Senior Buyer – Contract Manufacturing jobs in United States
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Infinitum · 19 hours ago

Senior Buyer – Contract Manufacturing

Infinitum is revolutionizing the future of motors with their patented Aircore technology, and they are seeking a Senior Buyer to manage their domestic contract manufacturing network. This role involves end-to-end supply execution, negotiating pricing and supply agreements, and coordinating cross-functional stakeholders to ensure customer requirements are met.

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H1B Sponsor Likelynote

Responsibilities

Serve as the central coordinator for CM execution across stakeholders: Manufacturing, GTM, Engineering, Import/Export, Logistics, Quality
Own end-to-end order execution from PO placement through shipment readiness, delivery, receiving, and invoice alignment support (as applicable)
Create, issue, and manage purchase orders to CMs using NetSuite/Plex, including acknowledgements, schedule updates, pull-ins/push-outs, and past-due recovery
Coordinate with Mexico and US Manufacturing and Logistics to replenish the kanban of Infinitum’s consigned materials, align production readiness, shipment timing, and delivery confirmation
Ensure consigned components manufactured in Mexico are shipped, received, and available at CMs to support the agreed build schedule
Confirm CMs have sufficient inventory of CM-purchased components to meet production schedules and customer delivery requirements
Drive adherence to BOM/spec requirements by ensuring CMs are operating to the latest released documentation
Build and maintain strong commercial relationships with CM leadership and key functional contacts
Monitor and manage consigned inventory visibility and execution disciplines required to prevent build disruptions
Negotiate pricing, terms and conditions, and supply agreements with CMs as required to support continuity, competitiveness, and scalability
Drive cost improvement opportunities through structured quoting, benchmarking, and negotiation—aligned to business priorities
Establish and run an operating cadence (weekly readiness reviews, action logs, shortage trackers, escalation paths)
Apply project management fundamentals (RACI, critical path management, RAID logs, action tracking) to drive closure and protect customer commitments
Coordinate logistics for Infinitum-owned freight of motors into CMs
Partner with Fulfillment to ensure shipment readiness, dock scheduling, documentation accuracy, and exception management
Drive and report performance against top KPIs: OTIF, Cost, and Schedule Adherence
Coordinate with Engineering on ECO impacts to schedule, material readiness, substitutions, and documentation alignment

Qualification

ProcurementContract manufacturing managementERP/MRP toolsNegotiationOperational disciplineCross-functional coordinationElectromechanical assembliesPLM toolsBilingual English/SpanishClear communication

Required

7–10+ years of experience in procurement, contract manufacturing supply management, supply chain execution, or related manufacturing operations roles
Proven track record managing contract manufacturers and executing to production schedules and customer requirements
Strong negotiation experience with suppliers/CMs (pricing, terms, agreements)
Systems proficiency with ERP/MRP tools such as NetSuite and/or Plex; strong Excel capability
Experience coordinating cross-functional teams to drive deliverables without direct authority
Strong operational discipline: action tracking, stakeholder alignment, escalation judgment, and follow-through
Clear, concise communicator with the ability to influence at multiple organizational levels

Preferred

Experience in electromechanical assemblies, fans/blowers, motor-integrated products, or related manufacturing categories
Familiarity with PLM tools (Arena preferred) and working within structured ECO processes
Exposure to Mexico manufacturing interfaces and cross-site supply execution (Saltillo ↔ US CM network)
Bilingual English/Spanish is a plus

Benefits

Comprehensive Health Coverage (Medical/Dental/Vision)
Short-Term & Long-Term Disability Coverage
Health Savings Account (HSA) – includes employer contributions.
Flexible Spending Account (FSA) & Limited Purpose Flexible Spending Account
401(k) – Traditional and Roth
Open Paid Time Off (PTO)
12 Paid Holidays
Community give-back opportunities.
Career growth with exposure to cutting-edge manufacturing supply chain technologies.

Company

Infinitum

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Infinitum is setting the bar for the next generation of motors to be better for the planet – and for people.

H1B Sponsorship

Infinitum has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (2)
2024 (6)
2023 (3)
2022 (3)
2021 (2)

Funding

Current Stage
Late Stage
Total Funding
$457.7M
Key Investors
US Department of EnergyJust ClimateRiverstone Holdings
2024-10-22Grant· $34M
2024-07-16Series E· $35M
2023-11-01Series E· $221M

Leadership Team

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Ben Schuler
Founder and CEO
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Kevin Paprzycki
Chief Financial Officer
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Company data provided by crunchbase