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NT Concepts

Data-driven, mission-critical security solutions

VoIP Engineer

Network Engineering & AdministrationConfirmed live in the last 24 hours
Full-timeWashington, DC, USANo salary listed

About the Job

Requirements

  • A bachelor's degree in Computer Science, Engineering, Technology, or a related field is required.
  • At least four years of telecommunications experience, primarily configuring and maintaining data and voice networks, is required.
  • CCNA or CCNP Voice certification is required.
  • Certified Cisco Call Manager Administrator certification is required.
  • Working technical knowledge of VoIP/IP telephony systems, software, and hardware, including specialized knowledge of Cisco products, is required.
  • Experience with SIP, H.323, TCP/IP, and other routing protocols is required.
  • Understanding of VoIP quality-of-service issues and mitigation strategies is required.
  • Working knowledge of Microsoft desktop and server operating systems is required.
  • Direct experience with Cisco routers and switches is required.
  • Knowledge of cabling and wiring systems, design, and installation is required.
  • Ability to operate tools, components, peripherals, and testing accessories is required.
  • Familiarity with the IT Government Certification and Accreditation process and Information Assurance requirements is required.
  • An active Secret clearance and the ability to obtain a TS/SCI clearance are required.
  • Strong analytical and problem-solving skills are required.

Responsibilities

  • Design, support, and maintain secure and non-secure VoIP telephone systems and infrastructure hardware and software, including call management systems.
  • Configure and optimize secure telephone systems, including Cisco telecommunications and networking products, voice switches, and data network hardware at an intermediate or expert level.
  • Provide on-site administration and support for Cisco VoSIP and other voice products.
  • Select and deploy appropriate tools for reporting, routing, and monitoring IP telephony traffic on the network.
  • Provide technical leadership for implementing new VoIP products or services and the technical resources needed to manage them.
  • Monitor and identify VoIP traffic capacity and performance issues to ensure continued, uninterrupted operation of telephony systems.
  • Collaborate across the IT organization, including with Systems Engineers and Tier 1 support staff, to resolve trouble tickets and mitigate end-user issues with VoIP hardware or applications.
  • Provide oral and written knowledge transfer and training to technical team members and other stakeholders.
  • Stay current on new transport protocols, products, and standards supporting VoIP systems development and equipment procurement.
  • Provide accurate and prompt status reports as required.

Desired Qualifications

  • CCIE Voice or CCIE Collaboration certification is highly desired.

About the Company

NT Concepts

Data-driven, mission-critical security solutions

NT Concepts provides data-driven technology solutions for national security, working with government agencies to protect the nation. Its services span data solutions, digital transformation, and mission enterprise initiatives, building customized systems that process, protect, and analyze sensitive information to improve security and operations. The company differentiates itself by focusing on national security and confidential handling of mission-critical data, emphasizing long-term government partnerships over generic tech offerings. Its goal is to help defense and intelligence customers modernize operations, safeguard data, and respond effectively to evolving threats.

Company size
201-500
Company stage
Debt Financing
Total funding
$10M
Headquarters
Vienna, VA
Founded
1998

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