Senior Inventory Control Jobs in Riverside, CA (NOW HIRING)

Collectors is the leading creator of innovative technology that provides value-added services for collectors worldwide. We grade, authenticate, vault, and sell millions of record-setting collectibles, all while modernizing and digitalizing the process to further our mission of helping collectors pursue their passions. We're always on the lookout for talented people to join our growing team.
Our services span collectible trading cards, autographs, comic books, coins, video games, event tickets, and memorabilia. Our subsidiaries include PSA, PCGS, Beckett, SGC, and Card Ladder.
Since our founding in 1986, we have graded and authenticated millions of items. We employ more than 3000 people across our headquarters in Santa Ana, California and offices in New Jersey, Texas, Florida, Japan, Shanghai, Hong Kong, Canada, Mexico, Germany, and France.
As part of our interview process, we request that candidates have their cameras on during video interviews. This helps foster meaningful conversation and allows us to create an experience that closely resembles our standard working environment. Certain interview steps may take place by phone. For remote roles, and at our discretion, candidates may be asked to participate in an on-site interview as part of the final stages of the process.
We understand there may be occasional circumstances requiring accommodation and are happy to discuss them as needed. Your recruiter will be able to clarify expectations and answer any questions you have.
We are looking for an experienced Supply Chain and Materials Manager to lead warehouse operations, as well as all activities related to planning, storing, and distributing materials needed for production. This role will own all processes and systems used to manage the flow and storage of goods, ensuring the right products are available at the right time and place, while minimizing costs and preventing issues like stockouts or overstocking. The goal for this position is to ensure the efficient receipt, storage, and distribution of materials, support production and procurement, and drive improvements in efficiency, safety, and cost control across the supply chain.
You'll report to our Director of Global Supply Chain and work from our Santa Ana, CA office. Travel to additional company locations is required up to 10% of the time.
Onsite Requirement:
This role requires you to be onsite in the office 5 days per week.
What You'll Do:
Warehouse & Materials Management

• Lead all daily warehouse operations, including receiving, storage, picking, packing, and shipping.
• Optimize warehouse layout, material flow, and storage systems to enhance efficiency, safety, and compliance.
• Manage the end-to-end flow of materials, from receiving to point-of-use or shipment, implementing initiatives to reduce costs and waste.
• Develop and oversee robust inventory control procedures, including cycle counting, and discrepancy reconciliation.
• Lead efforts to minimize stockouts, excess inventory, and obsolescence through accurate data and forecasting support.

Leadership

• Manage, train, and develop the warehouse team, promoting a culture of safety, accountability, and continuous improvement.
• Establish, monitor, and report on key performance indicators (KPIs) for warehouse and inventory functions.
• Collaborate with Production, Purchasing, and Finance to align on material needs, inventory levels, and cost controls.
• Identify and implement process improvements using Lean and Six Sigma methodologies to boost supply chain performance.
• Manage the departmental budget, focusing on expense control and cost-saving opportunities.
• Prepare and present performance reports and strategic recommendations to senior management.
• Lead by example and be a champion of all company policies, including safety, attendance & security.
• Embody our Values: Own warehouse and materials operations with a Collector Obsession, Lead With Integrity and Be Kind as you Bring Out the Best in Everyone; treat items with the care of Every Item is Special and Get It Right through rigorous inventory control; Start With Why to align KPIs and process changes; Seek Feedback Early and Often across Production, Purchasing, and Finance; Put the Skunk on the Table by surfacing risks before they escalate; and Play to Win the Game by driving Lean improvements that cut costs, prevent stockouts, and ensure on-time availability.

Who You Are:
(Required)

• Minimum of 7 years in supply chain/materials management, with at least 3 years in a management role overseeing warehouse and inventory
• Demonstrated knowledge of modern warehousing, inventory control, and materials management principles.
• Strong team management, problem-solving, and analytical skills.
• Advanced proficiency in Microsoft Excel, ERP systems (e.g., SAP, Netsuite), and Warehouse Management Systems (WMS).
• Experience implementing a new WMS or major ERP module.
• Experience with Lean, Six Sigma, and/or ISO/AS/TS standards.
• Excellent communication and ability to collaborate effectively across all organizational levels.

(Preferred)

• Master's degree (MBA or MS in Supply Chain Management).
• Lean or Six Sigma certification (Green or Black Belt).
• Experience in the manufacturing industry.

Physical Requirements:

• Bending and Twisting: Bending neck/waist, twisting neck/waist, and squatting.
• Computer Use: Typing, mouse work, and sitting and looking at a computer potentially for long periods of time.
• Exposure to Machinery: Exposure to machinery noise, which may include noise from forklifts, injection presses, or other machinery.
• Hand Use: Power gripping when using low-precision, high-impact hand tools that require significant force, such as hammer drills and torque wrenches.
• Hearing Requirements: Ability to hear alarms, signals, and verbal instructions.
• Lifting and Carrying: Ability to lift, carry, and move materials up to 75 pounds.
• Sitting or Standing: Ability to sit or stand for extended periods of time.
• Temperature and Humidity: Occasional exposure to warehouse environments without heating or cooling with fluctuations in temperatures and humidity.
• Walking: Ability to walk for long periods.

Salary Range: The salary range for this position is $105,000 - $138,000. Actual compensation on this range varies based on a variety of non-discriminatory factors, including location, job level, experience, and skill set. This role may be eligible for bonuses, commissions, or other forms of compensation, please ask your recruiter for details.
Reasons To Join Us:

• Health Insurance: All full-time employees are eligible to enroll in Medical, Dental, and Vision
• Additional Benefits: Full-time employees are eligible for fertility, commuter, and educational assistance benefits
• 401(K) Matching Plan: We are proud to offer a competitive 401k matching plan to our employees to support their future financial goals
• Vacation: All salaried employees are eligible for flexible time-off
• Holiday Pay: All regular, full-time employees are eligible for ten company paid holidays
• Employee Discounts: Employees receive discounts on select grading services for approved submissions
• Flexible Hours: Many of our teams offer flexible schedules with varying shifts and will work with you to accommodate your needs
• Fun Working Environment: Our team members are invited to participate in celebrations, holiday events, and team building activities

Qualified applications with arrest or conviction records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act.
Candidates must be authorized to work in the United States.
Collectors uses e-Verify to validate your ability to work legally in the United States.
We are aware that there are instances where individuals are receiving job offers that fraudulently allege to be from Collectors or one of our business units. This type of fraud can be carried out through false websites, through fake e-mails claiming to be from the company or through social media. We never ask for personal information such as your bank account, Social Security numbers or National IDs, nor do we send or request payments for the purchase of business-related equipment. If you suspect fraud, please reach out to people@collectors.com.
We are committed to equal employment opportunity regardless of race, color, ethnicity, ancestry, religion, national origin, gender, sex, gender identity or expression, sexual orientation, age, citizenship, marital or parental status, disability, veteran status, or other class protected by applicable law. We believe that a team that represents a variety of backgrounds, perspectives, and skills will better service the diverse community of collectors we support.
If you require an accommodation to apply or interview with us due to a disability or special need, please email people@collectors.com.
U.S. residents: for disclosures relating to personal information we collect during the employment application and recruitment process, please see our Privacy Notice for U.S. Applicants.
If you are based in California, you can read information for California residents here.