Yorkville, IL • (44.8 miles) • Full Time • 9/2/2026

Title: Sr CAD DesignerLocation: Naperville, ILCompensation: $50-58/hrBenefits: As a contract employee of Sterling, you are eligible to receive aFull Employee Benefits Packagethat includespaid time off, paid holidays, 3 medical plans to choose from, dental & vision plans, 401(k), and an Employee Stock Ownership (ESOP) plan.Must have Skill Set: 7+ years of mechanical CAD/design experience Advanced SolidWorks and AutoCAD proficiency 2D/3D mechanical design and production-ready drawing development Manufacturing or industrial design experience, including reverse engineering Overview: A leading manufacturing organization is seeking an experienced Mechanical CAD Designer to provide hands-on, on-site design and drafting support within a high-volume production facility. This role will support engin

Chillicothe, IL 61523 • (33.7 miles) • Full Time • 9/18/2026

RFA Engineering (www.rfamec.com) is an engineering service provider dedicated to delivering our clients with timely engineering support and expertise. We are seeking an entry-level to experienced candidate to become an integral part of our engineering team. The selected candidate will work with an experienced engineering staff using state-of-the-art engineering tools & processes. This position will operate onsite at our customer's world-class engineering and manufacturing facility.This is a full-time position with a full benefit package listed below that includesopportunitiesfor professional growth, direct hire by our customers, and additional opportunities within our own organization.Embedded Software EngineerThis position will develop, execute, and automate Hardware-in-the-Loop (HIL) val

Chillicothe, IL 61523 • (33.7 miles) • Full Time • 9/18/2026

RFA Engineering (www.rfamec.com) is an engineering service provider dedicated to delivering our clients with timely engineering support and expertise. We are seeking a growth-oriented candidate to become an integral part of our engineering team. The selected candidate will work with an experienced engineering staff using state-of-the-art engineering tools & processes. This position will operate hybrid with a minimum of 3 days a week at our customer's world-class engineering and manufacturing facility in Mossville, IL.This is a full-time position with a full benefit package listed below that includesopportunitiesfor professional growth, direct hire by our customers, and additional opportunities within our own organization.Systems EngineerThis position will apply the principles of computer s

Chillicothe, IL 61523 • (33.7 miles) • Full Time • 9/17/2026

RFA Engineering (www.rfamec.com) is an engineering service provider dedicated to delivering our clients with timely engineering support and expertise. We are seeking a growth-oriented candidate to become an integral part of our engineering team. The selected candidate will work with an experienced engineering staff using state-of-the-art engineering tools & processes. This position will operate onsite at our customer's world-class engineering and manufacturing facility in Mossville, IL.This is a full-time position with a full benefit package listed below that includesopportunitiesfor professional growth, direct hire by our customers, and additional opportunities within our own organization.Mechanical Engineer - CFD and Cooling SystemsAs a Mechanical Engineer, you will support the design, a

Chillicothe, IL 61523 • (33.7 miles) • Full Time • 9/15/2026

RFA Engineering(www.rfamec.com) is an engineering service provider dedicated to delivering our clients with timely engineering support and expertise. We are seeking an Entry Level candidate to become an integral part of our engineering team. The selected candidate will work with an experienced engineering staff using state-of-the-art engineering tools & processes. This position will operate onsite at our customer's world-class engineering and manufacturing facility.This is a full-time position with a full benefit package listed below that includesopportunitiesfor professional growth, direct hire by our customers, and additional opportunities within our own organization.Entry Level Mechanical EngineerThe selected candidate will work with an experienced engineering staff supporting the devel

