Coretek Services

AI-driven Microsoft cloud consultancy and security

Level 3 Managed Services Engineer - Microsoft

System AdministrationUpdated on Nov 6

Full-timeRemote in USANo salary listedRemote

About the Job

Requirements

A bachelor's degree in Computer Science, Engineering, or another related field, or equivalent professional technology certifications such as MCSE.
Strong hands-on experience with the technologies referenced in the job description.
Experience working within an office environment, including knowledge of office processes, procedures, and technology.
Verbal and written communication skills to interact with internal and external customers.
Analytical skills and attention to detail.
Ability to work independently and manage time effectively.
Prior experience in a technical role in an IT consulting and/or managed services environment.

Responsibilities

Provide escalated technical support for Microsoft-based systems, including Active Directory, Exchange, Defender, Sentinel, Intune, Autopilot, and other products in the Office 365 suite.
Proactively monitor, troubleshoot, and resolve complex issues related to device enrollment, onboarding, provisioning, and application performance.
Perform system administration tasks such as system configuration, patch management, and software upgrades.
Design, implement, and maintain backup and disaster recovery solutions for Microsoft environments.
Collaborate with Level 1 and Level 2 support teams to escalate and resolve technical issues in a timely manner.
Assist Level 4 Consulting with project work as needed.
Conduct root cause analysis and implement corrective actions to prevent recurring problems.
Document system configurations, procedures, and troubleshooting steps to maintain a comprehensive knowledge base.
Participate in adopting DevOps processes within the department and proactively identify opportunities to streamline and automate.
Participate in project planning and implementation of IT infrastructure upgrades and migrations.
Stay updated on emerging Microsoft technologies and best practices to continuously improve service delivery and client satisfaction.
Implement Conditional Access and multi-factor authentication in the Azure tenant.
Speak with clients to identify organizational opportunities to address pain points where additional products and services can be leveraged.
Exhibit leadership and organizational capabilities in a managed services team, client, or project environment.

Desired Qualifications

Familiarity with compliance models such as CMMC, PCI, and HIPAA.
Prior leadership experience leading a managed services team, client, or project.

Level 3 Managed Services Engineer -- Microsoft

Coretek Services · United States (Remote) · Full-time · Posted 2026-10-02

Workplace: remote

Department: Managed Services-Passive

Description

As a Level 3 Managed Services Engineer with a Microsoft focus, you will play a crucial role in providing advanced technical support and expertise to our clients. You will be responsible for managing and maintaining Microsoft-based systems, resolving complex technical issues, and optimizing IT infrastructure for maximum performance and reliability.

Job Duties and Responsibilities:

Provide escalated technical support for Microsoft-based systems, including Active Directory, Exchange, Defender, Sentinel, Intune, Autopilot and other products in the Office 365 suite.
Proactively monitor, troubleshoot, and resolve complex issues related to device enrollment, onboarding, provisioning, and application performance.
Perform system administration tasks such as system configuration, patch management, and software upgrades.
Design, implement, and maintain backup and disaster recovery solutions for Microsoft environments.
Collaborate with Level 1 and Level 2 support teams to escalate and resolve technical issues in a timely manner.
Assist L4 Consulting on project work as needed
Conduct root cause analysis and implement corrective actions to prevent recurring problems.
Document system configurations, procedures, and troubleshooting steps to maintain a comprehensive knowledge base.
Participate in the adoption of DevOps processes as they relate to this department and proactively identify possibilities to streamline and automate.
Participate in project planning and implementation of IT infrastructure upgrades and migrations.
Stay updated on emerging Microsoft technologies and best practices to continuously improve service delivery and client satisfaction.
Implement Conditional Access and MFA in the Azure tenant
Experience with Device Management – Intune MDM/MAM, Autopilot, Windows Hello for Business
Familiarity with Microsoft Security Products – Defender suite, Sentinel, Purview
Familiarity with Identity management – Entra ID, PIM, Least Privilege, Access Reviews, etc.
Speak with clients to identify opportunities within their organization to address pain points where our additional products and services can be leveraged.
Exhibit leadership and organizational capabilities in a Managed Services team, client or project environment.

Requirements

Bachelor’s degree in Computer Science, Engineering or other related field or equivalent professional technology certifications (MCSE)
Strong hands on experience with the technologies referenced in the above sections.
Experience working within an office environment including knowledge of office processes, procedures, and technology
Excellent verbal and written communication skills with the ability to interact with internal and external customers.
Strong analytical skills and attention to detail.
Must be a self-starter with excellent time management skills
Prior experience in a technical role in IT Consulting and/or Managed Services environment.
Familiarity with compliance models such as CMMC, PCI, HIPAA, etc. a plus
Prior leadership experience leading a managed services team, client or project is a plus

Apply

Apply at Coretek Services

About the Company

Coretek Services

AI-driven Microsoft cloud consultancy and security

Coretek delivers Microsoft AI Cloud solutions through high-performance consulting, managed services, and security to help businesses tackle complex challenges. Its offerings combine AI-driven innovation with practical cloud services, including implementation, ongoing management, and protection of cloud workloads. The product mix centers on enabling organizations to build, deploy, and secure AI and cloud-based applications on Microsoft platforms. What sets Coretek apart is its specialized focus on Microsoft AI Cloud, integrated services, and end-to-end support—from strategy and design to execution and ongoing security—allowing clients to move from idea to deployed, secure solutions faster. The company’s goal is to help businesses achieve meaningful outcomes by leveraging Microsoft's cloud and AI capabilities to optimize operations, accelerate innovation, and reduce risk.

Company size: 201-500
Company stage: Not listed
Total funding: Not listed
Headquarters: United States
Founded: 2005

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