By Light Professional IT Services

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Voice Engineer (TS/SCI)

Voice Engineer (TS/SCI)

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By Light is hiring a Voice Engineer to join our team at MacDill AFB. This position will perform communications related tasks necessary to ensure an effective IT and Information Management structure for our DOD customer.


By Light is an IT products and services firm specializing in software development, satellite/terrestrial communications, cyber security, and network engineering/design. Headquartered in Arlington, VA, we provide support worldwide to DOD, Federal Civilian, and Health IT customers.


  • Develop solutions for Enterprise voice and collaboration network architecture.
  • Ensure telecommunications services are in compliance with the DoD’s Unified Capabilities Requirement (UCR) and applicable Information Assurance regulations and instructions.
  • Identify voice network requirements and provide technical support for the analysis, acquisition, installation and operation of voice network hardware and software components.
  • Provide telephony systems engineering support to evaluate, document, install, operate, and maintain commercial-off-the-shelf (COTS) voice systems to include Cisco Unified Communications Managers, Integrated Gateway Exchange (IGX) switches, HAIPE encryption devices, and  other devices that are part of the JCSE voice network.
  • Act as technical lead for implementation of IP telephony, unified messaging, and voice technologies on all segments of the JCSE voice enterprise network.
  • Collaborate closely with technical teams and work groups to develop and implement secure and sustainable solutions to telephony and collaboration requirements for deployed tactical kit operations and tactical solutions.
  • Implement, maintain and support centralized telecommunications infrastructure specializing in UC (Unified Communications), including systems administration, troubleshooting, analysis, testing, research, provisioning, training, problem solving, technical support, development, and testing/deployment of new applications, hardware, and systems.

Required Experience/Qualifications

  • DOD TS/SCI clearance.
  • Cisco Call Manager experience.
  • This position is shift work - must be willing to work any day/shift.

Preferred Experience/Qualifications

  • CCNA Voice OR CCNA Collaboration desired.
  • Experience with CM configurations, UCS, CUPS, SBC, PG, AS/5400 Gateways, Unity Voice Mail and SIP Trunks.
  • Experience with multi-tiered Cisco IP and telephony applications.
  • Experience with designing and implementing Cisco Networks, ISR routers, Analog Gateways, voice trunks, E1/T1 (CAS,CCS) FXS/FXO, SIP Proxy, CUBE, AS-SIP, MGCP, SCCP, QOS configs, and LLQ.
  • Strong experience in DISN voice networks.
  • JCSE experience.
  • Tactical communications experience.


An Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities