Microsoft Teams Voice Engineer

Network Designs, Inc.; Washington (District of Columbia); On-site; USD 77,809 - 132,275; Full time

Benefits offered by this job

Medical insurance

Vision insurance

401(k)

Pension plan

Disability insurance

Job summary

A leading Federal contractor in Washington, DC is seeking a Microsoft Teams Voice Engineer. This role involves leading deployment and optimization of Microsoft Teams Voice solutions across multiple locations. Candidates must have a Bachelor's degree, 8+ years of experience in telephony systems, and an active TS clearance. This full-time position requires advanced skills in Microsoft Teams Voice technologies and strong communication abilities.

Qualifications

• U.S. Citizenship is required.
• Must possess an active TS clearance.
• Minimum 8 years of experience in enterprise telephony.
• Experience with Teams Voice technologies required.

Responsibilities

• Lead implementation of Microsoft Teams Voice services across 800+ locations.
• Configure and maintain advanced Teams Voice features.
• Monitor and maintain telephony systems.
• Integrate Teams telephony with enterprise systems.

Skills

PowerShell scripting

Microsoft Teams Admin Center

Microsoft 365 Admin Center

Microsoft Teams Voice technologies

SIP/VoIP routing

Attention to detail

Strong communication skills

Education

Bachelor's Degree in Information Systems or related field

Job description

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Technical Recruiter @ Network Designs, Inc. | We’re hiring cleared professionals for a high-impact Unified Communications program supporting the FBI

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 Microsoft Teams Voice Engineer to lead the deployment, configuration, and lifecycle management of Microsoft Teams Voice solutions in a secure, enterprise environment spanning over 800 sites. This role involves hands-on technical work, solution development, and ongoing optimization of Microsoft Teams Phone System, Direct Routing, Operator Connect, and Session Border Controllers (SBCs). The ideal candidate is comfortable managing complex telephony environments, supporting integration with enterprise workflows, and ensuring compliance with federal cybersecurity standards.

Requirements:

• U.S. Citizenship is required
• Must possess an active TS clearance at the time of application, be willing and able to obtain SCI access, and pass a CI polygraph.
• This position is onsite 5/days a week in Washington D.C.

Qualifications and Experience:

• Bachelor's Degree in Information Systems, Computer Science, Business Systems, or related IT Management or equivalent combination of education, training, and work experience
• Minimum 8 years of experience in enterprise telephony or unified communications, with direct experience supporting Microsoft Teams Phone System.
• Proficient in PowerShell scripting, Microsoft Teams Admin Center, and Microsoft 365 Admin Center.
• Excellent troubleshooting skills and strong attention to detail.
• Strong communication skills with both technical and non-technical stakeholders.
• Hands-on expertise with Microsoft Teams Voice technologies: Operator Connect, Session Border Controllers (SBCs), SIP/VoIP routing and dial plan design.

Preferred Qualifications:

• Experience migrating from legacy PBX to Microsoft Teams Voice.
• Familiarity with government cybersecurity compliance frameworks (e.g., STIGs, FISMA, NIST).
• Experience with integrating Teams Voice with third-party systems or services.
• Microsoft 365 Certified: Collaboration Communications Systems Engineer Associate (or equivalent)

Responsibilities:

• Enterprise Deployment: Lead implementation and support of Microsoft Teams Voice services across 800+ locations, including dial plan design, SBC configuration, and integration with Operator Connect and Direct Routing.
• Voice System Optimization: Configure and maintain advanced Teams Voice features such as e911, call queues, auto-attendants, voicemail, and number management.
• Infrastructure Monitoring & Maintenance: Conduct infrastructure health checks and apply software, firmware, and security updates to telephony systems and components.
• Testing & Lab Support: Manage development/test lab environments to validate VoIP devices and Analog Telephone Adapters (ATAs).
• Workflow & System Integration: Integrate Teams telephony with enterprise systems, service desks, and ITSM workflows to support business continuity.
• Security Compliance: Apply and maintain STIGs, manage vulnerability scanning and remediation, and ensure PKI and certificate validity.
• Monitoring & Reporting: Use monitoring tools and dashboards to track uptime, performance, and usage trends; generate reports for stakeholders.
• Incident Response & Tier 3 Support: Serve as the escalation point for complex telephony issues, working collaboratively across IT, security, and operations teams.
• Mentorship & Knowledge Sharing: Support junior engineers and staff through documentation, peer reviews, and technical guidance.

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Customer Service

• Industries

  IT Services and IT Consulting

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Inferred from the description for this job

Medical insurance

Vision insurance

401(k)

Pension plan

Disability insurance

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