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Pre-Weigher

Riverside, CA 92507

Posted: 09/14/26 Job Number: 1872796

Job Description

Now Hiring: Pre-weigher in Riverside, CA!



Location: Riverside, CA

Pay: $18.00 $22.00 per hour

Shifts: 1st & 2nd Shift Available

Industry: Cosmetics Manufacturing Aerosol, Hair Products & Makeup

Benefits: Medical, Dental, AD&D



Job Summary
We are seeking a detail-oriented Preweigher to join a fast-paced cosmetics manufacturing facility in Riverside. The Preweigher is responsible for accurately weighing, measuring, and preparing raw materials and ingredients according to production formulas and specifications.




Schedule
  • Monday Thursday: 4/10 schedule
  • 10+ hour shifts
  • Overtime: Mandatory
  • Overtime will include either Friday or Saturday, based on operational needs
  • Must be flexible to work extended hours and overtime as requiredResponsibilities
  • Accurately weigh and measure raw materials according to production formulas and batch instructions.
  • Verify ingredients, materials, lot numbers, quantities, and labels before weighing.
  • Follow established formulas, recipes, and production procedures.
  • Use scales, measuring equipment, and other tools to accurately prepare materials.
  • Maintain accurate records of weights, quantities, lot numbers, and batch information.
  • Ensure materials are properly identified and staged for production.
  • Double-check measurements and documentation to prevent errors.
  • Communicate discrepancies, damaged materials, or quality concerns to supervisors.
  • Maintain a clean and organized weighing area.
  • Follow all GMP, safety, quality, and company procedures.
  • Handle and move raw materials safely according to established procedures.
  • Assist Production and Quality Control teams as needed.




Qualifications
  • Previous experience as a Preweigher, Weigher, Compounder, Batch Maker, or similar manufacturing role preferred.
  • Manufacturing or production experience strongly preferred.
  • Experience in cosmetics, pharmaceutical, food, or chemical manufacturing is a plus.
  • Strong attention to detail and accuracy.
  • Ability to read and follow formulas, work instructions, and production documents.
  • Basic math skills, including measurements and weights.
  • Ability to accurately complete paperwork and production records.
  • Basic computer skills preferred.
  • Ability to work independently and as part of a team.
  • Must be able to work a 4/10 schedule and mandatory overtime.
  • Must be available to work either Friday or Saturday for overtime as required.




Physical Requirements
  • Ability to stand and walk for extended periods.
  • Ability to bend, stoop, kneel, reach, and move around the production area.
  • Ability to lift, carry, and move raw materials as required.
  • Ability to work around manufacturing equipment and production materials.
  • Must be able to wear required PPE.
  • Must be able to work safely in a fast-paced manufacturing environment.
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About Riverside, CA

Let your career shine in the vibrant city of Riverside, California! Embrace endless career growth opportunities surrounded by the picturesque landscapes of Mount Rubidoux and the iconic Mission Inn Hotel. Riverside's thriving job market and renowned institutions like the Riverside Art Museum and the Fox Performing Arts Center make it a perfect place to build your career. Explore job listings with us today and unlock the door to a fulfilling career in this charming city known for its citrus heritage, diverse culinary scene, and close proximity to attractions like the March Field Air Museum and the University of California, Riverside Botanic Gardens. Join us in Riverside and make your professional dreams a reality!