IT Systems & Apps Admin — SaaS & End-User Support

Nexus Circular; Atlanta (GA); On-site; USD 80,000 - 120,000; Full time

Job summary

Nexus Circular is seeking a Systems & Applications Administrator to support our employees, business applications, and day-to-day IT operations. This mid-level role is ideal for an IT professional who can troubleshoot issues, administer business apps, and coordinate with vendors.

Responsibilities include Tier 1–2 support, onboarding/offboarding, SaaS administration (Agiloft, Salesforce, Infor, Microsoft 365, DocuSign), license management, and basic network troubleshooting, with a focus on

Qualifications

• 3+ years of professional experience in IT support, systems administration, application administration, or a related role.
• Strong troubleshooting and problem-solving skills.
• Experience supporting Windows computers and Microsoft 365.
• Experience administering or supporting enterprise SaaS or business applications.
• Experience managing user accounts, permissions, groups, and application access.
• Ability to independently manage technical issues and work directly with third-party vendors.
• Working knowledge of Active Directory/Entra ID, authentication, networking, and endpoint support.
• Strong communication, customer service, documentation, and organizational skills.
• Ability to manage multiple priorities in a fast-paced environment.

Responsibilities

• Provide Tier 1 and Tier 2 technical support for employees, including hardware, software, Microsoft 365, connectivity, printers, and business applications.
• Manage support requests from initial troubleshooting through resolution and escape complex issues when appropriate.
• Support onboarding and offboarding, including computer setup, user accounts, application access, and equipment.
• Administer business applications including Agiloft, Salesforce, Infor, Microsoft 365, DocuSign, and other enterprise SaaS platforms.
• Manage application users, licenses, roles, permissions, and access.
• Troubleshoot application issues and coordinate with software vendors when additional support is required.
• Assist with application configuration, testing, upgrades, integrations, and basic workflow changes.
• Perform routine Microsoft 365 and Microsoft Entra ID administration, including users, groups, shared mailboxes, Teams, SharePoint, and OneDrive.
• Coordinate with technology vendors, managed service providers, telecommunications providers, and hardware manufacturers.
• Open and manage vendor support cases and follow issues through resolution.
• Maintain IT procedures, system documentation, vendor information, and application support documentation.
• Assist with software licensing, renewals, technology purchases, and equipment inventory.
• Assist with basic wired and wireless network troubleshooting as needed.
• Participate in IT projects and process improvements across the organization.

Skills

Troubleshooting

Windows & Microsoft 365

SaaS applications

Account access management

Vendor coordination

Tools

Agiloft

Salesforce

Infor

Microsoft 365

DocuSign

Job description

Nexus Circular is seeking a Systems & Applications Administrator to support our employees, business applications, and day-to-day IT operations. This mid-level role is ideal for an IT professional who can troubleshoot issues, administer business apps, and coordinate with vendors.

Responsibilities include Tier 1–2 support, onboarding/offboarding, SaaS administration (Agiloft, Salesforce, Infor, Microsoft 365, DocuSign), license management, and basic network troubleshooting, with a focus on