Design Engineer

SelectTech is seeking a Design Engineer III to join our innovative engineering team at our Springfield, OH facility. In this role, you will design and detail systems, subsystems, and components for both custom-built and standard product lines across aerospace and ground-based applications. Projects may involve mechanical, structural, cosmetic, EWIS (Electrical Wiring Interconnection Systems), electronics, and electro-mechanical systems.

This position requires expertise in electrical and mechanical design practices, knowledge of ASME drawing standards (GD&T), and strong skills in 3D modeling and 2D drafting using tools such as SolidWorks, Autodesk Inventor, Altium PCB Designer, and AutoCAD Electrical.

As a member of our team, you will embody and advance our core values: Deploy Faster, Operate with Confidence, and Design with Purpose.

What You’ll Do Design & Development

• Collaborate with engineering, production, and management teams to design systems for aerospace and ground-based platforms.
• Convert concepts into production-ready models and drawings using CAD software.
• Develop and interpret electrical schematics, circuit diagrams, and technical drawings.
• Ensure all designs meet safety, reliability, and performance standards.
• Analyze and document product performance against requirements.

Verification & Validation

• Review and validate the accuracy of drawings and schematics.
• Provide redline markups, corrections, and revisions to improve design efficiency.
• Ensure documentation is clear, accurate, and fully traceable.

Troubleshooting

• Partner with engineering and production teams to diagnose and resolve design and system issues.
• Use mechanical drawings and schematics to determine solutions for both mechanical and electronic systems.

Do you have experience in Managing projects?, * Bachelor’s degree in Mechanical Engineering or Electrical Engineering, OR 7-10 years of relevant industry experience in lieu of degree.

• Proficiency in 3D parametric design with Autodesk Inventor or Dassault SolidWorks.
• Strong knowledge of materials properties, components, and hardware.
• Experience applying ASME standards and GD&T.
• Familiarity with ISO 9001/AS 9100 standards.
• Ability to work independently as well as collaboratively in a fast-paced environment.
• Strong documentation skills throughout the design lifecycle.
• Capable of managing multiple projects simultaneously.
• Must be eligible to obtain and maintain a Top Secret Security Clearance., At SelectTech, you’ll be part of a team that thrives on innovation and precision engineering. We challenge ourselves to deliver faster, operate with confidence, and design with purpose. If you’re passionate about engineering excellence and want to contribute to meaningful projects with real-world impact, we’d love to meet you.