ManTech International

Voice and Video Engineer

ManTech International • $85K — $110K *
Coral Springs, FL 33065In-Person
Telecommunications & Hardware
Less than 5 years of experience
Today
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Job Overview by Ladders

Qualifications

  • BA/BS in Computer Science, IT, Business Administration, or related field, or 4 years of additional experience in lieu of degree.
  • 3+ years of relevant experience in Voice and Video Engineering or Video Teleconferencing.
  • Current IAT Level II Certification (e.g., Security+).
  • Expertise in configuring and troubleshooting voice and video equipment, including IP phones and video conferencing endpoints.
  • Strong understanding of network infrastructure, including LAN/WAN and QoS.

Responsibilities

  • Design and maintain complex voice and video communication solutions for effective communication.
  • Provide technical leadership and develop comprehensive communication strategies.
  • Engineers scalable and secure voice and video solutions, creating detailed architectural diagrams.
  • Evaluate, recommend, and implement new technologies to enhance current systems.
  • Monitor system performance, analyze usage, and enforce security measures as necessary.
  • Develop knowledge base articles and conduct root cause analysis for technical issues.
  • Provide guidance and support to subordinate team members, ensuring alignment with operations lead.

Benefits

  • Comprehensive health, dental, and vision insurance.
  • 401(k) plan with company matching contributions.
  • Flexible work schedule and paid time off.
  • Professional development opportunities, including certifications and training.
  • Support for work-life balance, with potential for remote work options after initial onsite period.
Full Job Description
General information

Requisition #

R69263

Locations

USA-FL-Doral

Posting Date

07/15/2026

Security Clearance Required

Secret

Remote Type

Onsite

Time Type

Full time

Description & Requirements

MANTECH seeks a motivated, career and customer-oriented Voice and Video Engineer to join our team in Doral, FL.

Responsibilities include but are not limited to:
  • Designs, implements, and maintains complex voice and video communication solutions, ensuring seamless and effective organizational communication.
  • Possesses in-depth knowledge of VoIP, video conferencing, unified communications platforms, and network infrastructure.
  • Provides technical leadership, develops communication strategies, and integrates voice and video solutions into the overall communications environment.
  • Designs and engineers scalable, reliable, and secure voice and video solutions to meet business requirements and develops architectural diagrams and technical specifications.
  • Evaluates and recommends new technologies, leads implementation and deployment of new systems, and collaborates with other IT staff for seamless integration.
  • Monitors system performance, analyzes usage, implements security measures, and provides expert technical support.
  • Develops knowledge base articles, conducts root cause analysis for incidents, takes direction from the DoDIN Operations Lead, and provides guidance to subordinate team members.


Minimum Qualifications:
  • BA/BS in Computer Science, Information Technology, Business Administration, or a related field or 4 years of additional professional experience may be substituted in lieu of degree.
  • 3+ years relevant Video Teleconferencing or Voice and Video Engineering experience.
  • Must possess current IAT Level II Certification for example, Security+
  • Expertise in configuring and troubleshooting various voice and video equipment, including IP phones, video conferencing endpoints, gateways, and call control systems.
  • Strong understanding of network infrastructure, including LAN/WAN, QoS, and security protocols.
  • In-depth knowledge of voice and video communication technologies, protocols, and standards (e.g., VoIP, SIP, H.323, WebRTC). Extensive experience with VoIP systems, video conferencing platforms, and unified communications solutions


Preferred Qualifications:
  • Master's degree in Computer Science, Telecommunications, or a related field.
  • Knowledge of emerging voice and video technologies (e.g., cloud-based solutions, AI-powered video analytics). Experience with network automation and orchestration for voice and video systems.
  • Cisco Certified Network Professional (CCNP), Collaboration Avaya Certified Expert (ACE), Unified Communications, Microsoft Certified Teams Administrator-Associate.
  • Experience at a DoD Combatant Command (e.g., SOUTHCOM, NORTHCOM, CENTCOM, CYBERCOM, INDOPACOM, EUCOM, AFRICOM, STRATCOM, TRANSCOM, SOCOM, SPACECOM) or a component is desired.
  • Working knowledge of technologies such as Land Mobile Radio, Satcom, Cabling and site surveys, inside and outside Plant and Point to Point.


Clearance Requirements:
  • Must have an active Secret clearance
  • Must be eligible to obtain a TS/SCI clearance.


Physical Requirements:
  • Must be able to be in a stationary position more than 50% of the time
  • Must be able to communicate, converse, and exchange information with peers and senior personnel
  • Constantly operates a computer and other office productivity machinery, such as a computer
  • The person in this position frequently communicates with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations
  • The person in this position needs to occasionally move about inside the office to access file cabinets, office machinery, etc


About ManTech International

ManTech International Corporation is an American defense contracting firm that was founded in 1968. The company provides cybersecurity, intelligence, and defense solutions to the United States Government. ManTech has over 9,000 employees and operates in 40 countries worldwide. The company's services include software development, systems engineering, and enterprise IT solutions. ManTech has been awarded numerous contracts by the U.S. Department of Defense and other government agencies.
Learn more about ManTech International
Size
9,800 employees
Market Cap
$3.7 billion
Industry
Information Technology
Net Income
$120.5 million
Founded
1968
5 Year Trend
+9.8%
Revenue
$2.5 billion
NASDAQ
MANT
* Ladders Estimates

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