Unified Communications Engineer - TS Clearance, DC Onsite

National Capitol Contracting LLC; Washington (District of Columbia); On-site; USD 145,000 - 155,000; Full time

Benefits offered by this job

Onsite in DC

Equal Opportunity Employer

Job summary

National Capitol Contracting LLC in Washington, DC is seeking an experienced Unified Communications Engineer for an onsite role requiring active Top Secret clearance. You will lead design, deployment, and optimization of voice, video, and data networks across Cisco CUCM, Unity Connection, Expressway, and Microsoft Teams Voice.

As the senior technical authority, you will guide integration with AD, cloud services, and virtualization, ensure security standards such as TLS/SRTP and DISA STIGs, and

Qualifications

• Active Top Secret security clearance required, with willingness to obtain TS/SCI CI Polygraph.
• 10+ years of enterprise Unified Communications engineering experience.
• Expert knowledge of voice, video, collaboration systems, and supporting networks.

Responsibilities

• Serve as the senior technical authority for enterprise UC environments, providing leadership on strategic initiatives and mission-critical assignments.
• Design, engineer, integrate, and optimize enterprise voice, video, and collaboration platforms including Cisco CUCM, Unity Connection, Expressway, and Microsoft Teams Voice.
• Provide Tier 4 troubleshooting, root-cause analysis, and resolution for complex outages and performance issues.
• Integrate UC solutions with Active Directory, cloud services, virtualization platforms, and network infrastructure.
• Lead projects such as technology refreshes, data center migrations, and collaboration platform enhancements.

Skills

Leadership

Communication

Project management

Unified Communications

Education

Bachelor's degree

Tools

Cisco CUCM

Unity Connection

Expressway

Microsoft Teams Voice

SIP / VoIP protocols

TLS / SRTP

DISA STIGs

ESXi virtualization

Cisco UCS

Job description

National Capitol Contracting LLC in Washington, DC is seeking an experienced Unified Communications Engineer for an onsite role requiring active Top Secret clearance. You will lead design, deployment, and optimization of voice, video, and data networks across Cisco CUCM, Unity Connection, Expressway, and Microsoft Teams Voice.

As the senior technical authority, you will guide integration with AD, cloud services, and virtualization, ensure security standards such as TLS/SRTP and DISA STIGs, and