Principal Mechanical R&D Engineer

Cardinal Health • Hazelwood, MO • 8h ago

Job Summary

The Principal Engineer is a individual contributor who leads mechanical and electromechanical design for medical device development programs. This role is intended for a hands-on technical leader with strong mechanical aptitude, advanced SolidWorks capability, and practical injection molded plastic part design experience. The successful candidate will guide complex designs from concept through launch while mentoring engineers, improving design quality, and supporting manufacturable, reliable, and compliant products.

Responsibilities

Lead mechanical architecture and detailed design of electromechanical medical device systems, mechanisms, housings, plastic components, and assemblies.

Create, review, and release production-intent CAD models, assemblies, and engineering drawings using SolidWorks and applicable drafting standards, including GD&T.

Apply design-for-manufacturing principles for injection molded plastic components, including draft, wall sections, ribs, bosses, snap-fits, parting lines, gating considerations, shrinkage, ejection, and cosmetic requirements.

Lead technical reviews, tolerance analysis, design risk assessment, DFMEA input, root-cause investigations, and engineering change activities.

Collaborate with Quality, Regulatory, Manufacturing Engineering, Operations, Marketing, Supply Chain, suppliers, molders, toolmakers, and contract manufacturers.

Support proto@type builds, verification and validation testing, reliability activities, production transfer, and launch readiness.

Act as a technical mentor for engineers and designers in mechanical design, SolidWorks modeling discipline, drawing quality, GD&T, DFM, and production-focused problem solving.

Qualifications

Bachelor's degree in mechanical engineering or similar preferred

Advanced degree is desired

Preferred certifications: DFSS, SolidWorks (CSWA, CSWP, etc.)

4+ years of relevant mechanical or electromechanical product development experience.

Advanced SolidWorks skills are required

Knowledge of FDA Quality System Regulations (21 CFR 820), ISO 13485, and GMP standards preferred

Strong mechanical aptitude with demonstrated ability to solve complex mechanism, assembly, tolerance, material, manufacturing, and system integration problems.

Experience with motor integration, torque analysis, mechanism design, drive systems, durability, reliability, DOE, and test method development preferred

Significant injection molding experience, including production-intent plastic part design and direct interaction with tooling, molding, or manufacturing partners.

Experience with supplier collaboration, first article inspections, process validation support, and production transfer.

Experience creating engineering drawings and applying GD&T and tolerance analysis to support robust product performance.

Ability to work independently, influence technical direction, mentor others, and communicate complex technical concepts clearly to technical and non-technical audiences.

Anticipated salary range : $94,900 - $135,600

Bonus eligible : No

Benefits : Cardinal Health offers a wide variety of benefits and programs to support health and well-being.

Medical, dental and vision coverage

Paid time off plan

Health savings account (HSA)

401k savings plan

Access to wages before pay day with myFlexPay

Flexible spending accounts (FSAs)

Short- and long-term disability coverage

Work-Life resources

Paid parental leave

Healthy lifestyle programs

Application window anticipated to close : 8/23/26*if interested in opportunity, please submit application as soon as possible.

The salary range listed is an estimate. Pay at Cardinal Health is determined by multiple factors including, but not limited to, a candidate's geographical location, relevant education, experience and skills and an evaluation of internal pay equity.

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Candidates who are back-to-work, people with disabilities, without a college degree, and Veterans are encouraged to apply.

Cardinal Health supports an inclusive workplace that values diversity of thought, experience and background. We celebrate the power of our differences to create better solutions for our customers by ensuring employees can be their authentic selves each day. Cardinal Health is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, religion, color, national origin, ancestry, age, physical or mental disability, sex, sexual orientation, gender identity/expression, pregnancy, veteran status, marital status, creed, status with regard to public assistance, genetic status or any other status protected by federal, state or local law.

To read and review this privacy notice click here (https://www.cardinalhealth.com/content/dam/corp/email/documents/corp/cardinal-health-online-application-privacy-policy.pdf)

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