Senior Cisco CUCM Engineer

ITTConnect

Senior Infrastructure Engineer specializing in Cisco CUCM and enterprise voice/unified communications. Working remotely in Brazil for a client in the US to provide infrastructure solutions.

Posted 7/17/2026full-timeRemote • 🇧🇷 BrazilSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates extensive expertise in Cisco Unified Communications Manager (CUCM) and VMware technologies, with a strong focus on designing and implementing infrastructure solutions that meet client needs. Proficient in troubleshooting complex multi-system infrastructure issues and delivering customer-facing IT infrastructure projects.

Highest-signal resume keywords

Cisco Unified Communications Manager (CUCM)VMware vCenter and vSphereCitrix Virtual Apps and Desktops (CVAD)IT Infrastructure ExperienceFluent in English

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Infrastructure DesignMulti-System TroubleshootingVMware ESXi AdministrationVMotionHA/DRSCitrix Delivery ControllersStoreFrontNetScaler/ADCEnterprise Storage PlatformsIdentity Platforms

Tools & Technologies

Cisco CUCMVMware vCenterVMware vSphereCitrix CVADActive DirectoryOktaPalo Alto FirewallsCisco FTDBackup SolutionsDisaster Recovery Solutions

Industry Keywords

Managed Service Provider (MSP)ITIL-based Service DeliveryCustomer-Facing IT Infrastructure Projects

Tech Stack

Tools & technologies

CitrixFirewallsVMware

About the role

Key responsibilities & impact

This is a remote position.
ITTConnect is seeking a Senior Infrastructure Engineer - Cisco CUCM expert to work remotely from anywhere in Brazil for a client in the US.
Collaborate with internal teams to deliver high-quality infrastructure solutions.
Troubleshoot complex multi-system infrastructure issues and implement effective solutions.
Design and implement infrastructure solutions that meet client needs.

Requirements

What you’ll need

8+ years of IT Infrastructure experience
MUST BE fluent in English.
Deep, hands-on experience with Cisco Unified Communications Manager (CUCM) and enterprise voice/unified communications infrastructure.
Deep experience with VMware vCenter and vSphere — including ESXi administration, vMotion, HA/DRS, distributed virtual switches, and VM lifecycle management.
Deep experience with Citrix Virtual Apps and Desktops (CVAD) or Citrix DaaS — including Delivery Controllers, StoreFront, NetScaler/ADC, machine catalogs, and VDA troubleshooting.
Strong experience troubleshooting complex multi-system infrastructure issues.
Experience designing and implementing infrastructure solutions.
Preferred Experience working in a Managed Service Provider (MSP) environment with exposure to ITIL-based service delivery models.
Experience delivering customer-facing IT infrastructure projects.
Experience with enterprise storage platforms.
Familiarity with identity platforms (Active Directory, Okta), firewalls (Palo Alto, Cisco FTD), and backup/disaster recovery solutions is a plus.

Benefits

Comp & perks

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