Senior IT Administrator

APPLIED TECHNOLOGY GROUP INC•North Little Rock, AR

5d•Onsite

About The Position

ATG USA is hiring a versatile, hands-on Senior IT Administrator who thrives at the intersection of infrastructure, security, and end-user experience. You will own the IT landscape for our organization, from cloud identity and security architecture to the physical access control systems. If you’re the kind of technologist who loves solving a complex Azure conditional access challenge in the morning and configuring a new hire’s laptop in the afternoon, this role was built for you. You’ll serve as the primary IT point of contact, acting as both architect and operator. You will help shape our technology environment, implement best practices, and directly impact every employee’s day-to-day experience. This is an ideal opportunity for someone who wants ownership, variety, and the chance to build something great.

Requirements

5+ years of progressive experience in IT administration, systems engineering, or a related role
Strong hands-on experience with Microsoft Azure AD / Entra ID, Intune, and Microsoft 365 administration
Demonstrated expertise in implementing and managing MFA, conditional access, and cloud security frameworks
Proficiency with Active Directory, Group Policy, DNS, DHCP, and Windows Server environments
Excellent troubleshooting skills spanning hardware, software, networking, and identity systems
Strong communication skills with the ability to translate technical concepts for non-technical stakeholders

Nice To Haves

Relevant certifications such as Microsoft Certified: Azure Administrator, Endpoint Administrator, Security+ or similar
Experience with scripting and automation (PowerShell, Python, or similar)
Familiarity with ITIL frameworks or IT service management platforms
Background in network administration, including firewall management and VPN configuration
Experience supporting hardware and software in the Architecture, Engineering and Construction space, primarily Autodesk and related.

Responsibilities

Cloud & Identity Management Administer and optimize Entra ID, including user lifecycle management, group policies, and role-based access controls
Manage and maintain Microsoft Intune for endpoint management, device compliance policies, application deployment, and mobile device management
Design, implement, and enforce Multi-Factor Authentication (MFA) and conditional access policies to safeguard organizational resources
Oversee cloud security posture, monitor for threats, and respond to security incidents in alignment with industry best practices
Manage Microsoft 365 tenant administration, including Exchange Online, SharePoint, Teams, and licensing
Administer and maintain the organization’s physical security systems, including card access/badge systems, door controllers, and surveillance integrations
Manage on-premises and hybrid network infrastructure, including switches, firewalls, VPN, Wi-Fi, and DHCP/DNS services as applicable
Maintain server infrastructure (physical or virtual), ensure backups are current, and develop disaster recovery procedures
Coordinate with vendors and facilities teams for hardware procurement, installations, and maintenance
Serve as the senior escalation point for the helpdesk, troubleshooting complex hardware, software, and network issues
Configure and deploy company owned machines and peripherals for new hires and equipment refreshes
Manage onboarding and offboarding workflows - provisioning and deprovisioning accounts, hardware, and access across all systems
Create and maintain IT documentation and published standard operating procedures
Deliver a responsive experience that builds trust and confidence in the IT department
Evaluate emerging technologies and recommend solutions that improve security, efficiency, and user experience
Develop and enforce IT policies and procedures, including acceptable use, data protection, and incident response
Track IT assets, manage software licensing, and optimize technology spend
Support IT-related projects such as office buildouts, system migrations, and security audits

Benefits

Multiple medical plan options plus dental and vision coverage
On-demand support and mental health/wellness resources via Bennie—your personal benefits concierge
Health Savings Account (HSA) and Flexible Spending Account (FSA) options
401(k) with up to 4% company match after 90 days
Voluntary life, AD&D, supplemental health coverage, and disability protection
3 weeks of PTO, paid holidays, and your birthday off
2 paid volunteer days each year to support causes you care about
Professional development reimbursement + access to GreaterU, ATG’s platform for learning and growth
Four weeks of paid sabbatical after six years—on top of your regular PTO—to refresh and recharge!
Discounts on lifestyle perks like pet insurance, financial coaching, and more via the Bennie Marketplace