L

Leidos

Builds technology for defense and civil agencies

Enterprise Voice Engineer 3

Network Engineering & AdministrationConfirmed live in the last 24 hours
Full-timeShiloh, IL, USA$73.5k - $132.8kIn-person

About the Job

Requirements

  • Currently possess a Department of Defense 8750 certification at Information Assurance Technical level II, Security+ CE, or equivalent.
  • Have experience with one or more Cisco, Avaya, or Oracle voice platforms, including Cisco Unified Communications Manager, Cisco Unity, Cisco Unified Border Element, Oracle Session Border Controller, or Avaya Aura Application Server.
  • Have expertise in Session Initiation Protocol internetworking signaling and call flow.
  • Have demonstrable experience in advanced fault analysis to isolate and diagnose network problems involving routing, switching, security, and large-scale voice implementations.
  • Currently possess an active Secret security clearance.
  • Have a Bachelor of Science degree and 4–8 years of prior relevant experience, or a Master's degree and 2–6 years of prior relevant experience, or an equivalent combination of education and experience.

Responsibilities

  • Perform engineering tasks to maintain a large, complex, highly resilient IP voice and video communications infrastructure.
  • Manage, configure, troubleshoot, and assure service supporting all aspects of a voice, video, and data network; maintain organization and documentation, diagramming skills, and understanding of wide area network principles.
  • Perform system maintenance, support capacity planning activities, and complete configuration change actions and documentation.
  • Configure and implement calling search spaces, route plans, route partitions, route lists, and device profiles.
  • Configure Cisco or Juniper routing and switching devices.
  • Support distributed firewall infrastructure.
  • Develop technical policy, work instructions, and reporting in support of an enterprise IP telephony network.
  • Analyze and resolve complex technical problems using foundational knowledge of Session Initiation Protocol signaling and call flows.
  • Analyze and resolve remote-site registration, signaling, and media problems.
  • Validate change requests and ensure their accuracy.
  • Perform fault analysis and configuration of voice subscribers, call handlers, and call routing rules.
  • Perform fault analysis and configuration of Cisco and/or Juniper routing and switching rules.
  • Train the team on the listed technical duties.

Desired Qualifications

  • Have working knowledge of Secure Real-Time Transport Protocol, including associated G.711 and G.729 codecs and dual-tone multi-frequency.
  • Have experience with Cisco Unified Communications Manager and/or Avaya Aura soft switches.
  • Have experience with Oracle Session Border Controllers and other voice media gateway appliances.
  • Have experience supporting distributed firewall infrastructure.
  • Have experience creating or supporting Internet Protocol Security Multiprotocol Label Switching virtual private network infrastructure.
  • Have experience implementing and supporting Border Gateway Protocol routing protocols.
  • Have experience designing, configuring, and troubleshooting Quality of Service classification, marking, and prioritization of network traffic, including voice and critical applications.
  • Be familiar with Internet Protocol Security implementation and troubleshooting.

About the Company

Leidos

Builds technology for defense and civil agencies

Leidos develops technology and runs services for defense, intelligence and civilian agencies, as well as healthcare and commercial customers. It combines software and engineering work with systems integration, building secure networks and equipment used in demanding operations. Its portfolio includes medical services, energy infrastructure design and technology that supports military missions, linking specialist businesses under one parent. Customers pay through contracts for delivered systems and services, with payment tied to labor, costs or agreed project milestones. Leidos traces its roots to a company founded in 1969 and is headquartered in Reston, Virginia.

Company size
10,001+
Company stage
IPO
Headquarters
Reston, VA
Founded
1969

Recently Posted Jobs

Explore more opportunities at Leidos

See more jobs