Tier 3 IT Support Specialist – EUC

Workforce Opportunity Services

. Serve as the final internal escalation point for complex, critical, or deeply technical issues unresolved by Tier 1 or Tier 2 agents .

Posted 10/28/2026full-timeDallas • Texas • United StatesMid-LevelSenior💰 $30 per hourWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates advanced proficiency in managing and troubleshooting Windows/Linux server environments, Azure/AWS cloud services, and VMware virtualization platforms. Capable of diagnosing complex technical issues, leading infrastructure implementations, and mentoring support teams.

Highest-signal resume keywords

Windows OS ProficiencyLinux ProficiencyAzure Cloud ServicesVMware VirtualizationIT Service Desk Experience

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

TCP/IPFirewallsVLANsSwitch ConfigurationPowerShellOS ImagingTechnical DocumentationRoot Cause AnalysisInfrastructure UpgradesSoftware Deployments

Soft Skills

Analytical SkillsCommunication SkillsTeam CollaborationMentoringProblem-Solving

Tools & Technologies

MDTSCCMITSM Ticketing ApplicationsKnowledge Base ApplicationsRemote Login Applications

Certifications & Qualifications

MCSECompTIA Server+Network+Security+Cisco CertificationsVMware Certifications

Industry Keywords

Managed Service ProviderTechnical LeadershipHigh-Severity OutagesLocal Desk Side SupportTechnical Solutions Implementation

Tech Stack

Tools & technologies

AWSAzureCloudFirewallsITSMLinuxTCP/IPVMware

About the role

Key responsibilities & impact

Serve as the final internal escalation point for complex, critical, or deeply technical issues unresolved by Tier 1 or Tier 2 agents
Diagnose and resolve high-impact technical problems, including network outages, server failures, and application malfunctions
Manage, configure, and troubleshoot Windows/Linux server environments, VMware and Hyper-V virtualization platforms, Active Directory, and Azure/AWS cloud services
Conduct root cause analyses for persistent or critical issues
Guide and mentor Tier 1 and Tier 2 agents
Create and update knowledge base articles and technical documentation
Assist in or lead infrastructure implementations, system upgrades, migrations, and deployments
Manage large-scale software deployments, OS imaging with MDT/SCCM, and infrastructure upgrades
Install, maintain, test, and repair systems and networks
Plan and lead implementation of technical solutions
Provide technical leadership and resolve comprehensive, complex problems

Requirements

What you’ll need

Authorized to work in the United States (US Citizen or Green Card holder)
3 to 5+ years of experience in IT Service Desk support, with specific experience as a Tier 2 or Tier 3 level in a MSP Service Desk environment
Advanced proficiency in all Windows OS versions and/or Linux
Strong understanding of TCP/IP, firewalls, VLANs, and switch configuration
Experience with Azure, AWS, and VMware
Proficiency in PowerShell or other automation tools
Experience with all aspects of Microsoft applications
Experience with ITSM ticketing applications, knowledge base applications, remote login applications, and computer imaging applications
Experience working at a Managed Service Provider (MSP)
Experience working as local desk side support
Ability to manage high-severity outages (HUI)
Knowledge of knowledge base articles and RCA reports
Ability to communicate complex technical issues to non-technical users and leadership
Strong analytical and conceptual skills; ability to own a technical task and work it to completion
Ability to work in a team environment and relay pertinent information to Tier 1 and Tier 2 team members
Preferred certifications: MCSE, CompTIA Server+, Network+, Security+, or vendor-specific certifications such as Cisco or VMware

Benefits

Comp & perks

Low Cost Health Insurance (after 90 days Full Time)
Paid Vacation (Accrual begins immediately - Available After 90 days Full Time)
Paid Company Holidays
Education (Tuition Assistance, Student Loan Reimbursement or Professional Development)
Individual Mentor
401k Retirement Savings