Flex Warehouse Jobs in Rialto, CA (NOW HIRING)

Crown Technical Systems, a Flex Company, is a leader in power distribution and protection systems concentrating on sophisticated, state-of-the-art relay and control panels, medium voltage switchgear, and enclosures (power/control buildings/ E-Houses). We specialize in customized, turn-key solutions that ensure safe, secure, and reliable power distribution.

Working at Crown Technical Systems offers a dynamic and rewarding career path for individuals seeking to power the world. Through hands-on training, mentorship, and a culture of internal promotion, we empower you to reach your full potential and contribute to projects that truly matter.

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Role Summary

The Fontana Warehouse & Yard Operations Supervisor is responsible for overseeing all warehouse, receiving, finished good shipments, yard, and material request operations supporting the Fontana manufacturing facility. This role ensures accurate receiving, inspection, inventory transactions, material staging, yard organization, and replenishment activities while maintaining alignment between physical inventory and ERP system accuracy.

The role also acts as the operational lead for all Fontana warehouse support functions including Receiving, Cable Cage, Tool Crib, VMI programs, inter-site material transfers, and outdoor yard material management.

This position partners closely with Production, Manufacturing Engineering, Material Planning, Inventory Control, and Supply Chain leadership to ensure material availability, proper storage practices, accurate inventory transactions, and safe/organized facility operations.

1. Warehouse Operations Leadership

Responsible Areas

• Receiving Department
• Shipping Finished Goods
• Cable Cage Operations
• Tool Crib Operations
• VMI Programs
• Inter-Site Material Transfers
• Yard Material Operations
• Production Material Staging Support

Core Responsibilities

• Lead daily warehouse and yard operations for the Fontana facility
• Coordinate workload and priorities across warehouse support functions
• Ensure timely execution of receiving, put-away, staging, and replenishment activities
• Monitor operational performance and resolve workflow bottlenecks
• Ensure alignment between warehouse activities and production schedules
• Support labor prioritization based on production demand and material urgency
• Supervise all outbound shipments of finished goods

2. Receiving & Inbound Material Management

Scope Includes:

• Raw materials
• Structural steel
• Sheet metal
• Supplier deliveries
• Outside service returns (paint, blasting, fabrication, etc.)
• Inter-site transfers and staging

Responsibilities

• Ensure all inbound materials are properly received and documented
• Validate packing slips, certifications, and shipping documentation
• Ensure ERP transactions are completed accurately and timely
• Coordinate inspection and material verification activities
• Ensure all documentation is scanned and attached within ERP systems
• Validate quantity, condition, and material identification accuracy
• Escalate shortages, damages, or discrepancies immediately
• Ensure proper material labeling and traceability standards are maintained
• Ensure proper verification and inspection of inter site transfers and assignment to production lines

3. Yard Operations & Outdoor Material Control

Core Objective

Establish and maintain a controlled, organized, and transactionally accurate outdoor yard operation.

Responsibilities

• Own organization and operational control of all outdoor yard inventory
• Ensure all yard materials have:
  • defined locations,
  • identification,
  • ERP visibility,
  • and physical accountability
• Maintain material within yard layout standards and location mapping
• Support implementation and sustainment of 5S yard standards
• Coordinate with Manufacturing Engineering and Production leadership on:
  • space allocation,
  • staging zones,
  • traffic flow,
  • and storage optimization
• Ensure outdoor storage practices protect material condition and traceability
• Monitor aging inventory and unused material accumulation
• Drive cleanup and organization initiatives across the yard
• Inspect staging areas to ensure materials released to production are in designated areas and clearly marked for assigned project
• Inspect and address unmarked and improperly staged materials and get them into alignment working with production leads
  

Operational Boundary

• Production owns movement of active WIP/material already released into production
• Yard Operations owns custody and staging of material prior to production release and consumption
• Yard Operations acts as auditor for production released WIP being organized effectively within designated spaces

4. Material Staging & Production Support

Responsibilities

• Coordinate material staging activities for upcoming production demand in alignment with the Material Planning team's request to support production
• Support development and execution of pick list requests
• Ensure material is staged accurately and on time for production teams
• Coordinate replenishment activities for production areas
• Assist Material Planning and Production teams with shortage resolution
• Support Kanban replenishment and floor inventory support activities
• Ensure staging locations remain organized and transactionally accurate

5. Cable Cage, Tool Crib & VMI Oversight

Responsibilities

• Oversee cable cage inventory organization and material control
• Ensure controlled issuance and replenishment processes are followed
• Oversee tool crib accountability and organization
• Coordinate vendor-managed inventory (VMI) programs
• Ensure VMI suppliers maintain agreed inventory levels and service expectations
• Monitor Kanban systems and replenishment effectiveness

6. Shipment of Finished Goods

• Ensure adherence to heavy load/unload procedures are followed
• Coordinate load readiness with production, quality and logistics
• Confirm all proper documentation is ready and reviewed with Driver during loading
• Coordinate with Quality team for photos of secured load

Ensure all documentation is signed by all parties required and t

What you'll receive for the great work you provide:

• Full range of medical, dental, and vision plans
• Life Insurance
• Short-term and Long-term Disability
• Matching 401(k) Contributions
• Vacation and Paid Sick Time
• Tuition Reimbursement

Application Deadline:

Applications for this job position will be accepted for at least five days following the job posting start date below and continuing until the end date below or until the position is filled. This posting may close sooner due to application volume.

The base pay range for this position is provided below. The final base rate offered will be determined using job-related, non-discriminatory criteria, including but not limited to experience, qualifications, geographic location, education, external market data, and internal equity.

Is Sponsorship Available?

Crown is an Equal Opportunity Employer and employment selection decisions are based on merit, qualifications, and abilities. We do not discriminate based on: age, race, religion, color, sex, national origin, marital status, sexual orientation, gender identity, veteran status, disability, pregnancy status, or any other status protected by law. We're happy to provide reasonable accommodations to those with a disability for assistance in the application process. Please email accessibility@flex.com and we'll discuss your specific situation and next steps (NOTE: this email does not accept or consider resumes or applications. This is only for disability assistance. To be considered for a position at Crown, you must complete the application process first).