Tier 3 IT Support Specialist – EUC

Workforce Opportunity Services

Tier 3 IT Support Specialist acting as the final escalation point for complex technical problems. Managing server environments and providing guidance to Tier 1 & 2 agents.

Posted 6/18/2026full-timeDallas • Texas • 🇺🇸 United StatesMid-LevelSenior💰 $30 per hourWebsite

Tech Stack

Tools & technologies

AWSAzureCloudFirewallsLinuxTCP/IPVMware

About the role

Key responsibilities & impact

Serving as the Subject Matter Expert (SME) to diagnose and resolve high-impact, complex technical problems, including network outages, server failures, and application malfunctions.
Managing, configuring, and troubleshooting server environments (Windows/Linux), virtualization platforms (VMware, Hyper-V), Active Directory, and cloud services (Azure, AWS).
Conducting thorough investigations into persistent or critical issues to identify underlying causes, not just fixing symptoms.
Providing guidance and mentoring to lower-tier agents (Tier 1/2) and creating/updating knowledge base articles and technical documentation.
Assisting in or leading the implementation of new infrastructure, system upgrades, migrations, and deployments.
Managing large-scale software deployments, OS imaging (MDT/SCCM), and infrastructure upgrades (servers, networking hardware).

Requirements

What you’ll need

Authorized to work in the United States
3 to 5+ years of experience in IT 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
Knowledge of all aspects of Microsoft applications
Experience working at a Managed Service Provider (MSP)
Experience working as local desk side support
Ability to manage high-severity outages (HUI)
Knowledge Base articles, and RCA reports
Strong analytical and conceptual skills
Ability to work in a team environment and relay pertinent information to Tier 1 & 2 team members
Microsoft Certified Systems Engineer (MCSE) (Preferred)
CompTIA Server+ Network+ Security+ OR Vendor-specific certifications (e.g., Cisco, 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

ATS Keywords

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Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools

Windows OSLinuxTCP/IPfirewallsVLANsswitch configurationPowerShellVMwareAzureAWS

Soft Skills

analytical skillsconceptual skillsteamworkmentoringcommunication

Certifications

Microsoft Certified Systems Engineer (MCSE)CompTIA Server+CompTIA Network+CompTIA Security+