Multi-Site Supply Chain Manager

About IonQ:

IonQ, Inc . [NYSE: IONQ] is the world’s leading quantum platform and merchant supplier - delivering integrated quantum solutions across computing, networking, sensing, and security. IonQ’s newest generation of quantum computers, the IonQ Tempo, is the latest in a line of cutting-edge systems that have been helping customers and partners including Amazon Web Services, and AstraZeneca achieve 20x performance results and accelerate innovation in drug discovery, materials science, financial modeling, logistics, cybersecurity, and defense. In 2025, the company achieved 99.99% two-qubit gate fidelity, setting a world record in quantum computing performance .

Headquartered in College Park, Maryland, IonQ has operations in California, Colorado, Massachusetts, Tennessee, Washington, Italy, South Korea, Sweden, Switzerland, Canada, and the United Kingdom. Our quantum computing services are available through all major cloud providers, while we also meet the needs of networking and sensing customers across land, sea, air, and space. IonQ is making quantum platforms more accessible and impactful than ever before.

• Location: Manufacturing Site (Geneva), Hybrid
• Travel: 40% domestic and international.
• Job ID: 1921

The Role:

We are looking for a Multi-Site Supply Chain Manager and MRP/ERP Specialist to join our IonQ Quantum Networking & Security Operations Team. As a Supply Chain Manager, you will be part of a cross-functional international team whose mission is to lead IonQ on its journey to build the world’s best quantum computers to solve the world’s most complex problems.

In this role, you will be responsible for ensuring reliable production planning and material availability across all division products and programs including Quantum Networking & Security projects while managing and optimizing ERP/MRP processes across multiple manufacturing sites. Working as a core member of the division production leadership team, you will lead a team of planner and warehouse specialists driving standardization and best practices. You will collaborate closely with Manufacturing Managers, Sales, Procurement, and Finance. The ideal candidate is process-minded, structured problem-solver with a bias for action, and strong cross-functional communicator in an international multi-site environment.

Responsibilities :

SIOP & Supply Planning

Receive the sales forecast from the Sales/Commercial team across all division and validate it for completeness, consistency, and feasibility before use in planning.

Translate customer demand and validated forecasts into capacity, and material plans across the sites ensuring alignment between Manufacturing, Procurement and Finance.

Lead the demand and supply review identifying gaps between demand material availability, and inventory targets, and developing mitigation scenarios and recommendations for the Senior Operations Director.

Coordinate closely with the Procurement function on material availability, supplier lead times, supply risks, and constraints, ensuring that key risks and potential shortages are identified early and incorporated into SIOP scenarios.

Define and optimize inventory targets and policies in line with SIOP objectives, balancing customer service and revenue requirements with working capital, excess inventory, and obsolescence risks.

Own and monitor key SIOP and Supply Chain KPIs: On Time Delivery (OTD), capacity utilization, inventory turns, and lead times.

Team Leadership

Lead and develop a distributed team of demand planning and warehouse/stock specialists, setting clear goals while fostering a culture of data-driven decision-making and continuous improvement (Lean/Six Sigma mindset).

Establish common ways of working, tools, and standards across sites to unify the supply chain function at division level.

MRP / ERP Management

Act as subject matter expert for the MRP/ERP system regarding demand planning capabilities, and drive improvements to configuration, workflows, and data quality.

Partner with IT/business systems teams on ERP upgrades, patches, and enhancements affecting planning modules across all sites; lead UAT (user acceptance testing) for planning-related system changes.

Finance Reporting

Prepare and deliver a monthly production and delivery forecast to Finance to support anticipation of next month's revenues.

Partner with Finance on monthly sales forecasts (revenue and volume implications), budget and variance analysis (actual vs. forecast/budget) at division level.

Plan and coordinate the annual physical inventory count at each site ensuring accuracy and working with Finance to reconcile results against ERP records.

Requirements:

Master’s degree in industrial engineering, Supply Chain Management, or related field required;

8+ years of progressive supply chain experience focused on demand/supply planning in a manufacturing environment. Experience in the electronics industry preferred.

Experience operating across multiple sites and ability to standardize processes and drive alignment across locations

3+ years of experience in leading a team

Strong analytical and statistical data handling skills; advanced Excel required.

Deep, hands-on expertise in MRP/ERP systems (SAP, Oracle, Microsoft Dynamics) is required

Solid knowledge of finance/costing concepts (standard costing, inventory valuation, working capital, etc)

Fluent in French and English (written and spoken) required, given the international, cross-functional nature of the role

Structured problem-solving and data-driven decision-making

Cross functional influence and clear communication to Senior Leadership and Finance Stakeholders.

Compensation will vary based on individual factors such as education, qualifications, and experience of the final candidate(s), specific office location, and calibration against relevant market data and internal team equity. Posted base salary figures are subject to change as new market data becomes available. Our benefits include comprehensive medical, dental, and vision plans, matching 401(k), unlimited PTO and paid holidays, parental/adoption leave, legal insurance, and a home technology stipend. Details of participation in these benefit plans will be provided when a candidate receives an offer of employment.

At IonQ, we believe in fair treatment, access, opportunity, and advancement for all while striving to identify and eliminate barriers. We empower employees to thrive by fostering a culture of autonomy, productivity, and respect. We are dedicated to creating an environment where individuals can feel welcomed, respected, supported, and valued.

We are committed to equity and justice. We welcome different voices and viewpoints and do not discriminate on the basis of race, religion, ancestry, physical and/or mental disability, medical condition, genetic information, marital status, sex, gender, gender identity, gender expression, transgender status, age, sexual orientation, military or veteran status, or any other basis protected by law. We are proud to be an Equal Employment Opportunity employer.

US Technical Jobs. The position you are applying for will require access to technology that is subject to U.S. export control and government contract restrictions. Employment with IonQ is contingent on either verifying “U.S. Person” (e.g., U.S. citizen, U.S. national, U.S. permanent resident, or lawfully admitted into the U.S. as a refugee or granted asylum) status for export controls and government contracts work, obtaining any necessary license, and/or confirming the availability of a license exception under U.S. export controls. Please note that in the absence of confirming you are a U.S. Person for export control and government contracts work purposes, IonQ may choose not to apply for a license or decline to use a license exception (if available) for you to access export-controlled technology that may require authorization, and sim