Systems Administrator

About the role

The ideal candidate has hands-on experience leading Active Directory cleanup and restructuring, with strong expertise in Windows Server across on-premises and Azure. This role requires enforcing standards, driving remediation, and operating effectively in M&A-driven environments while working independently and collaborating across teams.

Responsibilities

• Active Directory & Identity Ownership
• Own AD architecture, health, and strategy across multiple domains
• Lead AD cleanup/restructuring (OU design, GPOs, lifecycle)
• Manage identity and access (service accounts, groups, Entra ID governance)
• Enforce standards for naming, access, group design, and least-privilege
• Server & Infrastructure Management
• Build, administer, and maintain Windows Server environments (on-prem and Azure)
• Manage physical/virtual infrastructure (VMware, Hyper-V, Azure, Scale) and lifecycle
• Maintain consistent configuration management (GPOs, baselines, policies) across environments
• Develop PowerShell automation to improve efficiency and consistency
• Patching, Configuration & Operations
• Own server patching (NinjaOne)
• Partner with IT Operations team on endpoint patching (Intune)
• Maintain consistent configuration management (GPOs, baselines, policies) across environments
• Modernization Efforts
• Support modernization efforts, including migration to hybrid/cloud environments
• Security & Remediation
• Lead remediation of findings from audits, vulnerability scans, and penetration tests
• Implement and maintain infrastructure security and hardening standards
• Administer and maintain security platforms (e.g., CrowdStrike, Defender) in coordination with eSentire (SOC-as-a-Service)
• Collaboration
• Partner across IT Infrastructure, Operations, Applications, and Development teams
• Work with business stakeholders to understand needs and communicate impacts
• Operate independently while aligning with IT priorities and standards

Requirements and Skills

• 5+ years of hands-on experience administering Windows infrastructure and Active Directory environments
• Proven experience owning and redesigning Active Directory environments (not just supporting them)
• Strong expertise in: Active Directory (DNS, GPO, replication, trusts), Identity & Access Management principles, PowerShell automation
• Experience with: Leading security remediation efforts from audits or penetration tests, Hybrid identity (Entra ID / Azure AD Connect) and hybrid-joined environments, Infrastructure patching and configuration management, Backup and disaster recovery planning and validation

Compensation and Benefits

• 10 Paid Holidays
• Flexible Time Off
• 401(k) with Company Match
• Health, Dental, and Vision Insurance
• HSA and FSA
• Disability & Occupational Accident Insurance
• Company-Paid Life Insurance
• Employee Assistance Program (EAP)
• Career development through world-class training programs