Proponent

Currently Hiring

About the company

proponent |prəˈpōnənt|

Noun: an advocate; a champion; a supporter.

Proponent is the new name for the combined company formed by Kapco Global, Avio-Diepen and their subsidiaries.

With 115 years of collective experience supporting the MRO, OEM and commercial airline markets, Proponent is the world’s largest independent aerospace distributor.

For us, proponent is a one-word mission statement.

It represents the value we place on relationships and championing our suppliers, our customers, our employees and each other.

We know you need a partner to deliver high-quality aircraft parts, global scale & partnerships, and reliable on-time performance — and these are important parts of our business.

But we think you deserve more from your aerospace distributor.

You deserve expertise, you deserve flexibility, you deserve creativity — you deserve a true partner.

We are Proponent, and we work hard to be that partner.

We’re invested in your success – literally! Proponent is proudly a 100% employee-owned company, with 600 staff operating out of 12 facilities in 8 countries across the globe.

From the warehouse floor to the boardroom, we are working for you.

Open jobs

Browse and apply for open jobs at Proponent.

3 jobs found

Product Line Manager optimizing development and performance of aerospace chemicals and lubricants. Building relationships with key supplier stakeholders in a high - flying independent distributor.

Hybrid Role
BreaUnited StatesManager
$100,000 - $120,000 per year

Continuous Improvement Engineer supporting global implementation of continuous improvement initiatives at Proponent. Collaborating across California, Singapore, and Amsterdam warehouses to enhance processes and efficiencies.

Hybrid Role
BreaUnited StatesEngineer
$70,000 - $90,000 per year