Unified Communications Engineer

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

Job summary

National Capitol Contracting LLC is seeking a Unified Communications Engineer for an onsite role in Washington, DC. You will provide technical direction across voice, video, and data networks, integrating UC platforms and ensuring security compliance.

You will lead projects, mentor staff, and collaborate with stakeholders to design and optimize enterprise UC solutions such as Cisco CUCM, Unity Connection, Expressway, and Microsoft Teams Voice. A TS/SCI CI polygraph is welcome for the position.

Qualifications

• Bachelor’s degree in a related field.
• 10+ years of enterprise telecommunications and Unified Communications engineering/administration experience.
• Expert knowledge of voice, video, collaboration systems, and supporting networks.
• Experience with Cisco CUCM, Unity Connection, IM & Presence, Expressway, and Microsoft Teams Voice.
• Strong knowledge of SIP, H.323, MGCP, UDP, RTP, SRTP, and TLS protocols.
• Experience with QoS, BGP, OSPF, MPLS, IPSEC, Cisco CUBE, Oracle SBC, and related network technologies.
• Experience with ESXi virtualization, Cisco UCS, and cloud environments (IaaS, PaaS, SaaS).
• Knowledge of security controls, certificates, and compliance standards such as DISA STIGs.
• Strong leadership, decision-making, and project management skills.
• Demonstrated attention to detail.
• Excellent communication, interpersonal, and emotional intelligence skills.
• Proven ability to collaborate cross-functionally and lead teams effectively.

Responsibilities

• Serve as the senior technical authority for enterprise Unified Communications environments.
• Establish goals, roadmaps, and project plans aligned with objectives.
• Design, engineer, integrate, and optimize enterprise UC platforms including Cisco CUCM, Unity Connection, Expressway, and Teams Voice.
• Provide Tier 4 troubleshooting and root-cause analysis for outages.
• Analyze network performance and recommend modernization efforts.
• Integrate UC with AD, cloud services, virtualization, and network infrastructure.
• Lead technology refreshes, data center migrations, and platform enhancements.
• Mentor team members and collaborate across organizational levels.
• Develop and maintain SOPs, engineering docs, diagrams, and standards.

Skills

Leadership

Team mentorship

Strategic planning

Communication

Security/compliance

Networking

Education

Bachelor’s degree in a related field

Tools

Cisco CUCM

Unity Connection

Expressway

Microsoft Teams Voice

SIP

H.323

MGCP

RTP/SRTP

TLS

QoS

BGP

OSPF

MPLS

IPSec

Cisco CUBE

Oracle SBC

ESXi

Cisco UCS

Cloud environments (IaaS/PaaS/SaaS)

Job description

If you are unable to complete this application due to a disability, contact this employer to ask for an accommodation or an alternative application process.

Unified Communications Engineer

Full Time Technical Washington, DC, Washington, DC, US

Position Summary

This is an ONSITE position located in Washington, D.C.

NCC is seeking candidates for a Unified Communications Engineerto provide direct technical direction and analysis for telecommunication activities including planning, designing, configuring, integrating, installing, and maintaining voice, video, and data telecommunications/communications networks and services with computer systems.

Key Areas of Responsibilities

• Serve as the senior technical authority for enterprise Unified Communications (UC) environments, providing leadership on strategic initiatives and mission-critical assignments.
• Establish goals, roadmaps, and project plans aligned with organizational objectives.
• 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.
• Analyze network performance, traffic flows, interfaces, and protocols to recommend improvements and modernization efforts.
• Integrate UC solutions with Active Directory, cloud services, virtualization platforms, and network infrastructure.
• Implement secure communications using TLS, SRTP, certificates, IPSEC, and ensure compliance with applicable standards such as DISA STIGs.
• Lead projects such as technology refreshes, data center migrations, and collaboration platform enhancements.
• Partner with clients and stakeholders to assess needs, analyze data, and recommend solutions.
• Develop and maintain SOPs, engineering documentation, diagrams, and technical standards.
• Mentor team members, advise leadership, delegate effectively, and collaborate across all organizational levels.
• Perform other duties as assigned.
• Active Top Secret security clearance required, with willingness to obtain TS/SCI CI Polygraph
• Bachelor’s degree in a related field
• 10+ years of enterprise telecommunications and Unified Communications engineering/administration experience
• Expert knowledge of voice, video, collaboration systems, and supporting networks
• Experience with Cisco CUCM, Unity Connection, IM & Presence, Expressway, and Microsoft Teams Voice
• Strong knowledge of SIP, H.323, MGCP, UDP, RTP, SRTP, and TLS protocols
• Experience with QoS, BGP, OSPF, MPLS, IPSEC, Cisco CUBE, Oracle SBC, and related network technologies
• Experience with ESXi virtualization, Cisco UCS, and cloud environments (IaaS, PaaS, SaaS)
• Knowledge of security controls, certificates, and compliance standards such as DISA STIGs
• Strong leadership, decision-making, and project management skills
• Demonstrated attention to detail
• Excellent communication, interpersonal, and emotional intelligence skills
• Proven ability to collaborate cross-functionally and lead teams effectively

Preferred Qualifications

• One of the following certifications:
  • Cisco Internetwork Expert (CCIE) Collaboration
  • Cisco Certified Network Professional (CCNP) Collaboration.

Compensation:

$145,000 - $155,000. The compensation range listed for this position is provided as a good-faith estimate of what the company intends to offer for this role. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, budget, market data, and relevant laws.

NCC is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, ethnicity, ancestry, color, sex, religion, creed, age, national origin, citizenship status, disability, medical condition, military and veteran status, marital status, sexual orientation or perceived sexual orientation, gender, gender identity, and gender expression, familial status, political affiliation, genetic information, or any other legally protected status or characteristic. E-Verify Employer. VEVRAA Federal Contractor.