Sr. UC Systems Engineer

VAE, Inc.; Sierra Vista (AZ); On-site; USD 100,000 - 160,000; Full time

Job summary

VAE, Inc. is seeking a Unified Communications (UC) Systems Engineer to serve as the enterprise SME for VoIP architectures and modernization initiatives in Army enterprise environments.

The role provides senior-level technical leadership, guidance on design standards, and oversight of complex deployments, migrations, and decommissioning efforts to ensure high-availability communications in mission-critical operations.

Qualifications

• Senior-level expertise in VoIP architecture and UC systems.

Responsibilities

• Lead the design and architecture of large-scale VoIP and Unified Communications solutions.
• Develop comprehensive system engineering plans, technical documentation, and modernization roadmaps.
• Provide authoritative guidance on enterprise voice design standards, scalability, resiliency, and performance optimization.
• Translate operational requirements into technical architectures and deployment strategies.
• Provide oversight and technical direction for system deployments, migrations, and decommissioning efforts.
• Ensure seamless integration of UC systems into enterprise network and virtualized environments.
• Lead technical planning for upgrades, expansions, and technology refresh initiatives.
• Oversee high-availability configurations and redundancy strategies for mission-critical voice systems.
• Serve as Tier 3/4 escalation point for complex VoIP and interoperability issues.
• Lead root cause analysis efforts and drive systemic corrective actions.
• Provide technical leadership for non-standard voice operations and specialized configurations.
• Guide implementation and validation of STIGs and security hardening measures for UC systems.
• Architect and troubleshoot Unified Communications Systems and equipment.
• Design and optimize dial plans, call routing, translations/transformations, and SIP dial peers.

Job description

Overview

VAE, Inc. is a full service IT Infrastructure Solutions Company focused on building, securing and supporting our clients mission critical enterprises. We provide a distinctive array of design, integration and implementation services as well as fully managed service offerings. VAE is at the forefront of leveraging multi-tenant capable technologies and shared IT services to create secure, reliable and cost-effective end-to-end services and solutions. We deliver exceptional infrastructure solutions with extremely talented employees using a client-focused partnering approach.

Job Details

• JOB TYPE:** Full-time
• LOCATION:** Sierra Vista, AZ 85613 US (Primary)

Job Description

VAE, Inc. is looking for a Unified Communications (UC) Systems Engineer to serve as the enterprise Subject Matter Expert (SME). This role provides senior-level technical leadership for large-scale Voice over IP (VoIP) architecture, modernization, migration, and sustainment initiatives across Army enterprise environments. The UC SME guides architecture decisions, oversees complex implementations, and serves as the senior escalation point for advanced voice and unified communications challenges. This position plays a critical role in modernizing Army voice infrastructure, ensuring interoperability between legacy and next-generation systems, and maintaining resilient, high-availability communications capabilities in mission-critical environments.

Responsibilities Include

• Lead the design and architecture of large-scale VoIP and Unified Communications solutions.
• Develop comprehensive system engineering plans, technical documentation, and modernization roadmaps.
• Provide authoritative guidance on enterprise voice design standards, scalability, resiliency, and performance optimization.
• Translate operational requirements into technical architectures and deployment strategies.
• Provide oversight and technical direction for system deployments, migrations, and decommissioning efforts.
• Ensure seamless integration of UC systems into enterprise network and virtualized environments.
• Lead technical planning for upgrades, expansions, and technology refresh initiatives.
• Oversee high-availability configurations and redundancy strategies for mission-critical voice systems.
• Serve as Tier 3/4 escalation point for complex VoIP and interoperability issues.
• Lead root cause analysis efforts and drive systemic corrective actions.
• Provide technical leadership for non-standard voice operations and specialized configurations.
• Guide implementation and validation of STIGs and security hardening measures for UC systems.
• Architect and troubleshoot Unified Communications Systems and equipment.
• Design and optimize dial plans, call routing, translations/transformations, and SIP dial peers.
• Integrate legacy Time-Division Multiplexing (TDM) systems wit

Equal employment opportunity, including veterans and individuals with disab lities.