Overview
We are seeking experienced Cisco Voice Engineers to support a mission critical, technology driven program for a key Government customer. This role focuses on designing, deploying, securing, and sustaining enterprise level Cisco Unified Communications solutions across a complex, highly secure environment.
What will you do?
- * 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.
Do you have what it takes?
- * Must have a Top Secret Clearance with Polygraph
- * Bachelor's or Master's degree in Computer Science, IT, Engineering, or related field
- * Minimum of six (6) years of progressive experience in Voice/UC engineering
- * Expert-level proficiency in SIP signaling and call flows
- * Expert-level proficiency in Secure Real Time Transport Protocol (SRTP)
- * Expert-level proficiency in SIP, MGCP, and H.323
- * Expert-level proficiency in TCP/IP networking
- * Expert-level proficiency in MPLS transport environments
- * Expert-level proficiency in DNS and DHCP
- * Expert-level proficiency in RTP media handling
- * Demonstrated experience leading enterprise-scale voice deployments and modernization efforts
- * Proven ability to troubleshoot complex, multi-layered call routing and signaling issues
- * Strong communication skills for stakeholder engagement, documentation, and technical leadership
Preferred Education, Experience, & Skills:
- * Expertise in SIP signaling, call flows, and multi-vendor integration
- * Hands-on experience with H.323 in mixed protocol environments
- * Cisco Certified Collaboration Professional (CCCP) or equivalent Cisco Collaboration certifications
- * CCNP Collaboration certification
- * CCIE Collaboration certification (highly desirable)
- * Avaya Communications certification or experience supporting Avaya platforms in hybrid Cisco/Avaya environments
- * Experience with secure communications devices such as 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 (Cisco UCCX/UCCE or Avaya equivalents)
- * Prior experience in a DoD, IC, or other high-security environment