Sr. IT Systems Administrator ; II

## Sr. IT Systems Administrator I (II)
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Audubon, PA:
Full time:
Posted Today:
REQ
- ** Flexible Work Arrangement:
Hybrid - Audubon, PA
** We are seeking a skilled Microsoft Systems Administrator to join our team and play a critical role in managing, securing, and optimizing our Windows‐based and cloud‐integrated infrastructure, with a strong emphasis on compliance with NERC CIP (North American Electric Reliability Corporation Critical Infrastructure Protection) standards. The ideal candidate will have deep experience with Windows Server administration, Active Directory, Entra , Azure services, Microsoft 365, automation (Power Shell and Ansible), virtualization technologies, patching, security hardening, and enterprise configuration management.

This position requires a proactive approach to problem‐solving, system reliability, regulatory compliance, and continuous improvement across both on‐premises and cloud Microsoft platforms.

*
* Essential Functions:

*** Design, implement, and manage Windows Server infrastructure to ensure high availability, reliability, and performance.
* Administer and enhance Active Directory and Entra , including OU structure, Group Policy, identity governance, conditional access, MFA, and privileged access controls.
* Support and manage Microsoft 365 services, including Exchange Online, SharePoint Online, Teams, and security/compliance configurations.
* Implement and maintain Azure services such as Azure AD Connect, Azure Virtual Machines, Azure Backup, Azure Monitor, and role‐based access controls.
* Drive automation across on‐prem and cloud environments using Power Shell, Ansible, MECM, Intune, and DSC, focusing on provisioning, configuration management, compliance enforcement, patching, and operational workflows.
* Develop and maintain automation playbooks and scripts to improve efficiency, reduce manual effort, and ensure consistent system configurations.
* Administer and support virtualization platforms, including Hyper‐V and VMware, ensuring optimal performance, resource allocation, and high availability.
* Manage virtual machine lifecycle operations — provisioning, configuration, snapshots, migrations, performance tuning, and decommissioning.
* Implement security best practices, including system hardening, vulnerability remediation, identity protection, and CIP‐aligned compliance controls.
* Perform patch management and software deployments across Windows and cloud environments in accordance with regulatory and security requirements.
* Monitor system health, analyze logs, and troubleshoot complex issues across on‐prem and cloud platforms to ensure stability and operational continuity.
* Maintain documentation for system configurations, procedures, and compliance evidence to support audits and regulatory obligations.
* Collaborate with cross‐functional teams to support application deployments, cloud integrations, virtualization strategy, and infrastructure modernization initiatives.
** Characteristics &

Qualifications:

**** Required
* ** Bachelor of Science in Computer Science, Engineering, or equivalent work experience
* Strong attention to detail and ability to produce high‐quality work products
* Effective verbal and written communication skills
* Experience with quantitative and qualitative analysis
* Proficiency with Microsoft Office Suite (Word, Excel, PowerPoint)
* Experience with security practices for Windows Server, Azure, Entra , and Microsoft 365 environments
** Preferred
* ** MBA or advanced degree
* Experience with PJM operations, markets, or planning functions
* Experience supporting any PJM Committees
* Familiarity with NERC CIP compliance frameworks, evidence management, and audit preparation
* Experience with hybrid identity environments (Active Directory + Entra )
* Experience with enterprise automation platforms (Power Shell DSC, MECM, Intune, Ansible)