Open since Jun 2026
VOIP Engineer (DC)NT Concepts · Washington
VOIP Engineer (DC)
WashingtonOn-siteFull-time
AI Summary
Designs, configures, and maintains secure VoIP telephone systems and Cisco voice infrastructure, troubleshooting and optimizing IP telephony traffic for a cleared government client. Leads VoIP project implementation and provides technical training and status reporting.
About this role
NT Concepts focuses on geospatial, data analytics, software, and cybersecurity solutions to advance our clients' mission success. We create a synergy of business strategy, technology, and design expertise to deliver powerful, intuitive solutions. Innovation, thoughtful planning, comprehensive solution integration, creativity, and outstanding customer relations are our keys to success on every project.
VoIP Engineer (DC) VA-540-004-026
NT Concepts is seeking a VoIP Engineer to perform configuration, implementation and troubleshooting of voice systems for an IP telephony voice networks. This includes managing all engineering VoIP projects and configuring and optimizing all VoIP/IP- telephone systems and services, both internally and those integrated with Internet-based services, telephone and data networks. The work will be performed on-site for one of our cleared clients in Washington, DC. The location is metro accessible.
Duties and responsibilities include the following:
·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 to include all voice switches and data network hardware at the intermediate and/or expert level.
·Provide on-site administration and support of Cisco VoSIP and other voice products.
·Capable of selecting and deploying appropriate tools for reporting, routing and monitoring of IP telephony traffic on the network.
·Provide leadership for implementing new VoIP products or services, as well as the technical resources required to manage them.
·Monitor and identify capacity and performance issues for VoIP traffic to ensure continued, uninterrupted operation of telephony systems.
·Collaborate with all aspects of IT organization including Systems Engineers Tier 1 support staff to resolve trouble tickets and mitigate end-user issues with VoIP hardware and/or applications.
·Perform both oral and written knowledge transfer and training to technical team members, and other stakeholders.
·Remain current on new transport protocols, products, and standards in support of VoIP systems development and equipment procurement.
·Provide accurate and prompt status reports as required.
## Qualifications
Education and Experience Requirements:
·Bachelor’s degree in Computer Science, Engineering, Technology or a related field is required.
·A minimum of four (4) years of telecommunications experience primarily configuring and maintaining data and voice networks.
·Must have CCNA/CCNP Voice certifications.
·Certified CISCO Call Manager Administrator is required.
·Must have a working technical knowledge of VoIP/IP telephony systems, software, and hardware, including specialized knowledge of Cisco products
·Experience with SIP, H.323, TCP/IP, and other routing protocols.
·Strong understanding VoIP QoS issues and mitigation strategies.
·Working knowledge of the Microsoft desktop and server operating systems.
·Direct experience with Cisco routers and switches.
·Knowledge of cabling and wiring systems, design, and installation.
·Ability to operate tools, components, peripherals, and testing accessories.
·Familiar with IT Government C&A process and Information Assurance requirements
·Superior analytical and problem-solving skills.
·Due to contract requirements, position requires an active Secret clearance and the ability to obtain a TS/SCI clearance.
·CCIE Voice or CCIE Collaboration highly desired
·Occasional travel may be required with advanced notice.
NT Concepts focuses on geospatial, data analytics, software, and cyber-security solutions to advance our clients' mission success. We create a synergy of business strategy, technology, and design expertise to deliver powerful, intuitive solutions. Innovation, thoughtful planning, comprehensive solutionintegration, creativity, and outstanding customer relations are our keys to success on every project.
## Additional Information
We're only as good as the people who work here. That's why it's so important to us to foster an atmosphere that combines both hard work and play. We also strive to provide the tools and training to support continuing professional development- Like on- and off-site training and mentoring programs and outstanding Medical/Dental/Life Benefits.
EOE/M/F/D/V
All your information will be kept confidential according to EEO guidelines.
Skills
Cabling And WiringC&A ProcessCCNA VoiceCCNP VoiceCisco Call ManagerCisco RoutersCisco SwitchesCisco Unified CommunicationsH.323Information AssuranceMicrosoft Windows ServerQoSSecret ClearanceSIPTCP/IPVoIP
Explore related jobs
More jobs at NT Concepts
Similar VoIP jobs
- A
Cable and Wire TechnicianAetos Systems · Merritt Island, Florida - W
Cable & Wire AssemblerWET Design · Burbank, California - S
Quality Inspector - Cable & Wire Harness - Level 2SQA Services · Caguas - A
Senior Supplier Quality Engineer, Cable & Wire HarnessAnduril Industries · Costa Mesa, California - I
Process Engineer (Wire & Cable)Intervala · Mount Pleasant, PA - L
Wire and Cable Assembly TechnicianLonestar Electric Supply Partners · Houston, Texas
Jobs in Washington
- W
Sound and Video TechnicianWashington Drama Society · Washington, District of Columbia - C
Onsite Community Manager (Spanish Bilingual)Check out our current openings! · Washington, District of Columbia - JSeasonal Sales Associate - Tanger Outlets PittsburghJCPenney · Washington, PA
- R
Copywriting DirectorRational · Washington, DC - ARelease Train EngineerAccenture Federal Services · Washington, District of Columbia
- SSystems EngineerSPA · Washington, Washington
Browse these categories
Market data for this role
All reports →- SeriesRole reportsOne role family at a time: how many openings, what changed this week, who is hiring, what it pays.
- SeriesSalary reportsWhat employers publish in job postings, by level and workplace. Not self-reported pay.
- Market overviewState of tech hiring, September 2026: up 4.8%Tech hiring rose 4.8% month over month in September 2026, with 411,122 new listings. Customer support and account executive roles led the growth.