Tier 3 Engineer

On Call Compliance Solutions

Tech Lead managing IT environments for managed services clients at On Call Computer Solutions. Proactively solve technical problems and improve technology environments in a fast-paced MSP setting.

Posted 6/3/2026full-timeRemote • Florida • 🇺🇸 United StatesMid-LevelSenior💰 $75,000 - $100,000 per yearWebsite

Tech Stack

Tools & technologies

AzureCloudDNSFirewallsSwitching

About the role

Key responsibilities & impact

Proactively administer and maintain client environments, including Windows Server, Active Directory, Microsoft 365, Entra ID/Azure AD, virtualization platforms, backup systems, and core infrastructure; keep systems healthy, patched, monitored, and operating with minimal recurring issues and downtime.
Own escalated support tickets and infrastructure tasks from diagnosis through completion, including root-cause troubleshooting, permissions, onboarding/offboarding, server maintenance, line-of-business application support, and small-to-mid-sized technical projects; document work clearly and communicate effectively with clients and internal teams.
Improve client security and resilience by enforcing standards for patching, MFA, endpoint hygiene, backup verification, disaster recovery readiness, system documentation, and change control; identify risks early and recommend practical remediation steps that improve stability, security, and long-term service quality.
Other relevant duties as assigned.

Requirements

What you’ll need

3+ years of hands-on systems administration, infrastructure support, or MSP engineering experience
Strong experience with Windows Server, Active Directory, Microsoft 365, DNS, DHCP, virtualization, backup/recovery, and endpoint management
Working knowledge of networking fundamentals, including switching, routing, VPNs, firewalls, and remote access
Experience with ticket-driven service delivery, documentation, patch management, and proactive maintenance
Strong troubleshooting skills with the ability to communicate clearly to both technical and non-technical users.
MSP experience supporting multiple client environments (Preferred)
Experience with Azure, Entra ID, Intune, and cloud migrations (Preferred)
Familiarity with business continuity and disaster recovery testing (Preferred)
Experience working in security-conscious or compliance-driven environments (Preferred)
Relevant Microsoft, CompTIA, or vendor certifications (Preferred)

Benefits

Comp & perks

🌐 Worldwide ❌ Jobs You've Hidden ⭐️ Saved Jobs ✅ Applied Jobs ✉️ Email Alerts 👤 Account On Call Compliance Solutions Website LinkedIn All Job Openings 11 - 50 employees Founded 2003 🔒 Cybersecurity 📋 Compliance 🤝 B2B Cybersecurity
Compliance
B2B On Call Compliance Solutions is a managed IT and cybersecurity firm that provides all-inclusive "Done For You" technology services for small and mid-sized businesses. They offer managed IT, cloud solutions, backup/failover and business continuity, managed telephony and websites, and internet marketing, with a strong focus on cybersecurity and regulatory compliance (DFARS/NIST SP 800-171/CMMC, HIPAA, ITAR/EAR). Operating from offices in Tallahassee, Jacksonville, and Virginia Beach, they deliver flat-fee, proactive IT management and compliance consulting to help clients avoid breaches and maintain continuous operations. Tier 3 Engineer Job not on LinkedIn 🔥 19 minutes ago 🐊 Florida – Remote 💵 $75k - $100k / year ⏰ Full Time 🟡 Mid-level 🟠 Senior 👷🏻‍♀️ Engineer Azure Cloud DNS Firewalls Switching Apply Now Find Hiring Managers Customize resume + cover letter Report problem ☆ Save ☑️ Mark as applied ❌ Hide 📋 Description
Proactively administer and maintain client environments, including Windows Server, Active Directory, Microsoft 365, Entra ID/Azure AD, virtualization platforms, backup systems, and core infrastructure; keep systems healthy, patched, monitored, and operating with minimal recurring issues and downtime.
Own escalated support tickets and infrastructure tasks from diagnosis through completion, including root-cause troubleshooting, permissions, onboarding/offboarding, server maintenance, line-of-business application support, and small-to-mid-sized technical projects; document work clearly and communicate effectively with clients and internal teams.
Improve client security and resilience by enforcing standards for patching, MFA, endpoint hygiene, backup verification, disaster recovery readiness, system documentation, and change control; identify risks early and recommend practical remediation steps that improve stability, security, and long-term service quality.
Other relevant duties as assigned. 🎯 Requirements
3+ years of hands-on systems administration, infrastructure support, or MSP engineering experience
Strong experience with Windows Server, Active Directory, Microsoft 365, DNS, DHCP, virtualization, backup/recovery, and endpoint management
Working knowledge of networking fundamentals, including switching, routing, VPNs, firewalls, and remote access
Experience with ticket-driven service delivery, documentation, patch management, and proactive maintenance
Strong troubleshooting skills with the ability to communicate clearly to both technical and non-technical users.
MSP experience supporting multiple client environments (Preferred)
Experience with Azure, Entra ID, Intune, and cloud migrations (Preferred)
Familiarity with business continuity and disaster recovery testing (Preferred)
Experience working in security-conscious or compliance-driven environments (Preferred)
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Applicant Tracking System Keywords

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Hard Skills & Tools

Windows ServerActive DirectoryMicrosoft 365DNSDHCPvirtualizationbackup/recoveryendpoint managementtroubleshootingcloud migrations

Soft Skills

communicationproblem-solvingdocumentationclient supportteam collaborationrisk identificationremediationproactive maintenancetechnical supportservice quality

Certifications

Microsoft certificationsCompTIA certifications