Voice Network Engineer II

Responsibilities

• Monitor, maintain, and support enterprise network infrastructure, including LAN, WAN, WLAN, SD-WAN, and data center networking.
• Provide advanced support for voice systems, including IP telephony, call routing, SBC administration, and VoIP troubleshooting.
• Configure and maintain routers, switches, firewalls, load balancers, and related technologies.
• Troubleshoot complex network and voice issues; perform root-cause analysis and implement long-term fixes.
• Participate in on-call rotation and respond to escalated incidents.
• Work with carriers, vendors, and internal teams to resolve service issues and manage upgrades.
• Aid in network and voice infrastructure projects, including new deployments, migrations, and system modernization.
• Ensure compliance with security standards, best practices, and change-control procedures.
• Maintain accurate documentation of network diagrams, configurations, and support procedures.
• Recommend improvements to performance, scalability, and reliability of network/voice services.

Qualifications

• You Must Have:
• Bachelor’s degree in a related field.
• 2+ years of experience in a related field.
• Relevant experience can be considered as a substitute for the required educational qualifications.
• In the absence of a degree, a minimum of 6 years of related experience is required.
• A higher level relevant degree may substitute for experience.
• Practical experience with voice systems such as: – Cisco Unified Communications Manager (CUCM) and MS Teams – SIP trunking and Session Border Controllers – VoIP QoS, RTP/RTCP, call flow analysis
• A deep understanding of network protocols and services [e.g., Transmission Control Protocol/Internet Protocol (TCP/IP), Domain Name System (DNS), Dynamic Host Configuration Protocol (DHCP)].
• Proficiency with networking switching equipment and systems.
• Proficiency with wireless and VPN implementations.
• Familiarity with AI in troubleshooting network issues.
• Strong experience with networking equipment.
• Experience supporting a corporate network, maintaining Service Level Agreements (SLAs), providing support to corporate IT departments.
• Basic understanding of firewall principles and maintenance.
• We Prefer:
• CCNA, CCNP, or equivalent certification.
• Experience with cloud voice solutions (Teams Phone, Webex, etc.).
• Knowledge of SD-WAN technologies.
• Experience with network automation or scripting (Python, Ansible).
• Experience in high-availability or multi-site environments.