Voice Engineer Security Clearance

Voice Engineer, Chantilly, VA. TS/SCI clearance with Poly.

Key responsibilities include:

• Design, test, and deploy new Cisco Voice infrastructure (CUCM, Unity Connection, IM&P, UCCX).
• Implement next‑generation voice system technologies and support first‑article engineering.
• Participate in security accreditation activities for all voice systems.
• Manage PKI/certificate requirements across Cisco UC 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 (UCCX/UCCE), including user training and transition planning.
• 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.
• Work within a large‑scale enterprise IT environment with responsibilities specific to Cisco Voice and Unified Communications.
• 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.

Minimum of eleven (11) years of relevant Voice/UC engineering experience.

• Strong technical expertise in:
• Working within a large‑scale enterprise IT environment with responsibilities specific to Cisco Voice and Unified Communications.
• SIP signaling and call flows
• Secure Real‑Time Transport Protocol (SRTP)
• SIP, MGCP, H.323
• TCP/IP networking
• MPLS transport environments
• DNS and DHCP
• 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.

• 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.
• CCNP Collaboration.
• CCIE Collaboration (highly desirable).
• Avaya Communications Certification or experience supporting Avaya platforms in hybrid Cisco/Avaya environments.
• Experience with secure communications devices (VoIP endpoints, STEs, Viper phones, encryption devices).
• Familiarity with government security accreditation processes and PKI/certificate management.
• Experience designing or supporting call center technologies (Cisco UCCX/UCCE or Avaya equivalent).

BCore is a proud equal‑opportunity workplace. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability status, protected veteran status, sexual orientation or any other characteristic protected by law.