Chillicothe, IL 61523 • (33.7 miles) • Full Time • 9/15/2026

RFA Engineering (www.rfamec.com) is an engineering service provider dedicated to delivering our clients with timely engineering support and expertise. We are seeking an entry-level to experienced candidate to become an integral part of our engineering team. The selected candidate will work with an experienced engineering staff using state-of-the-art engineering tools & processes. This position will operate onsite at our customer's world-class engineering and manufacturing facility.This is a full-time position with a full benefit package listed below that includesopportunitiesfor professional growth, direct hire by our customers, and additional opportunities within our own organization.Mechanical EngineerThe selected candidate will work with an experienced engineering staff supporting the d

Chillicothe, IL 61523 • (33.7 miles) • Full Time • 9/15/2026

RFA Engineering (www.rfamec.com) is an engineering service provider dedicated to delivering our clients with timely engineering support and expertise. We are seeking an entry level to experienced candidate to become an integral part of our engineering team. The selected candidate will work with an experienced engineering staff using state-of-the-art engineering tools & processes. This position will operate onsite at our customer's world-class engineering and manufacturing facilities.This is a full-time position with a full benefit package listed below that includesopportunitiesfor professional growth, direct hire by our customers, and additional opportunities within our own organization.Quality/Test EngineerThe selected candidate will work with an experienced engineering staff supporting q

Chillicothe, IL 61523 • (33.7 miles) • Full Time • 9/15/2026

RFA Engineering (www.rfamec.com) is an engineering service provider dedicated to delivering our clients with timely engineering support and expertise. We are seeking a growth-oriented candidate to become an integral part of our engineering team. The selected candidate will work with an experienced engineering staff using state-of-the-art engineering tools & processes. This position will operate hybrid with a minimum of 3 days a week at our customer's world-class engineering and manufacturing facility in Mossville, IL.This is a full-time position with a full benefit package listed below that includesopportunitiesfor professional growth, direct hire by our customers, and additional opportunities within our own organization.Systems EngineerThis position willapply the principles of computer sc

Chillicothe, IL 61523 • (33.7 miles) • Full Time • 9/15/2026

RFA Engineering (www.rfamec.com) is an engineering service provider dedicated to delivering our clients with timely engineering support and expertise. We are seeking an entry-level to experienced candidate to become an integral part of our engineering team. The selected candidate will work with an experienced engineering staff using state-of-the-art engineering tools & processes. This position will operate onsite at our customer's world-class engineering and manufacturing facility.This is a full-time position with a full benefit package listed below that includesopportunitiesfor professional growth, direct hire by our customers, and additional opportunities within our own organization.Embedded Software EngineerThis position is associated with the design and development of embedded software

Chillicothe, IL 61523 • (33.7 miles) • Full Time • 9/15/2026

RFA Engineering(www.rfamec.com) is an engineering service provider dedicated to delivering our clients with timely engineering support and expertise. We are seeking an entry to experienced level candidate to become an integral part of our engineering team. The selected candidate will work with an experienced engineering staff using state-of-the-art engineering tools & processes. This position will operate onsite at our customer's world-class engineering and manufacturing facility.This is a full-time position with a full benefit package listed below that includesopportunitiesfor professional growth, direct hire by our customers, and additional opportunities within our own organization.Electrical EngineerThe selected candidate will work with an experienced engineering staff supporting the de

Chillicothe, IL 61523 • (33.7 miles) • Full Time • 9/15/2026

RFA Engineering(www.rfamec.com) is an engineering service provider dedicated to delivering our clients with timely engineering support and expertise. We are seeking an Entry to Experienced Level candidate to become an integral part of our engineering team. The selected candidate will work with an experienced engineering staff using state-of-the-art engineering tools & processes. This position will operate onsite at our customer's world-class engineering and manufacturing facility.This is a full-time position with a full benefit package listed below that includesopportunitiesfor professional growth, direct hire by our customers, and additional opportunities within our own organization.Manufacturing EngineerThe selected candidate will work with an experienced engineering staff supporting man

