Senior Cisco Voice Engineer – UC & Security

Cherokee Federal; Virginia (MN); On-site; USD 175,000 - 190,000; Full time

Benefits offered by this job

Medical benefits

Dental benefits

Vision benefits

401K plan

Job summary

Cherokee Federal is seeking a Systems Engineer Expert (Cisco Voice) to design, test, and deploy Cisco Voice infrastructure across CUCM, Unity Connection, IM&P, and UCCX, ensuring security accreditation and PKI management.

The role requires hands-on onsite work with enterprise-scale voice environments, experience with SIP signaling, SRST, and call center technologies, and collaboration across network, security, and telecom teams to meet enterprise standards.

Qualifications

• Bachelor's or Master's degree in Computer Science, IT, Engineering, or related field.
• Minimum of eleven (11) years of relevant Voice/UC engineering experience.
• Strong technical expertise in secure, enterprise scale voice environments.

Responsibilities

• Work onsite to support security engineering and accreditation tasks.
• 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).
• 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.

Skills

SIP signaling

Call routing

Security accreditation

PKI management

VoIP knowledge

Documentation skills

Education

Bachelor's or Master's degree in CS/IT/Engineering

Tools

CUCM

Unity Connection

IM&P

UCCX

SIP trunking

Job description

Cherokee Federal is seeking a Systems Engineer Expert (Cisco Voice) to design, test, and deploy Cisco Voice infrastructure across CUCM, Unity Connection, IM&P, and UCCX, ensuring security accreditation and PKI management.

The role requires hands-on onsite work with enterprise-scale voice environments, experience with SIP signaling, SRST, and call center technologies, and collaboration across network, security, and telecom teams to meet enterprise standards.