Inventory and Purchasing Lead

Ion Optix is a small, international company that builds scientific instruments. We are looking for someone who wants to take ownership of our inventory and purchasing, while helping us build more structure, clarity, and reliability in how we operate.

The goal of this role is to create a more reliable and scalable inventory and purchasing setup, where stock is accurate, parts are available on time, and processes are clearly structured and documented.

This is not just an execution role. You will:

• build and improve structured, documented processes (SOPs)
• take ownership of inventory accuracy and inventory health (e.g. stock levels / inventory days)
• work across operations, purchasing, and finance
• combine hands-on work with system ownership and improvement

Location:

Westwood, MA
⏰

Hours:

20 hours / week spread out flexibly
Salary: $35K / Year

Your job:

Inventory

• Receive and verify shipments in our ERP software (Odoo)
• Maintain accurate stock levels and locations
• Reduce discrepancies and improve structure
• Improve stock organization and part identification

Purchasing

• Create and manage purchase orders based on demand forecasts and inventory targets
• Order parts via vendor portals
• Follow up on deliveries and delays
• Maintain pricing, tariffs, and delivery dates

Operations

• Support manufacturing processes in our ERP System (Odoo)
• Improve workflows and data quality
• Assist with associated financial transactions
• Writing and documenting Standard Operating Procedures

What we're looking for:

• Structured and detail-oriented
• Thinks in systems, not silos.
• Comfortable with excel and software systems (Odoo experience is a plus)
• Hands-on mindset (desk + operational work), able to physically handle boxes up to 40 lbs
• Proactive and takes ownership, while understanding the complexity at hand
• Able to communicate effectively
• Someone legally authorized to work in the US without requiring sponsorship for employment visa status (e.g., H-1B, O-1, etc.)

➕ Nice to have:

• Experience with inventory, purchasing, or logistics
• Experience working with ERP systems, specifically Odoo
• Experience in a technical or manufacturing environment

About the team

We are a small, hands-on team where people take ownership and help each other. We work in a non-corporate environment and understand the importance of balancing work and personal life. Many people have been with us for 10–20+ years, which says a lot about how we work together.

Our goal is simple: help scientists see deeper and discover faster, while building a company people are proud to work for.

Work Authorization
Please note that this position is based in the United States and requires legal authorization to work in the U.S. At this time, we are not able to provide visa sponsorship for this role.