Senior 3rd‑Line End-User Support Engineer (M365)

ARCHER Logo Reverse PNG File (Large); Houston (TX); On-site; USD 85,000 - 110,000; Full time

Benefits offered by this job

401(K) retirement plans

Dental and vision insurance

Parental leave

Disability coverage

Job summary

ARCHER Systems is seeking a Senior Support Engineer to provide Tier 2/3 end-user support across Windows, collaboration tools, and identity platforms from its Houston office. You will handle advanced troubleshooting, incident response, and knowledge-base improvements, while ensuring secure access via Entra ID/AD and device management with Intune/Autopilot.

You will participate in on-call rotations and collaborate with IT leadership to uphold least-privilege practices, licensing, and policy

Qualifications

• Bachelor’s degree or equivalent practical experience.
• 7+ years in end-user/desktop IT support with Tier 2/3 responsibilities.
• Expertise troubleshooting Windows endpoints and enterprise productivity tools.
• Strong Microsoft 365 administration knowledge (Teams, Exchange/Outlook, SharePoint/OneDrive).
• Experience with on-call rotation and incident management.
• Identity and access management concepts with Entra ID and AD RBAC.
• Intune and Autopilot device management.
• Proficiency with enterprise remote support tooling.
• Ability to troubleshoot applications and coordinate escalation.
• Excellent documentation and communication.
• Knowledge of conference room/AV and enterprise printing environments.
• Customer-service mindset and ability to handle escalations professionally.
• Mentor and support junior staff.

Responsibilities

• Provide Tier 2/3 end-user support for Windows workstations and collaboration tools.
• Escalate and triage issues; coordinate with Infrastructure/Security and vendors.
• Troubleshoot Microsoft 365 services (Exchange/Outlook, Teams, SharePoint/OneDrive).
• Support Teams Rooms/AV for meetings and incidents.
• Manage printers and network printing issues.
• Administer user access in Entra ID and Active Directory, including RBAC.

Skills

Windows troubleshooting

M365 administration

RBAC access

Intune

Autopilot

On-call support

Incident management

End-user support

Teams Rooms/AV

Documentation

Education

Bachelor’s degree in Information Systems, Computer Science, or related field

Tools

Entra ID

Active Directory

Job description

ARCHER Systems is seeking a Senior Support Engineer to provide Tier 2/3 end-user support across Windows, collaboration tools, and identity platforms from its Houston office. You will handle advanced troubleshooting, incident response, and knowledge-base improvements, while ensuring secure access via Entra ID/AD and device management with Intune/Autopilot.

You will participate in on-call rotations and collaborate with IT leadership to uphold least-privilege practices, licensing, and policy