Senior Client Support Engineer

Posted: 2026-10-23

Candidate must be located in or near the NYC Metro Area

At Coretelligent, we take ownership of the technology our clients rely on every day.

We partner with growing, highly regulated organizations that need secure, dependable IT environments built to scale. Our role goes beyond support. We bring structure, clarity, and accountability to complex technology landscapes so leaders can move forward with confidence.

Over the past several years, Coretelligent has entered a new chapter. We have strengthened our leadership team, modernized our service delivery, and sharpened our focus on long-term client outcomes. Our work spans managed IT, cybersecurity, cloud, and strategy, delivered through a model designed for consistency, transparency, and trust.

We are building a team of professionals who care deeply about quality, ownership, and continuous improvement. If you value clear expectations, thoughtful collaboration, and work that genuinely matters to the businesses you support, you will feel at home here.

We are looking for a Senior Client Support Engineer to serve as a primary technical resource for a key client environment, while supporting additional clients as needed. This is a highly visible, client-facing role where you will act as a trusted partner, balancing hands-on support, proactive system management, and technical leadership in a fast-paced MSP environment.

This role requires someone who is comfortable owning a client environment end-to-end, with strong experience in modern Microsoft technologies including Entra ID, Intune, Azure, and Microsoft 365. You will work closely with client stakeholders and internal teams to support daily operations, drive improvements, and ensure a high standard of service delivery.

- Serve as the primary technical point of contact for a client environment, supporting ~300–400 users and acting as a trusted advisor

- Manage Identity and Access across Microsoft Entra ID, including user lifecycle, permissions, and security best practices

- Own and maintain Intune environments, including device management, policy creation, compliance enforcement, and ongoing optimization

- Support and manage Microsoft 365, including Teams and Exchange Online, ensuring stability and performance across the environment