Senior Information Technology System Engineer

SeaHill Consulting Group; New York (NY); On-site; USD 110,000 - 150,000; Full time

Job summary

SeaHill Consulting Group is seeking a skilled IT Systems Specialist to optimize the Microsoft ecosystem (M365, Intune, Entra) and manage enterprise devices across Windows, macOS, iOS, and Android. You will configure security controls, conditional access, and identity synchronization while supporting advanced end-user needs.

The role emphasizes automation using Python and PowerShell, collaboration across internal teams, and improving system health and compliance within a fast-paced environment.

Qualifications

• Strong experience administering Microsoft 365 including Exchange, Teams, SharePoint and OneDrive.
• Experience with Intune and endpoint management across Windows and Mac environments.
• Proficient in developing automation scripts using Python and PowerShell.
• Solid troubleshooting skills across devices, identity systems, and collaboration tools.

Responsibilities

• Conduct audits and optimization of the Microsoft ecosystem (M365, Intune, Entra, devices, security tools).
• Identify gaps and implement improvements to increase system health and vulnerability posture.
• Manage corporate devices across Windows, MacOS, iOS, and Android including lifecycle, policy enforcement, and compliance.
• Administer Microsoft Intune, Azure Portal, and related endpoint management tools.
• Configure conditional access policies and identity synchronization.
• Support end users with advanced Tier 2/3 assistance and resolve complex issues.

Skills

Microsoft365 experience

Troubleshooting expert

Independent work

Automation scripting

Tools

PowerShell

Python

Intune

Azure Portal

Microsoft Defender

Purview

Entra

Active Directory

Exchange

Teams

SharePoint

OneDrive

Job description

• Conduct a full assessment and optimization of the Microsoft ecosystem including M365, Intune, Entra, devices, and security tools
• Identify gaps across configuration, security, device management, and compliance and implement improvements to increase system health and vulnerability posture
• Manage corporate devices across Windows, MacOS, iOS, and Android including lifecycle, policy enforcement, and compliance
• Administer Microsoft Intune, Azure Portal, and related endpoint management tools
• Manage identity and access systems including Microsoft Entra, Active Directory, Duo, and SSO integrations
• Configure conditional access policies, authentication methods, and identity synchronization
• Support endpoint security and vulnerability management using Microsoft Defender and Purview
• Develop and maintain automation scripts using Python and PowerShell to improve operational efficiency
• Leverage AI tools to scale support output, reporting, and reduce manual work
• Administer and support Microsoft platforms including Exchange, Teams, SharePoint, and OneDrive
• Support integrations across systems including HR platforms, JIRA SSO, and internal environments
• Provide Tier 2 and Tier 3 support across devices, enterprise applications, and collaboration tools
• Troubleshoot complex issues across endpoints, identity systems, and communication platforms
• Support additional infrastructure including audio and video systems, file management platforms, and physical security systems

Day to Day Responsibilities

• Perform audits and assessments of Microsoft systems and implement improvements
• Manage endpoint devices and enforce policies through MDM tools
• Maintain and configure identity and access systems and security controls
• Develop and execute automation scripts to streamline workflows
• Utilize AI tools to enhance productivity and support operations
• Administer Microsoft collaboration and productivity platforms
• Support integrations across enterprise systems and platforms
• Provide advanced support for end users and resolve complex technical issues
• Maintain documentation and support enablement initiatives
• Support infrastructure systems including AV, cloud workspaces, and enterprise applications
• Collaborate with internal teams to improve system performance, security, and efficiency

Preferred Experience and Attributes

• Experience in IT, systems engineering, or Microsoft focused roles
• Strong experience with Microsoft 365 including Exchange, Teams, SharePoint, and OneDrive
• Experience with Microsoft Entra and Active Directory
• Experience with Microsoft Intune and endpoint management across Mac and Windows environments
• Experience developing automation scripts using Python and PowerShell
• Experience with endpoint security tools such as Microsoft Defender
• Strong troubleshooting skills across devices, identity, and collaboration tools
• Ability to operate independently in a fast paced environment
• Experience using AI tools for automation or support workflows is preferred
• Familiarity with Microsoft Purview, data governance, and DLP is preferred
• Exposure to AWS Workspaces or cloud infrastructure is preferred
• Experience supporting multi tenant environments is preferred
• Knowledge of networking and enterprise infrastructure is preferred