Mechanical Engineer - Product Development

• Posted on September 21, 2026

Showing 1 location

Pontiac, IL, USA

• On-site
• Mechanical Engineering
• Full-Time
• Requisition #: MECHA
  001800

RFA Engineering (  ) 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.

Support new product development initiatives within a mechanical engineering and product validation environment. This role will focus on product design, development, testing, problem-solving, and engineering analysis activities related to complex mechanical systems and components.

• Support new product development (NPI) activities from concept through production release.
• Create and update 3D models and engineering drawings using Creo or similar CAD software.
• Participate in Design Failure Mode and Effects Analysis (DFMEA), validation planning, and product development reviews.
• Coordinate engineering analyses including tolerance stack-ups, sealing calculations, and bolted joint analyses.
• Work with suppliers to support component development and issue resolution.
• Plan, coordinate, and conduct component measurements, assembly activities, and validation testing.
• Investigate product failures and performance concerns using structured problem-solving methodologies such as 8D.
• Disassemble and inspect components following testing to evaluate performance and identify root causes.
• Compare pre-test and post-test measurements and document engineering findings.
• Collaborate with engineering, manufacturing, assembly, testing, and supplier teams to drive product improvements.
• Maintain and update engineering documentation and release packages.
• Present technical findings and project updates to engineering leadership and cross-functional stakeholders.

• Bachelor’s degree in Mechanical Engineering or a related engineering discipline.
• 2 plus years of demonstrated product development experience.
• Experience with mechanical design, product development, and engineering problem-solving.
• Proficiency with 3D CAD modeling and engineering drawing creation. (Creo preferred)
• Experience analyzing product or component failures and performing root cause analysis.
• Ability to read and interpret engineering specifications, drawings, and test results.
• Strong communication and collaboration skills with engineering, manufacturing, and validation teams.
• Ability to support prototype, pilot, and production builds in a hands-on environment.
• Strong analytical, troubleshooting, and problem-solving skills.

• Experience conducting Design FMEA activities.
• Experience with validation planning and reporting (DVP&R).
• Familiarity with product testing, measurement techniques, and laboratory environments.
• Comfortable using hand tools, microscopes, and precision measurement equipment.
• Experience with Product Lifecycle Management (PLM) systems such as Teamcenter.
• Experience with Creo or similar CAD platforms.

RFA Engineering has provided product development and engineering services to industry leading customers…