IT Administrator

Job Description: IT Administrator Cloud / Network / Identity

Location: Hillside IL (HQ) On-site with hybrid flexibility

Reports to: Cybersecurity Architect & IT Operations Manager

Team: Global Cyber & IT One of four site IT Administrators

Type: Full-time

Client: Commercial IT Operations (HQ)

Our client is currently building its internal Cyber & IT function from the ground up across five global locations replacing full managed-service dependency with an embedded globally distributed team.

This is a build-from-scratch roleyou will help stand up the systems processes and day-to-day operations that keep the business running rather than inheriting a mature well-documented environment.

As the HQ IT Administrator you will serve as the first line of IT and cybersecurity support for our clients Hillside office and act as a hands-on owner across the full stack: endpoints identity M365 cloud network and security operations. Responsibilities are deliberately broad and will evolve as the function matures and specializes. You should be energized by ambiguity take ownership of problems through to completion and be fluent in leveraging modern automation and AI tools to deliver the output of a much larger team.

• Ticket Management: Own the IT support queue (Freshservice) for HQassisting on-site and remote users with any IT issue from initial triage through resolution and escalation.
• Lifecycle Management: Run user onboarding and offboarding end-to-end: provisioning access hardware setup and clean deprovisioning.
• Hardware & AV: Troubleshoot end-user problems across Windows and macOS endpoints laptops printers peripherals and conference-room AV systems.
• Service Delivery: Maintain a first-class level of service for technical and non-technical colleagues across all levels of the organization.

• M365 & Entra ID: Administer the Microsoft 365 admin centersExchange SharePoint OneDrive Teams (including Teams Calling)and Entra ID / SSO.
• Endpoint Compliance: Manage endpoints and device compliance through Intune; own the monitoring maintenance and security of all endpoints.
• Directory Services: Administer Active Directory / Entra hybrid environmentsincluding DNS DHCP Group Policy groups and licensing.
• Patching & Maintenance: Test and apply software updates and patches within established change-management practices.

• Cloud Operations: Support cloud administration primarily Microsoft Azure and AWS (EC2 WorkSpaces) across our clients commercial estate.
• Local Networking: Own local network support at HQfirewalls switching Wi-Fi and VPN connectivity.
• Incident Management: Act as network incident commander for the group: coordinate responses to cross-site network issues and own the bridge to escalation partners (DevOps and Fortinet on-call) for complex deep-tier work.
• Infrastructure Lifecycle: Provision monitor and maintain infrastructure services; support HQ hardware lifecycle (procurement imaging asset tracking and disposal).

• SecOps Support: Support day-to-day security operationsendpoint protection (Defender) alert triage and remediationin coordination with the SOC lead.
• Tenant Management: Help administer commercial and GCC-High tenants alongside the security controls that separate the two environments.
• Compliance Support: Support CMMC and related compliance processes: evidence collection control upkeep and documentation.

• Best Practices: Apply IT security best practices in every task and workflow.

• Modern Tooling: Use AI tools and scripting (PowerShell Bash Graph Copilot agentic workflows) to automate repetitive work and scale a lean teams output.
• Knowledge Sharing: Proactively document all work into the knowledge base; build repeatable runbooks and processes as the function is stood up.
• Growth & M&A: Spot and act on opportunities to improve evolving support processes; support the integration of newly acquired companies as our client expands.

• Experience: 3 years in IT administration systems support or service desk roles with hands-on ownership of end-user and infrastructure issues.
• Microsoft Ecosystem: Strong working knowledge of Microsoft 365 (Exchange SharePoint OneDrive Teams) Entra ID / Azure AD SSO and Intune.
• Directory & Server Admin: In-depth Active Directory experience (DNS DHCP Group Policy) and Windows Server administration skills.
• Core Technical Fundamentals: Solid endpoint fundamentals across Windows and macOS plus core networking knowledge (firewalls switching VPN Wi-Fi).
• Cloud Familiarity: Experience with cloud technologiesAzure and/or AWS (EC2 WorkSpaces).
• Automation Mindset: Scripting ability (PowerShell / Bash) and demonstrated use of automation and AI tools to increase efficiency with a genuine desire to push technical boundaries.
• Adaptability: Self-motivated and adaptableconfident working on your own initiative with limited supervision taking ownership of issues through to completion in a fast-paced environment.
• Communication: Clear communicator strong problem-solver and a flexible team player who collaborates seamlessly with local and global colleagues and recognizes when urgency is required.

• Exposure to Microsoft Defender or Sentinel and RMM tooling (e.g. NinjaOne).
• Experience with GCC-High environments or compliance frameworks (CMMC NIST 800-171 ISO 27001).
• Relevant certifications (e.g. Microsoft MS-102 / AZ-104 CompTIA Network / Security)or a clear track record demonstrating equivalent knowledge.