RCS /
History

1949

RENTON COIL SPRING COMPANY ESTABLISHED

RCS opens its doors a few blocks away from The Boeing Company headquarters in Renton, WA

1979

TITANIUM SPRINGS

RCS pioneers the development of Beta-C Titanium as a spring material alongside Boeing and McDonald Douglas

1998

ISO 9001 CERTIFICATION

Renton Coil Spring's Quality Management System earns ISO 9001 Certification

1999

RELOCATION TO CURRENT FACILITY

RCS upgrades to a new 46,000 square foot facility, just a few blocks away from the original factory

2001

MOTORSPORT EXPANSION
 
RCS expands into the motorsport market to provide cutting edge products for high performance racing applications

2015

FAA MRO CERTIFICATION

Renton Coil Spring Company earns certification from the FAA as an approved MRO facility

2026

EASA MRO CERTIFICATION

Renton Coil Spring Company earns certification from EASA as an approved MRO facility

RCS / 
Leadership

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Chuck Pepka

Chairman of the Board

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Katherine Pepka

CEO / President

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Andy Knebel III

COO

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Todd Lantz

Production VP

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Kyle Cabaya

Sales and Marketing Manager

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Chris Bengtson

Quality Manager

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Dave Kragh

Engineering Manager

RCS /
Careers

Manufacturing Associate

We're looking for a motivated Manufacturing Associate to join our production team!

In this hands-on role, you'll learn to manufacture titanium and steel compression springs while developing a wide range of production, inspection, and quality skills. The ideal candidate is a self-starter who is dependable, detail-oriented, and eager to grow in a precision manufacturing environment. If you take pride in quality work and are ready to build a long-term career, we want to hear from you!

RCS /
Careers

Aerospace CNC Machinist

We're looking for a highly motivated and skilled Machinist to join our team!

In this role, you'll support production by building and manufacturing parts hands-on. The ideal candidate is a self-starter who is dependable, works with a sense of urgency, and thrives both independently and while managing multiple tasks at once. If you take pride in quality craftsmanship and love working with your hands, we want to hear from you! 

RCS /
Careers

MRO Planning & Customer Coordinator

Renton Coil Spring (RCS) is seeking a highly organized and customer-focused MRO Planning & Customer Coordinator to support our growing Maintenance, Repair & Overhaul business. This role serves as the main point of contact for MRO customers, coordinating repair orders from receipt through delivery while ensuring exceptional communication, responsiveness, and execution.

The ideal candidate thrives in a fast-paced environment where priorities shift quickly and customers rely on rapid, accurate updates. Turnaround time is the major KPI for this division of RCS, so dependability, clear communication, follow-through and time management are exceptionally important. This position requires strong attention to detail, and the ability to coordinate effectively across customer service, production, engineering, quality, purchasing, and shipping.

RCS /
Careers

Auto Coiling Journeyman

RCS is seeking a journeyman level automatic spring coiler. Applicant must have experience with single-point CNC, and mechanical 1, 11, 12, and 125 size machines (.006"-.275").  Must be competent producing torsion, compression, and extension style springs.  Experience with wire forming quill type machines is a plus.

We are a lean shop (typical runs are 20 to 500 parts), so experience with standardized setup and quick changeovers is required.

A minimum of 5 years of setup experience is required. Compensation is at the top end of the pay scale for this position and a relocation package will be considered for a qualified individual.

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Shipping Address

Renton Coil Spring Company
425 S 7th St
Renton, WA 98057 USA

Mailing Address

Renton Coil Spring Company
PO Box 880
Renton, WA 98057 USA

General Contact

info@rentoncoilspring.com
Phone: 425-255-1453
Fax: 425-228-0780

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