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Bcore

Cybersecurity analysis and intelligence services

Voice Engineer

System AdministrationConfirmed live in the last 24 hours
Full-timeChantilly, VA, USAIn-person

About the Job

Requirements

  • A minimum of eleven years of relevant Voice/Unified Communications engineering experience.
  • Technical expertise in Cisco Voice and Unified Communications in a large-scale enterprise IT environment.
  • Experience with SIP signaling and call flows, Secure Real-Time Transport Protocol (SRTP), SIP, MGCP, and H.323.
  • Experience with TCP/IP networking, MPLS transport environments, DNS and DHCP, and RTP media handling.
  • Experience supporting secure, enterprise-scale voice environments.
  • Ability to troubleshoot complex call routing, signaling, and interoperability issues.
  • Strong communication skills for documentation, requirements analysis, and customer interaction.

Responsibilities

  • Design, test, and deploy Cisco Voice infrastructure, including CUCM, Unity Connection, IM&P, and UCCX.
  • Implement next-generation voice system technologies and support first-article engineering.
  • Participate in security accreditation activities for voice systems.
  • Manage PKI and certificate requirements across Cisco Unified Communications components.
  • Perform system upgrades, patching, and lifecycle maintenance for hardware and software.
  • Provide engineering support for new site standups, including dial plan design and endpoint provisioning.
  • Design, test, and deploy call center technologies, including UCCX/UCCE, and develop user training and transition plans.
  • Execute tasks related to call routing, SIP trunking, SRST, CUBE, and gateway configuration.
  • Collaborate with customers and internal teams to gather and refine system requirements.
  • Ensure compliance with enterprise standards, policies, and security procedures.
  • Support Cisco Voice and Unified Communications in a large-scale enterprise IT environment.
  • Partner with network engineering and telecom teams on integration activities involving telephony, call center systems, and network infrastructure.
  • Support secure communications devices and infrastructure, including VoIP phones, STEs, Viper phones, encryption devices, POTS/ISDN/leased lines, conference bridges, and call management servers.

Desired Qualifications

  • Advanced expertise in SIP signaling, call flows, and multi-vendor integration.
  • Experience with H.323 in mixed-protocol environments.
  • Cisco Certified Collaboration Professional (CCCP) or equivalent Cisco Collaboration certifications, including CCNP Collaboration; CCIE Collaboration is highly desirable.
  • Avaya Communications Certification or experience supporting Avaya platforms in hybrid Cisco/Avaya environments.
  • Experience with secure communications devices, including VoIP endpoints, STEs, Viper phones, and encryption devices.
  • Familiarity with government security accreditation processes and PKI/certificate management.
  • Experience designing or supporting call center technologies, such as Cisco UCCX/UCCE or an Avaya equivalent.

About the Company

Bcore

Cybersecurity analysis and intelligence services

Bcore provides cybersecurity analysis and intelligence services for enterprises and government agencies. The company helps clients improve security and operations by delivering comprehensive intelligence products and analysis tailored to national security needs, using specialized tools and proven adoption methods to integrate solutions into government and enterprise environments. Bcore differentiates itself by its focus on the national security space, its emphasis on trusted collaboration with government partners, and its approach to transforming operations through targeted intelligence and technology deployment. The company’s goal is to support government and enterprise customers with reliable, practical cybersecurity and intelligence capabilities that enhance security, efficiency, and the ability to meet evolving objectives.

Company size
51-200
Company stage
Growth Equity (Non-Venture Capital)
Total funding
$3.8M
Headquarters
McLean, VA
Founded
2015

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