Senior Cisco Voice Engineer – UC/VoIP for Secure Gov IT

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

Benefits offered by this job

Medical insurance

Dental insurance

Vision care

401K

Job summary

Cherokee Federal seeks a Systems Engineer Expert (Cisco Voice) to design, deploy, and secure Cisco Unified Communications within a government-grade environment. The role emphasizes onsite work, CUCM/Unity/IM&P/UCCX expertise, and PKI/security accreditation across a large enterprise.

Candidate must hold TS/SCI with Counterintelligence Polygraph and possess extensive SIP signaling and multi-vendor integration experience for mission-critical voice infrastructure. Full-time with benefits.

Qualifications

• Bachelor’s or Master’s degree in Computer Science, IT, Engineering, or related field.
• 11+ years of relevant Voice/UC engineering experience.
• Strong expertise in SIP signaling, call flows, and multi-vendor integration.
• Experience with secure, enterprise-scale voice environments.
• Experience with PKI/certificate management and security accreditation processes.
• Cisco Voice and UC infrastructure experience (VoIP, gateways, conference systems).

Responsibilities

• Work onsite to support security engineering and accreditation tasks.
• Design, test, and deploy Cisco Voice infrastructure (CUCM, Unity Connection, IM&P, UCCX).
• Participate in security accreditation activities for voice systems.
• Manage PKI/certificate requirements across Cisco UC components.
• Perform system upgrades, patching, and lifecycle maintenance.
• Design 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 refine system requirements.
• Ensure compliance with enterprise standards and security procedures.

Skills

SIP signaling

Call routing

VoIP infrastructure

PKI management

Security accreditation

CCNP/CCIE Voice

Communication skills

Education

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

Tools

CUCM

Unity Connection

IM&P

UCCX/UCCE

Job description

Cherokee Federal seeks a Systems Engineer Expert (Cisco Voice) to design, deploy, and secure Cisco Unified Communications within a government-grade environment. The role emphasizes onsite work, CUCM/Unity/IM&P/UCCX expertise, and PKI/security accreditation across a large enterprise.

Candidate must hold TS/SCI with Counterintelligence Polygraph and possess extensive SIP signaling and multi-vendor integration experience for mission-critical voice infrastructure. Full-time with benefits.