Principal Network Engineer (Voice & Unified Communications)

U.S. Bank • Saint Paul, MN

6d • $119,765 - $140,900 • Hybrid

About The Position

U.S. Bank is seeking a Principal Voice Network Engineer to help design, modernize, and support enterprise voice and unified communications platforms across a large-scale, highly available environment. This role is ideal for a senior Voice Network Engineer with deep expertise in SIP, VoIP, Cisco Collaboration, and enterprise telephony solutions. You'll play a key role in driving voice modernization initiatives, improving platform resiliency, and supporting critical communications services across the enterprise.

Requirements

• Associate's degree or equivalent work experience.
• At least seven years of experience managing and delivering network services within a complex technology environment.

Nice To Haves

• Strong expertise in Session Initiation Protocol (SIP), including call flows, signaling, session border controllers (SBCs), and troubleshooting.
• Hands-on experience with Oracle voice solutions, administration, configuration, and platform lifecycle management.
• Deep knowledge of Cisco Voice technologies, including CUCM, Unity Connection, Expressway, and related collaboration solutions.
• Experience deploying and supporting Microsoft Teams Voice, Direct Routing, Operator Connect, and enterprise telephony integrations.
• Strong understanding of voice networking concepts, including QoS, routing, switching, VLANs, WAN/LAN architectures, and VoIP design principles.
• Expertise in voice security and application security, including SBCs, encryption, authentication, threat mitigation, and secure communications architecture.
• Proven ability to diagnose and resolve complex cross-functional issues involving voice infrastructure, network services, and integrated applications.
• Experience with automation, monitoring, and performance management tools supporting enterprise communications and network environments.

Responsibilities

• Design, implement, and support enterprise voice network solutions utilizing SIP technologies across complex, distributed environments.
• Engineer and maintain Oracle voice platforms, ensuring high availability, reliability, scalability, and operational excellence.
• Configure, administer, and optimize Cisco Unified Communications and Microsoft Teams Voice platforms, including call routing, dial plans, and voice policies.
• Troubleshoot and resolve complex voice, network, and unified communications issues, performing root cause analysis and implementing preventive measures.
• Develop and enhance voice infrastructure architectures that support business continuity, disaster recovery, and resilient communications services.
• Partner with network, security, infrastructure, and application teams to integrate voice solutions into enterprise technology ecosystems.
• Implement and maintain voice network and application security controls, ensuring compliance with organizational security standards and regulatory requirements.
• Lead technology upgrades, migrations, and modernization initiatives for voice and communications platforms while minimizing operational risk and service disruptions.

Benefits

• Healthcare (medical, dental, vision)
• Basic term and optional term life insurance
• Short-term and long-term disability
• Pregnancy disability and parental leave
• 401(k) and employer-funded retirement plan
• Paid vacation (from two to five weeks depending on salary grade and tenure)
• Up to 11 paid holiday opportunities
• Adoption assistance
• Sick and Safe Leave accruals of one hour for every 30 worked, up to 80 hours per calendar year unless otherwise provided by law

What This Job Offers

• Job Type: Full-time
• Career Level: Principal
• Education Level: Associate degree