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00100 LEIDOS, INC. Verified 5d ago

Principal Enterprise Voice Engineer

Odenton, MD On-site

$116,350–$210,325 a year
Auto ApplyNewApply on company site
Pay$116,350–$210,325
TypeFull-time
Work settingOn-site
Verified listing

JobFig found this opening at its original source and checks that it remains available.

About the role

Leidos is seeking a Principal Enterprise Voice Engineer to lead engineering, sustainment, maintenance, and operational support of enterprise IP voice and video communications. This position requires extensive experience with enterprise unified communications, SIP signaling, call routing, network infrastructure, cybersecurity, and voice service interoperability. The engineer will collaborate with network, cybersecurity, systems engineering, and operations teams to ensure secure, reliable, and uninterrupted voice services.

What you'll bring

  • Bachelor's degree or equivalent experience and 12+ years of prior relevant experience, or Master's degree with 10+ years of experience.
  • Specific experience, education, and training may be considered in lieu of a degree.
  • Current IAT Level II or higher certification, such as Security+ or CISSP.
  • Active DoD Secret clearance.
  • Advanced experience engineering and supporting Cisco Unified Communications Manager (CUCM), Avaya Aura, Oracle Session Border Controllers (SBCs), and enterprise voice gateway technologies.
  • Demonstrated expertise in SIP signaling, call routing, multi-vendor interoperability, and SBC-to-carrier interconnections.
  • Strong knowledge of Secure Real-Time Transport Protocol (SRTP), G.711/G.729 codecs, and Dual-Tone Multi-Frequency (DTMF) signaling.
  • Experience designing and engineering distributed firewall infrastructure supporting secure enterprise voice communications.
  • Advanced experience designing, implementing, and troubleshooting IPsec, MPLS VPN, and BGP routing infrastructure.
  • Experience architecting and optimizing end-to-end Quality of Service (QoS), including traffic classification, marking, queuing, and prioritization for voice and mission-critical applications.
  • Experience evaluating network security, routing, and transport architectures to ensure voice service availability, performance, and resiliency.
  • Experience leading complex engineering initiatives, technical design reviews, and enterprise voice modernization efforts.

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