Senior IT Infrastructure Lead - Cloud, Security & DR

Heartshar; New York (NY); On-site; USD 120,000 - 180,000; Full time

Benefits offered by this job

Health insurance

Dental insurance

Vision insurance

Life insurance

403(b) retirement plan

Tuition assistance

Professional development

Employee Assistance Program (EAP)

Verizon discount

Entertainment discounts

Job summary

HeartShare is seeking an IT Infrastructure Manager to lead and optimize the agency’s technology backbone across on‑premises and cloud environments. You will oversee servers, Microsoft 365, Azure, AD, Entra ID, virtualization, networking, storage, backup, and DR while guiding IT staff and coordinating with vendors to deliver resilient infrastructure.

The role requires strong leadership, governance, and security expertise, with a focus on uptime, performance, and strategic modernization.

Qualifications

• Five+ years of progressively responsible experience in systems administration, infrastructure, or enterprise IT.
• Extensive experience with Windows Server, Active Directory, Group Policy, DNS, DHCP, Microsoft 365, Intune, Azure, and Microsoft Entra ID.
• Experience with VMware/Hyper-V, backup and disaster recovery, networking, and endpoint management.

Responsibilities

• Manage and support on‑premises and cloud infrastructure including servers, M365, Azure, AD, Entra ID, virtualization, networking, storage, backup and DR.
• Monitor infrastructure health, security, patching, upgrades, and performance.
• Serve as a senior escalation point for complex systems and coordinate projects with vendors and IT staff.
• Develop and maintain infrastructure documentation, standards, inventories, and records.
• Provide day‑to‑day technical leadership, coaching, and performance management as assigned.
• Participate in IT governance, change management, asset management, and security/compliance activities.

Skills

Advanced troubleshooting

Leadership & staff development

Project & vendor management

Communication

IT governance & compliance

Education

Bachelor's degree in IT / related field

Tools

Windows Server

Active Directory

Entra ID

Azure

Microsoft 365 / Exchange Online

Intune

VMware

Hyper-V

DNS

DHCP

VPN

Firewalls

Backup & Disaster Recovery

Endpoint security

ConnectWise Automate

Job description

HeartShare is seeking an IT Infrastructure Manager to lead and optimize the agency’s technology backbone across on‑premises and cloud environments. You will oversee servers, Microsoft 365, Azure, AD, Entra ID, virtualization, networking, storage, backup, and DR while guiding IT staff and coordinating with vendors to deliver resilient infrastructure.

The role requires strong leadership, governance, and security expertise, with a focus on uptime, performance, and strategic modernization.