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3PL Customer Success Manager Flexport · Atlanta Warehouse; Chicago Warehouse; Dallas Warehouse; New York City, New York, United States; Phillipsburg Warehouse; San Bernardino Warehouse
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Flexport

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3PL Customer Success Manager

🗓️ Posted 2026-08-28 Atlanta Warehouse; Chicago Warehouse; Dallas Warehouse; New York City, New York, United States; Phillipsburg Warehouse; San Bernardino Warehouse Hybrid Manufacturing Transport Logistics
💰 Salary Not shared 📊 Market 6,000 EUR–9,000 EUR/mo

About the Company

At Flexport, we believe global trade can move the human race forward. That's why it's our mission to make global commerce so easy there will be more of it. We're shaping the future of a 10T industry with solutions powered by innovative technology and exceptional people. Today, companies of all sizes-from emerging brands to Fortune 500s-use Flexport technology to move more than 19B of merchandise across 112 countries a year. The recent global supply chain crisis has put Flexport center stage as we continue to play a pivotal role in how goods move around the world. We are proud to have the support of the best investors in the game who believe in our mission, solutions and people.

About the Job

The 3PL Operations Customer Success Manager acts as the crucial operational bridge between Flexport's e-commerce and retail clients and our warehouse fulfillment teams. You ensure SLA compliance, manage onboarding, and drive client retention by translating complex supply chain metrics into actionable business value. It's a client-facing, cross-functional role, and you'll be a key voice in how Flexport delivers on its commitments to fulfillment clients.

Role & Responsibilities

  • ● Be the client's day-to-day point of contact, connecting them with warehouse, inventory, and tech teams to resolve fulfillment issues.
  • ● Serve as Flexport's primary POC for assigned 3PL/4PL partners, inspecting sites and holding them accountable for SLAs on receiving, shipping, inventory accuracy, and packing quality.
  • ● Coach teams of 30 to 100 at partner facilities and drive corrective action when needed.
  • ● Share SNOP forecasts with partners and confirm labor and capacity plans align to demand.
  • ● Review and approve 3PL/4PL invoices and resolve discrepancies with partner teams.
  • ● Ensure partners follow Flexport SOPs and use our WMS correctly; troubleshoot system issues on the ground and reinforce best practices through hands-on support and training.
  • ● Guide new merchants through WMS and OMS integration for a smooth transition into Flexport's fulfillment network.
  • ● Deliver client-facing reports on inventory turns, shipping volume, and logistics efficiency to guide business reviews.
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  • ● Own high-pressure escalations involving inventory loss, delayed shipments, or compliance fines, resolving quickly and communicating transparently with clients.
  • ● Build long-term client trust through consistent operational reliability.
  • ● Document how Flexport works with 4PL partners, including processes, escalation paths, and performance standards.

Requirements

  • ● 3+ years of hands-on experience in a warehouse, fulfillment, or 3PL/4PL operations environment, with working knowledge of floor-level workflows.