Senior Client Support Engineer (NYC)

Coretelligent•New York, NY

16d•Remote

About The Position

Coretelligent is seeking a Senior Client Support Engineer to serve as a primary technical resource for a key client environment while supporting other clients as needed. This highly visible, client-facing role combines hands-on support, proactive system management, and technical leadership in a fast-paced managed service provider environment. The engineer will own a client environment end-to-end, working with client stakeholders and internal teams to support operations, drive improvements, and maintain a high standard of service delivery. The role requires strong experience with Microsoft Entra ID, Intune, Azure, and Microsoft 365. The candidate must be located in or near the NYC Metro Area.

Requirements

At least 5 years of experience in IT support, systems engineering, or MSP environments.
Hands-on experience with Microsoft Entra ID, including identity and access management.
Hands-on experience with Microsoft Intune, including device management, policy creation, and compliance.
Hands-on experience with Microsoft 365, including Teams and Exchange Online.
Hands-on experience with Microsoft Azure, including virtual machines, core services, and environment management.
Experience supporting mid-sized environments of 200 or more users.
Strong troubleshooting skills across endpoints, user access, and cloud-based environments.
Ability to manage reactive support and proactive system improvements.
Strong communication skills and ability to work directly with client stakeholders.
Ability to work independently in a client environment while collaborating with broader teams.
Must be located in or near the NYC Metro Area.

Nice To Haves

Azure AZ-104 certification.
Experience in a client-facing or MSP setting.

Responsibilities

Serve as the primary technical point of contact and trusted advisor for a client environment supporting approximately 300–400 users.
Manage identity and access in Microsoft Entra ID, including user lifecycle, permissions, and security best practices.
Own and maintain Intune environments, including device management, policy creation, compliance enforcement, and optimization.
Support and manage Microsoft 365, including Teams and Exchange Online, to ensure environment stability and performance.
Support Azure cloud infrastructure, virtual machines, and overall environment health.
Provide hands-on support and troubleshooting for Windows and macOS systems, hardware and peripherals, and network and connectivity issues.
Troubleshoot and resolve escalated issues involving endpoints, access, applications, and connectivity.
Lead and contribute to client-facing deployments, environment improvements, and infrastructure changes.
Perform proactive system checks, lifecycle management, licensing reviews, and environment optimization.
Partner with client stakeholders, including leadership, on priorities, initiatives, and long-term improvements.
Maintain accurate documentation, environment notes, and system configurations.
Mentor junior engineers and serve as an escalation point for complex issues.