Voice Systems Administrator – CUCM & VoIP Expert

J&T Business Consulting; New York (NY); On-site; USD 92,000 - 104,000; Full time

Benefits offered by this job

Medical, dental, vision insurance

401(k) with company match

PTO & paid holidays

Job summary

J&T Business Consulting is seeking a seasoned systems administrator to manage enterprise Cisco CUCM and related VoIP platforms in a DoD-aligned environment. The role covers maintenance, upgrades, dial plans, traffic routing, and active monitoring to meet strict SLAs.

Applicants should have 7 years of experience in similar environments, a relevant Bachelor's degree (or 12 years substitute) and DoD IAT II/IAM II certifications.

Qualifications

• Experience with DoD 8570 IAT II and IAM II certifications is required.
• Experience administering enterprise voice and telephony systems.
• Solid background in signaling, VoIP, and large-scale Cisco Voice deployments.

Responsibilities

• Provide end-to-end system administration for CUCM and telephony platforms.
• Plan maintenance, updates, and upgrades for voice infrastructure.
• Design dial plans and traffic routing to optimize voice networks.
• Monitor performance, SLAs, and ensure high availability.
• Escalate and resolve MACD requests across telecom systems.
• Maintain detailed documentation of configurations and topologies.

Skills

VoIP protocols (SIP, H.323)

CUCM familiarity

Strong communication

Education

Bachelor’s degree in Mathematics, Science, Engineering, Statistics, Engineering Management, or related discipline

12 years total experience in lieu of degree

Tools

CUCM

Nortel Meridian PBX

VMware ESXi

Job description

J&T Business Consulting is seeking a seasoned systems administrator to manage enterprise Cisco CUCM and related VoIP platforms in a DoD-aligned environment. The role covers maintenance, upgrades, dial plans, traffic routing, and active monitoring to meet strict SLAs.

Applicants should have 7 years of experience in similar environments, a relevant Bachelor's degree (or 12 years substitute) and DoD IAT II/IAM II certifications.