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Coretelligent

Managed IT services, cybersecurity, cloud solutions

Senior Field Engineer

System AdministrationConfirmed live in the last 24 hours
Full-timeStamford, CT, USA

About the Job

Requirements

  • At least five years of experience in IT support, systems engineering, or Managed Services (MSP) environments.
  • Strong hands-on experience with Microsoft Entra ID, including Identity and Access Management.
  • Advanced experience administering Microsoft Intune, including device management, policy creation, and compliance.
  • Strong knowledge of Microsoft 365, including Teams and Exchange Online.
  • Experience supporting Microsoft Azure, including virtual machines, core services, and cloud infrastructure management.
  • Experience supporting mid-sized environments of 200 or more users, preferably in a client-facing MSP environment.
  • Strong troubleshooting skills across endpoints, identity, Microsoft cloud technologies, networking, and infrastructure.
  • Ability to balance reactive support with proactive system improvements and long-term planning.
  • Communication skills and experience partnering directly with client stakeholders.
  • Ability to work independently while collaborating with engineering and service delivery teams.

Responsibilities

  • Serve as a senior technical resource supporting one or more client environments through hands-on engineering, troubleshooting, and infrastructure support.
  • Administer and support Microsoft technologies, including Microsoft 365, Entra ID, Intune, Azure, and other modern cloud services.
  • Manage identity, endpoint, and cloud environments to ensure security, compliance, and operational best practices.
  • Troubleshoot and resolve complex issues across servers, endpoints, cloud platforms, networking, and enterprise applications.
  • Support and maintain core infrastructure, including Windows Server, virtualization, networking, storage, and cloud-based environments.
  • Lead or contribute to infrastructure deployments, technology refreshes, migrations, and other client-facing engineering initiatives.
  • Perform proactive system administration, health checks, patching, lifecycle planning, and environment optimization to improve reliability, security, and performance.
  • Partner directly with client stakeholders to understand business needs, provide technical guidance, and recommend infrastructure improvements.
  • Collaborate with Service Desk, Project Engineering, Professional Services, and other cross-functional teams to deliver successful client outcomes.
  • Maintain accurate technical documentation, system configurations, and environment records.
  • Mentor junior engineers, provide technical guidance, and serve as an escalation point for complex technical issues.
  • Participate in an on-call rotation, providing after-hours support for critical incidents and ensuring timely resolution of high-priority client issues.
  • Stay current on emerging technologies and industry best practices to continuously improve client environments and service delivery.

Desired Qualifications

  • Azure Administrator Associate (AZ-104) certification.

About the Company

Coretelligent

Managed IT services, cybersecurity, cloud solutions

Coretelligent is a managed service provider that offers outsourced and co-managed IT support, cybersecurity, cloud services, and digital transformation for mid-market companies, especially in regulated industries like financial services and life sciences. It provides a full suite of IT services, including IT strategy, compliance, data management, and 24/7 support, to act as an outsourced IT department. The company operates proprietary platforms such as CoreCloud (private cloud hosting), CoreBDR (backup and disaster recovery), and CoreArmor (security) to deliver its services. It runs a platform MSP model that grows by acquiring other MSPs, expanding its geographic reach and technical capabilities, with a national footprint across the United States. Coretelligent’s goal is to scale its integrated IT offering into a comprehensive platform for mid-market clients by combining managed services, security, cloud, and digital transformation under one vendor.

Company size
201-500
Company stage
Not listed
Total funding
Not listed
Headquarters
Needham, MA
Founded
2006

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