ERP Application & IT Specialist

Arena Staffing has partnered with a well-established Southern California company seeking a hands-on ERP Application & IT Specialist to support the business-critical applications and technology used across the organization. The role is onsite 5 days per week.

This role is approximately 80% Business Applications / ERP Support and 20% Onsite IT Support
.

The ideal candidate must have hands-on experience supporting or administering an ERP, CRM, order-management system, e-commerce platform, WMS, or other business-critical application and understands how technology supports departments such as Accounting, Customer Service, Operations, Distribution, and Sales.

This is not a software development role.

We are looking for someone who enjoys figuring out why something is not working
, can isolate whether an issue involves the user, data, permissions, configuration, application, integration, or another connected system, and will own the problem through resolution.

• High-visibility position working directly with the CTO, executives, and business leaders
• Approximately 80% focused on ERP and business applications
• Exposure to order management, e-commerce, shipping, inventory, invoicing, returns, and connected systems
• Opportunity to support applications used across Accounting, Customer Service, Distribution, Operations, and Sales
• Ownership of issues from initial troubleshooting through final resolution
• Support from ERP specialists, software vendors, MSPs, and other technical partners when deeper expertise is required
• Opportunity to improve documentation, workflows, processes, and the overall user experience
• Stable, established Southern California organization with multiple local facilities

Title: ERP Application & IT Specialist

Reports To: Chief Technology Officer

Compensation: $105,000-$125,000 based on experience

Travel: Occasional support at nearby company locations

• Serve as a primary point of contact for day-to-day support of ERP/order-management and other business-critical applications
• Troubleshoot application issues affecting Customer Service, Accounting, Distribution, Operations, Sales, and other departments
• Determine whether issues involve the user, data, permissions, configuration, application, integration, or another connected system
• Support user accounts, permissions, access, application configuration, and routine application administration
• Support ERP workflows involving orders, customer information, inventory, shipping, invoicing, returns, and e-commerce
• Troubleshoot issues between ERP, e-commerce, shipping, and other connected third-party applications
• Resolve front-end and configuration issues when possible
• Escalate deeper technical issues to the appropriate internal specialist, MSP, software vendor, or application partner
• Maintain ownership of escalated issues through resolution
• Participate in application upgrades, testing, system changes, and user acceptance testing
• Identify recurring issues and opportunities to improve application usability and business workflows

• Serve as an onsite technology resource for employees and executives
• Support Windows and macOS computers, monitors, printers, peripherals, and workplace technology
• Assist with onboarding, offboarding, account provisioning, application access, and equipment setup
• Support SSO, MFA, identity, permissions, and other user-access issues
• Respond to walk-up requests and service tickets while balancing competing priorities
• Coordinate with MSPs, network partners, and other technical specialists when infrastructure support is required
• Maintain clear documentation, troubleshooting procedures, runbooks, user guides, and knowledge-base content

• 3+ years of relevant experience supporting business applications, ERP systems, enterprise applications, IT systems, or a combination of application and end-user support
• Hands-on experience supporting or administering an ERP, CRM, order-management system, e-commerce platform, WMS, or other business-critical application
• Experience troubleshooting technology used by departments outside of IT
• Strong troubleshooting and problem-isolation skills
• Experience supporting user accounts, permissions, access, or application configuration
• Experience working with software vendors, MSPs, or outside technical partners
• Working knowledge of Windows and/or macOS and common workplace technology
• Understanding of identity,…