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Supplier Development Engineer

Kelly Services

Sunnyvale, CA 94089 • 9/17/2026

Engineering , Professional , Transportation

Job Description

Job Description

Supplier Development Engineer

Sunnyvale, CA | 100% Onsite
$45–$48/hour, based on relevant experience

1-Year Contract | Potential extension or conversion to full time employee

Up to 15% travel

Kelly Engineering is seeking a Supplier Development Engineer to support a global molecular diagnostics organization in Sunnyvale.

This opportunity is ideal for an engineer with experience in molecular diagnostics, PCR/assays, reagents, chemicals, or regulated medical-device/biotech manufacturing. You will serve as the technical connection between internal R&D, Quality, Manufacturing, and outside suppliers that provide critical materials used in diagnostic testing.

What You’ll Do

  • Assess, qualify, and support new and existing suppliers of chemical, biological, and quality-control materials
  • Investigate supplier-related material or performance issues and drive root-cause and corrective-action activities
  • Support supplier capability assessments, technical quality evaluations, and supplier improvement projects
  • Develop specifications and control plans for critical materials and components
  • Support qualification and validation of new or alternate suppliers
  • Manage supplier changes, including specifications, performance requirements, and change orders
  • Partner with internal R&D, Product Transfer, Quality, and Manufacturing teams to ensure materials perform as required
  • Track supplier performance metrics and use data to recommend improvement actions
  • Travel to supplier locations as needed, up to 15%

What We’re Looking For

  • Bachelor’s degree in Molecular Biology, Biochemistry, Biomedical Engineering, Chemical Engineering, or a related field preferred
  • 2+ years of relevant experience in supplier engineering, supplier quality, manufacturing engineering, process engineering, or technical operations
  • Experience with molecular diagnostics, IVD, PCR, assays, reagents, biological materials, chemicals, or medical-device consumables strongly preferred
  • Experience working directly with suppliers on technical performance, qualifications, validation, material issues, or process improvements
  • Knowledge of regulated manufacturing environments, including GMP, ISO, design control, validation, CAPA, corrective action, or change control
  • Experience with control plans, risk assessments/pFMEA, nonconforming material, functional testing, or production/manufacturing processes
  • Strong communication skills and ability to work across technical teams

Apply today to learn more.



As part of our promise to talent, Kelly supports those who work with us through a variety of benefits, perks, and work-related resources. Please note: The following benefits reflect Kelly's general offerings. Eligibility may vary by assignment, location, and job type. Kelly offers eligible employees voluntary benefit plans including medical, dental, vision, telemedicine, term life, whole life, accident insurance, critical illness, a legal plan, and short-term disability. As a Kelly employee, you will have access to a retirement savings plan, service bonus and holiday pay plans (earn up to eight paid holidays per benefit year), and a transit spending account. In addition, employees are entitled to earn paid sick leave under the applicable state or local plan. Click here for more information on benefits and perks that may be available to you as a member of the Kelly Talent Community.

Why Kelly® Engineering?

Your engineering skills are in demand, but how do you find the right fit? Easy. At Kelly Engineering, our team creates expert talent solutions to solve the world’s most critical challenges. We connect you with leading organizations where you can collaborate on innovative projects, work with cutting-edge technologies and accelerate your growth. Whether you prefer the variety and flexibility of short-term projects or are looking for a long-term opportunity, we’re here to guide you to the next step in your engineering career.


About Kelly

Work changes everything. And at Kelly, we’re obsessed with where it can take you. To us, it’s about more than simply accepting your next job opportunity. It’s the fuel that powers every next step of your life. It’s the ripple effect that changes and improves everything for your family, your community, and the world. Which is why, here at Kelly, we are dedicated to providing you with limitless opportunities to enrich your life-just ask the 300,000 people we employ each year.

Kelly is committed to providing equal employment opportunities to all qualified employees and applicants regardless of race, color, sex, sexual orientation, gender identity, religion, national origin, disability, veteran status, age, marital status, pregnancy, genetic information, or any other legally protected status, and we take affirmative action to recruit, employ, and advance qualified individuals with disabilities and protected veterans in the workforce. Requests for accommodation related to our application process can be directed to the Kelly Human Resource Knowledge Center. Kelly complies with the requirements of California’s state and local Fair Chance laws. A conviction does not automatically bar individuals from employment. Kelly participates in E-Verify and will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S.

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