The IT Systems & Infrastructure Manager is responsible for the strategic planning, deployment, and hands-on administration of the organization’s entire IT infrastructure. As the sole IT professional, this role encompasses server and network architecture, cybersecurity, systems administration, cloud services, and end-user support. This role ensures that all IT operations support organizational growth, regulatory compliance, and business continuity.

Key Responsibilities:

Infrastructure & Network Management:

Architect, implement, and maintain core IT infrastructure including LAN/WAN, firewalls, VLANs, wireless access points, and VPNs.
Manage network segmentation and security policies across multiple buildings and user groups.
Administer routers, managed switches (Ubiquiti), and surveillance systems.
Oversee server and rack equipment, power planning, and fiber/copper cable infrastructure.

Server & Systems Administration:

Maintain Windows Server environments including AD DS, DNS, DHCP, GPOs, RADIUS, and file/print services.
Manage Hyper-V virtualization platforms, VM replication, backup integrity, and disaster recovery planning.
Ensure robust system patching, monitoring, and security hardening aligned with industry best practices.

Microsoft 365 / Cloud Services:

Administer Microsoft 365 tenants, including Exchange Online, SharePoint, Teams, and OneDrive.
Implement and manage security measures such as phishing filters, external sender tagging, and conditional access.
Coordinate cloud service integration and automation as needed.

Cybersecurity & Compliance:

Enforce security protocols in alignment with ISO 27001 and NDAA compliance.
Monitor threats, review logs, and respond to suspicious activity or incidents.
Coordinate backups and retention policies for system state and file-level data.

Project Management & Facilities Coordination:

Serve as IT lead for construction projects and vendor management during facility expansion.
Oversee security camera placement, network drop planning, IDF/MDF layout, and access control deployment.

End-User Support & Training:

Provide responsive, professional support to internal users at all levels.
Document procedures, create training guides, and onboard new technologies.

Qualifications:

Education & Experience:

Bachelor’s Degree in IT, Computer Science, or related field (or equivalent experience).
Minimum 5 years of experience in enterprise IT infrastructure, systems, or operations roles.
Experience operating as a sole IT resource or in a small team environment is strongly preferred.

Technical Competencies:

Proficiency with Windows Server, Active Directory, GPO, DNS, DHCP, Hyper-V.
Hands-on experience with Layer 2/3 networking, VLANs, site-to-site VPNs, and firewalls.
Microsoft 365 administration including Exchange, Teams, and SharePoint.
Backup systems (Windows Server Backup, QNAP, etc.) and disaster recovery principles.
Scripting (PowerShell preferred), Microsoft VBA, and workflow automation.

Preferred Certifications (not required):

CompTIA Network+, Server+, Security+, or Linux+
Cisco CCNA
Microsoft Certified: Azure Administrator or M365 Fundamentals

Soft Skills:

Strong problem-solving and diagnostic abilities
Excellent communication, documentation, and project coordination skills
Self-directed with high personal accountability and professional integrity

Working Conditions:

Primary work location is onsite in a manufacturing and office environment
Occasional after-hours support required for system updates or emergencies
Some physical activity including racking servers, running cable, or inspecting facility equipment

LTD Material LLC jobs

IT Systems Administrator