Aerospace Buyer - OSP & Supplier Relations

Vanderhorst Brothers, Inc.; California, Northern (MO, KY); Hybrid; USD 71,000 - 76,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

401(k) match

Paid time off

Holidays

Shift differential

Discretionary bonus

Job summary

RTCA is seeking a Buyer to join our Chatsworth, CA team. This full-time, on-site role supports Outside Processing purchases and cross-functional teams to maintain part flow, cost, and compliance in a fast-paced aerospace environment.

The ideal candidate has 2–5 years in purchasing, strong vendor relations, PO management, and experience with ERP/MRP systems to input and track purchasing data while ensuring safety and regulatory adherence.

Qualifications

• 2–5 years in purchasing or supply chain, preferably in aerospace or manufacturing.
• Independently manages routine OSP POs and vendor communications.
• Supports quote activities for Estimating and ensures timely return of processed parts.
• Assists in supplier selection and participates in performance reviews.
• Troubleshoots discrepancies in invoicing, delivery, and documentation with minimal oversight.

Responsibilities

• Working a full-time, onsite position at our Chatsworth, CA location.
• Source and maintain relationships with vendors and processors that meet aerospace standards for quality, lead time, and cost.
• Create, manage, and track Purchase Orders (POs) for outside services such as heat treating, anodizing, NDT, passivation, and painting.
• Evaluate supplier quotations and lead time to support purchasing decisions and quoting efforts.
• Assist in cost containment and reduction by negotiating pricing and monitoring supplier performance.
• Collaborate with Shipping/Receiving to manage logistics and documentation for outgoing and incoming OSP parts.
• Review shortage reports daily to ensure Just-In-Time (JIT) support for operations.
• Resolve discrepancies in supplier invoices, deliveries, and documentation in coordination with Accounting and Receiving.
• Support the Estimating department by sourcing pricing that aligns with customer specs, terms, and timelines.
• Quickly develop a working knowledge of the company’s MRP/ERP system to input, update, and manage purchasing data.
• Ensure adherence to all company, state, and federal safety and compliance policies.
• Performs other duties as assigned.

Skills

Purchasing experience

Vendor communications

OSP PO management

MRP/ERP familiarity

Tools

MRP/ERP system

Job description

RTCA is seeking a Buyer to join our Chatsworth, CA team. This full-time, on-site role supports Outside Processing purchases and cross-functional teams to maintain part flow, cost, and compliance in a fast-paced aerospace environment.

The ideal candidate has 2–5 years in purchasing, strong vendor relations, PO management, and experience with ERP/MRP systems to input and track purchasing data while ensuring safety and regulatory adherence.