband access technologies.
• Experience with routing and switching technologies including OSPF, BGP, MPLS, VLANs, VPNs, and network security protocols.
• Experience with Internet services and supporting technologies including DNS, DHCP, HTTP, SMTP, IMAP, POP, and NTP.
• Experience with OTDR testing and interpretation of fiber traces.
• Understanding of network security principles including authentication, encryption, access control, segmentation, and secure network design.
• Experience using network analysis and monitoring tools such as Wireshark, TCPDump, and SNMP-based monitoring platforms.
• Ability to design, implement, and support scalable, secure, and highly available network environments.
• Strong troubleshooting, analytical, communication, and documentation skills.
• Ability to support continuous improvement initiatives and evolving business requirements.