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Assembly Operator

Kelly Services

O'Fallon, MO 63368 • 9/9/2026

General , Skilled & Trades , Manufacturing

Job Description

Job Description

Assembly Operators – 1st Shift
Location:O’Fallon, MO
Pay Rate:$18/hr
Assignment Length:6 months (with potential overtime on Fridays)

Ready, set, go! Put your career in motion with a new opportunity in O’Fallon, MO. Join the Kelly® Professional & Industrial team as anAssembly Operatorswith one of the world’s leading medical manufacturing companies.

Shift Schedules (Monday - Thursday)
  • 5:30am – 4:00pm
  • 6:00am – 4:30pm
  • 5:45am – 4:15pm
    *Overtime on Fridays as needed.
Key Responsibilities
  • Assemble single-use microsurgical instruments for minimally invasive surgeries in ophthalmology and neurology.
  • Read, understand, and follow detailed work instructions.
  • Collaborate effectively as part of a manufacturing team.
  • Ensure products meet all quality criteria according to Standard Operating Procedures (SOPs).
  • Comply with FDA/CGMP regulations regarding traceability and safety.
  • Maintain a clean and organized work environment.
Required Qualifications
  • High School Diploma or equivalent.
  • Stable work history required.
  • Previous manufacturing or small parts assembly experience preferred.
  • Ability to read and write, perform basic math, and follow instructions.
  • Experience working with microscopes preferred (training available).
  • Proficient communication skills in English (verbal and written).
  • Reliable transportation required (no bus line available).
What Happens Next?

Once you apply, your skills and experience will be reviewed to determine if you’re a good fit for this opportunity. If this role isn’t the right fit, you’ll remain in our network for consideration on future rolesexpanding your career possibilities.

Apply today to start your journey as an Assembly Operator!



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.

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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.

Kelly may use AI-powered tools during the recruitment and hiring process. For full details, including how Kelly uses AI, your rights, and how to request a reasonable accommodation, visit the Recruitment Artificial Intelligence Notice.