[Hiring] Tier 3 Support Engineer @Apolisrises

Role Description

Seeking a Tier 3 Service Desk Engineer to support a large-scale enterprise endpoint migration initiative. This individual will serve as the senior escalation point for complex desktop, endpoint, and Microsoft 365 issues while supporting Windows device deployments, migrations, and post-migration stabilization efforts. The ideal candidate will have strong experience supporting Windows environments, Microsoft Intune, SCCM/MECM, Active Directory/Entra ID, and enterprise endpoint management technologies.

Key Responsibilities

• Provide Tier 3 technical support for complex endpoint, desktop, and migration-related issues
• Troubleshoot Windows 10/11 operating systems, hardware, drivers, user profiles, and device configurations
• Support Windows migrations, hardware refreshes, operating system upgrades, and endpoint deployments
• Investigate and resolve deployment failures, application issues, and endpoint performance problems
• Serve as the escalation point for Tier 1 and Tier 2 support teams
• Support Microsoft Intune, SCCM/MECM, Autopilot, and other endpoint management platforms
• Troubleshoot Microsoft 365 services including Outlook, Teams, OneDrive, and authentication-related issues
• Support Active Directory, Entra ID, Group Policy, and user identity management
• Assist with endpoint security technologies including BitLocker, Defender, Conditional Access, and device compliance
• Create and maintain technical documentation, knowledge articles, and troubleshooting guides
• Participate in migration cutovers, deployment activities, and post-migration support efforts

Qualifications

• Active Secret Clearance – (must be able to obtain/maintain)
• Active IAT level 2 or IAT level 3 certification – must
• HS Diploma with a minimum of 5 years of experience
• Secret Clearance
• DoD 8570 certification (Security+ or equivalent)
• 5+ years of experience supporting enterprise Windows environments
• Experience providing Tier 3 desktop, endpoint, or service desk support
• Strong troubleshooting experience with Windows 10/11 and Microsoft 365
• Hands-on experience with Microsoft Intune and SCCM/MECM
• Experience with Active Directory and Microsoft Entra ID
• Experience supporting endpoint migrations, Windows upgrades, or hardware refresh projects
• Strong understanding of networking fundamentals (DNS, DHCP, TCP/IP, VPN)
• Excellent problem-solving and root cause analysis skills

Technologies Core Skills

• Windows 10/11 Support & Troubleshooting
  • Advanced desktop support, OS issues, profiles, drivers, hardware
• Microsoft Intune
  • Device management, Application deployment, Device policies
• SCCM / MECM
  • Software deployment, Imaging, Endpoint management
• Windows Migration Experience
  • Windows 11 migrations, Hardware refreshes, Device replacement projects
• Active Directory / Entra ID
  • User accounts, Group Policy, Authentication issues
• Microsoft 365 Support
  • Outlook, Teams, OneDrive, Microsoft 365 applications
• Networking Fundamentals
  • DNS, DHCP, TCP/IP, VPN troubleshooting