About NDi:
Network Designs, Inc. (NDi) is a leading Federal contractor that specializes in designing, developing, and delivering information technology and network solutions for government customers. Founded in 1985, NDi's firmly defined core values have driven all aspects of the business, which have been paramount to our company's success and the establishment of an enjoyable workplace atmosphere. At NDi, we believe that our people are the cornerstone of our success, and we value collaboration, career growth, and winning ideas. Military Veterans Encouraged to Apply.
Job Description:
We are seeking a technically experienced and solutions-driven Senior Unified Communications Voice Architect to lead the deployment, configuration, troubleshooting, and lifecycle management of enterprise voice and telephony solutions in a secure, large-scale environment spanning more than 800 sites.
This role will support Microsoft Teams Voice, Avaya, Managed Secure Telephony Platform, Enterprise Voice over IP, Cisco voice technologies, and related enterprise telephony systems. The selected candidate will be responsible for hands-on technical implementation, solution development, troubleshooting, system optimization, and ongoing operational support.
The ideal candidate will have experience managing complex telephony environments, supporting endpoint connectivity, integrating voice solutions with enterprise workflows, and ensuring compliance with federal cybersecurity standards. This position requires a strong communicator who can operate effectively in high-visibility enterprise and government environments while coordinating across engineering, operations, security, vendor, and customer stakeholder teams.
Requirements:
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U.S. Citizenship is required
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Must possess an active TS clearance at the time of application, be willing and able to obtain SCI access, and pass a CI polygraph.
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This position is onsite 5/days a week in Washington D.C. with Travel up to 25%
Qualifications and Experience:
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Bachelor's Degree in Information Systems, Computer Science, Business Systems, or related
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Minimum of 8 years of experience in enterprise telephony or unified communications, with at least one year of direct experience supporting Microsoft Teams Phone System.
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Hands-on experience managing, configuring, and troubleshooting Avaya, Managed Secure Telephony Platform, Microsoft Teams Voice, and Enterprise Voice over IP solutions.
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Experience supporting MSTP engineering activities, including system configuration, endpoint connectivity, performance troubleshooting, and operational readiness.
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Strong knowledge of Microsoft Teams Voice technologies, including Direct Routing, Operator Connect, Session Border Controllers, SIP/VoIP routing, and dial plan design.
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Experience with Avaya, MSTP, Cisco voice technologies, Microsoft platforms, Power BI, SAF, and enterprise telephony tools.
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Proficient with PowerShell scripting, Microsoft Teams Admin Center, Microsoft 365 Admin Center, Jira, and ITSM platforms for incident management, service requests, escalations, T4 tickets, workflows, and task tracking.
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Strong troubleshooting, root cause analysis, and problem-resolution skills in complex enterprise voice environments, with the ability to ensure systems operate efficiently and reliably.
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Ability to configure and optimize Avaya, MSTP, Microsoft Teams Voice, and EVoIP solutions to meet business, operational, security, and enterprise objectives.
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Strong communication skills with technical and non-technical stakeholders, including the ability to clearly communicate technical issues, risks, outages, operational impacts, and remediation efforts to leadership and customers.
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Experience collaborating with government personnel, civilian engineering teams, vendors, and operational support organizations to proactively identify risks, anticipate customer concerns, and coordinate resolution across multiple teams.
Preferred Qualifications:
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Experience migrating from legacy PBX systems to Microsoft Teams Voice.
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Familiarity with government cybersecurity compliance frameworks, including STIGs, FISMA, and NIST.
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Experience integrating Teams Voice with third-party systems or services.
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Microsoft 365 Certified: Collaboration Communications Systems Engineer Associate, or equivalent certification.
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Experience providing secure reach-back support in a federal or enterprise environment.
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Experience supporting business process modeling, process improvement, or reengineering efforts.
Primary Product Knowledge:
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Microsoft Teams Voice / Microsoft 365
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Avaya
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Managed Secure Telephony Platform
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Cisco voice technologies
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Enterprise Voice over IP
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Power BI
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SAF
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Session Border Controllers
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Direct Routing
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Operator Connect
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SIP/VoIP routing
Responsibilities:
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Enterprise Voice Deployment: Lead the implementation and support of enterprise voice services across 800+ locations, including Microsoft Teams Voice, Avaya, MSTP, EVoIP, Cisco voice technologies, and related telephony platforms.
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MSTP Engineering Support: Oversee engineering activities related to MSTP configuration, endpoint connectivity, operational readiness, and system performance.
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Avaya and MSTP Troubleshooting: Manage, configure, and troubleshoot Avaya and MSTP systems to ensure solutions are optimized, reliable, and aligned with business needs.
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Microsoft Teams Voice Support: Support Microsoft Teams Phone System, Direct Routing, Operator Connect, SBC configuration, SIP/VoIP routing, and dial plan design.
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Voice System Optimization: Configure and maintain advanced voice features, including E911, call queues, auto attendants, voicemail, number management, endpoint connectivity, and related telephony services.
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EVoIP Support: Maintain and support Enterprise Voice over IP systems to ensure they are functioning at peak performance.
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Infrastructure Monitoring and Maintenance: Conduct infrastructure health checks and apply software, firmware, and security updates to telephony systems and components.
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Testing and Lab Support: Manage development and test lab environments to validate VoIP devices and Analog Telephone Adapters.
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Workflow and System Integration: Integrate telephony solutions with enterprise systems, service desks, and ITSM workflows to support business continuity.
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Ticket and Incident Support: Provide back-end engineering support for MSTP troubleshooting and resolution of T4 tickets related to telephony issues, ensuring timely and effective solutions.
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Business Process Support: Provide business process modeling and reengineering support to improve telephony operations, workflows, and service delivery.
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Secure Reach-Back Support: Provide secure reach-back support to stakeholders, technical teams, vendors, and operational support personnel.
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Security Compliance: Apply and maintain STIGs, support vulnerability scanning and remediation, and ensure PKI and certificate validity.
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Monitoring and Reporting: Use monitoring tools, dashboards, and Power BI, as applicable, to track uptime, performance, usage trends, service risks, and operational impacts.
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Incident Response and Tier 3 Support: Serve as the escalation point for complex telephony issues, working collaboratively across IT, security, engineering, vendor, government, and operations teams.
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Risk Management: Proactively identify service-impacting issues and recommend corrective actions before escalation or operational disruption occurs.
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Technical Strategy Alignment: Ensure technical strategies, configurations, and voice solutions align with business needs, security requirements, and enterprise objectives.
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Mentorship and Knowledge Sharing: Support junior engineers and staff through documentation, peer reviews, technical guidance, and knowledge sharing
Compensation and Benefits:
At NDi, we value our team and are committed to retaining top talent by offering competitive benefits and compensation packages. Our employee benefits package includes comprehensive health, dental, vision, pet, and legal insurance. Our corporate benefits include 401(k) retirement matching, paid leave, paid holidays, and health and wellness programs. In addition, we provide employer-paid life and disability insurance, professional development, education benefits, and much more to ensure our team has the resources they need to thrive on and off the job.
Veterans First Commitment:
As a Service-Disabled Veteran-Owned Small Business (SDVOSB), NDi is dedicated to hiring veterans and providing a supportive work environment that honors their service while recognizing the unique skills and experiences they bring to our organization.
Commitment to Diversity:
Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status or other characteristics protected by law.
Apply Now: Take advantage of this unique opportunity to join one of the fastest-growing companies in Federal contracting!