Chillicothe, IL 61523 • (33.7 miles) • Full Time • 9/11/2026

RFA Engineering (www.rfamec.com) is an engineering service provider dedicated to delivering our clients with timely engineering support and expertise. We are seeking an entry-level to experienced candidate to become an integral part of our engineering team. The selected candidate will work with an experienced engineering staff using state-of-the-art engineering tools & processes. This position will operate onsite at our customer's world-class engineering and manufacturing facility.This is a full-time position with a full benefit package listed below that includesopportunitiesfor professional growth, direct hire by our customers, and additional opportunities within our own organization.Sr. Embedded Software EngineerThis selected candidate will apply the principles of computer science and ma

Chillicothe, IL 61523 • (33.7 miles) • Full Time • 9/9/2026

RFA Engineering(www.rfamec.com) is an engineering service provider dedicated to delivering our clients with timely engineering support and expertise. We are seeking an Entry-Mid Level candidate to become an integral part of our engineering team. The selected candidate will work with an experienced engineering staff using state-of-the-art engineering tools & processes. This position will operate onsite at our customer's world-class engineering and manufacturing facility.This is a full-time position with afull benefit packagelisted below that includesopportunitiesfor professional growth, direct hire by our customers, and additional opportunities within our own organization.Development/Research Engineer II The selected candidate will work with an experienced engineering staff supporting produ

Chillicothe, IL 61523 • (33.7 miles) • Full Time • 9/3/2026

RFA Engineering(www.rfamec.com) is an engineering service provider dedicated to delivering our clients with timely engineering support and expertise. We are seeking an experienced level candidate to become an integral part of our engineering team. The selected candidate will work with an experienced engineering staff using state-of-the-art engineering tools & processes. This position will operate onsite at our customer's world-class engineering and manufacturing facility.This is a full-time position with a full benefit package listed below that includesopportunitiesfor professional growth, direct hire by our customers, and additional opportunities within our own organization.Senior Electrical Engineer - Power ElectronicsThe selected candidate will support the development of advanced medium

Chillicothe, IL 61523 • (33.7 miles) • Full Time • 9/2/2026

RFA Engineering (www.rfamec.com) is an engineering service provider dedicated to delivering our clients with timely engineering support and expertise. We are seeking an experienced candidate to become an integral part of our engineering team. The selected candidate will work with an experienced engineering staff using state-of-the-art engineering tools & processes.Mechanical Engineer- FEA This position is responsible for performing structural and durability analysis to support the design and validation of mobile and off-highway equipment systems. The engineer will use finite element analysis (FEA) tools to evaluate structural performance, fatigue life, and durability, provide design recommendations, and collaborate with design and test teams to ensure products meet performance and reliabil

Pontiac, IL • (42.6 miles) • Full Time • 9/18/2026

RFA Engineering(www.rfamec.com) is an engineering service provider dedicated to delivering our clients with timely engineering support and expertise. We are seeking an Entry to Experienced Level candidate to become an integral part of our engineering team. The selected candidate will work with an experienced engineering staff using state-of-the-art engineering tools & processes. This position will operate onsite at our customer's world-class engineering and manufacturing facility.This is a full-time position with a full benefit package listed below that includesopportunitiesfor professional growth, direct hire by our customers, and additional opportunities within our own organization.Manufacturing EngineerThe selected candidate willapply engineering principles and manufacturing best practi

Pontiac, IL • (42.6 miles) • Full Time • 9/15/2026

RFA Engineering (www.rfamec.com) is an engineering service provider dedicated to delivering our clients with timely engineering support and expertise. We are seeking a growth-oriented candidate to become an integral part of our engineering team. The selected candidate will work with an experienced engineering staff using state-of-the-art engineering tools & processes. This position will be onsite at our client's Pontiac, IL facility working with their fuel injector systems.This is a full-time position with a full benefit package listed below that includesopportunitiesfor professional growth, direct hire by our customers, and additional opportunities within our own organization.Mechanical Test EngineerMechanical Test Engineer will support product development and validation activities for ne