Business Support Specialist - W&L- 3PL

Iron Mountain Incorporated; Riverside (CA); On-site; USD 81,000 - 108,000; Full time

Benefits offered by this job

Health and Dental Benefits

Unlimited PTO

401(k) with Company Match

Employee Stock Purchase Program

Tuition Reimbursement

Job summary

Iron Mountain Incorporated in Riverside, CA is seeking an analytical Business Support Specialist to join our Warehouse and Logistics Operations team. The role serves as the key financial and administrative link for our 3PL operations, partnering with site general managers and finance leaders to support Finance and Administration activities, billing, AR, and general administration.

You'll ensure efficient operation and compliance for territory administration, while supporting centralized teams in

Qualifications

• 3+ years of experience in warehousing, fulfillment, supply chain, distribution center, third-party logistics (3PL), or manufacturing operations.
• Strong knowledge of operational finance, P&L reporting, cost variance analysis, and complex billing management.
• Experience partnering with cross-functional stakeholders and supporting strategic client-facing initiatives.
• Bachelor’s or Master’s degree preferred.
• Google Workspace platforms.

Responsibilities

• Drive Financial & Revenue Accuracy: Conduct revenue and cost variance analyses, investigate major discrepancies, and manage complex billing inquiries, credit/debit memos, and work order pricing.
• Track & Improve Operational Performance: Establish and monitor key site KPIs to track productivity, quality, and cost controls, while helping build reporting and P&L data processing.
• Strengthen Client & Partner Relationships: Partner directly with operational leaders and external clients to resolve complex issues, ensuring high customer service standards and seamless account management.
• Support Site Administration & Continuity: Perform office administrative functions for the district, support local telephone systems, maintain business continuity plans, and partner with leaders on continuous improvement projects.

Skills

Operational Finance

Cross-functional Collaboration

Billing & AR management

Education

Bachelor’s or Master’s degree

Tools

Google Workspace

Job description

At Iron Mountain we know that work, when done well, makes a positive impact for our customers, our employees, and our planet. That’s why we need smart, committed people to join us. Whether you’re looking to start your career or make a change, talk to us and see how you can elevate the power of your work at Iron Mountain. We provide expert, sustainable solutions in records and information management, digital transformation services, data centers, asset lifecycle management, and fine art storage, handling, and logistics. We proudly partner every day with our 225,000 customers around the world to preserve their invaluable artifacts, extract more from their inventory, and protect their data privacy in innovative and socially responsible ways. Are you curious about being part of our growth story while evolving your skills in a culture that will welcome your unique contributions? If so, let's start the conversation.

Iron Mountain is seeking an analytical Business Support Specialist to join our Warehouse and Logistics Operations team. In this role, you’ll have the opportunity to serve as the key financial and administrative link for our growing Third-Party Logistics (3PL) operations. You will partner directly with site general managers and finance leaders and be responsible for providing support to functional areas of Finance and Administration including, program support, billing and AR transaction support, general administration duties. Position is critical to ensure efficient operation and compliance for all remaining territory administration functions and key support for the centralized teams in Collections, Accounts Payable and Billing.

What You’ll Do (Responsibilities)

• Drive Financial & Revenue Accuracy: Conduct revenue and cost variance analyses, investigate major discrepancies, and manage complex billing inquiries, credit/debit memos, and work order pricing.
• Track & Improve Operational Performance: Establish and monitor key site KPIs to track productivity, quality, and cost controls, while helping build reporting and P&L data processing.
• Strengthen Client & Partner Relationships: Partner directly with operational leaders and external clients to resolve complex issues, ensuring high customer service standards and seamless account management.
• Support Site Administration & Continuity: Perform office administrative functions for the district, support local telephone systems, maintain business continuity plans, and partner with leaders on continuous improvement projects.

What You’ll Bring (Skills & Qualifications)

• 3+ years of experience in warehousing, fulfillment, supply chain, distribution center, third-party logistics (3PL), or manufacturing operations.
• Strong knowledge of operational finance, P&L reporting, cost variance analysis, and complex billing management.
• Experience and proven ability to partner with cross-functional stakeholders and support strategic client-facing initiatives.
• Bachelor’s or Master’s degree preferred.
• Google Workspace platforms.

What We Offer (Benefits)

• Shifts: Schedule: Monday - Friday, 8:00 AM - 5:00 PM (flexible availability as required)
• Location: Onsite Riverside, CA
• Competitive Compensation aligned with your experience.
• Full Health and Dental Benefits starting on the first day of employment.
• Unlimited Paid Time Off (PTO): We believe in supporting work-life balance and offer unlimited PTO for you to rest and recharge.
• Financial Wellness: 401(k) with Company Match and an Employee Stock Purchase Program.
• Professional Growth: Opportunities for continuous learning and professional growth, including Tuition Reimbursement.

Reasonably expected salary range: $81,200.00 - $108,300.00 Please note that an employee's starting salary may vary based on a variety of factors. Where State, Municipal, Provincial, Territorial or other legal minimum wages exceed the federal minimum wage, employees are entitled to the higher rate.

If you have a physical or mental disability that requires special accommodations, please let us know by sending an email to [e-mail]. See the Supplement to learn more about Equal Employment Opportunity.

Category: Administrative Services Iron Mountain is a global leader in storage and information management services trusted by more than 225,000 organizations in 60 countries. We safeguard billions of our customers’ assets, including critical business information, highly sensitive data, and invaluable cultural and historic artifacts. Take a look at our history here. Iron Mountain helps lower cost and risk, comply with regulations, recover from disaster, and enable digital and sustainable solutions, whether in information management, digital transformation, secure storage and destruction, data center operations, cloud services, or art storage and logistics. Please see our Values and Code of Ethics for a look at our principles and aspirations in elevating the power of our work together.