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Quality Control Lab Technician

Round Rock, TX 78664

Posted: 04/07/2026 Job Category: Industrial Job Number: 55407110 Pay Rate: $22-25 / hour

Job Description

Sirius Staffing is seeking a QC Associate Scientist for a 6-month contract role in Round Rock, TX. Please contact Sirius today for more information.
 
The QC Associate Scientist will support our Quality Control team in daily laboratory operations. This is a hands-on, lab-based role focused on sample preparation, organization, and assisting scientists with a backlog of ongoing projects. This position is ideal for candidates with a background in chemistry or a related scientific field who are looking to gain valuable laboratory experience.
 
Schedule: 10a-7pm
 
Rate: 22-25hr.
 
Key Responsibilities:
  • Prepare samples for analytical testing following established procedures and protocols 
  • Handle, label, and track samples throughout the preparation process 
  • Perform sample weighing, dilutions, extractions, and other preparation techniques 
  • Maintain sample integrity and chain of custody documentation 
  • Support lab organization and maintain a clean workspace 
  • Clean and maintain laboratory glassware 
  • Order and receive laboratory chemicals and standards 
  • Assist QC Scientists with day-to-day operations and project support 
  • Conduct product testing, including analytical methods and secondary analysis 
  • Collaborate with scientists to complete testing and meet project timelines 
  • Manage assigned tasks efficiently to support development schedules 
  • Participate in training and assist with technical transfer activities 
  • Ensure compliance with safety protocols, including proper PPE usage 

Documentation Responsibilities:
  • Complete analytical forms and batch records related to projects 
  • Maintain accurate lab notebooks, logbooks, and documentation 

Qualifications:
  • High School Diploma required; bachelor’s degree in chemistry or related science preferred 
  • Prior laboratory experience is a plus 
  • Ability to read and follow standard operating procedures (SOPs) and safety data sheets (SDS) 
  • Strong attention to detail and organizational skills 
  • Comfortable working in a fast-paced, team-oriented lab environment 
 

Sirius Staffing is an equal-opportunity employer. All qualified applicants will receive consideration for employment without regard to characteristics such as race, color, national origin, religion, gender, age, marital status, disability, veteran status, citizenship status, sexual orientation, gender identity, or any other status protected by law.
 

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About Round Rock, TX

Explore exciting job opportunities in the vibrant Round Rock, Texas area! Nestled in the heart of the Lone Star State, Round Rock offers a perfect blend of cosmopolitan amenities and small-town charm, making it an ideal place for career growth and personal fulfillment. From the iconic Round Rock Premium Outlets to the renowned Dell Diamond stadium, there is no shortage of entertainment options in this bustling city. With its thriving arts scene, delicious Tex-Mex cuisine, and close proximity to the scenic Brushy Creek Regional Trail, Round Rock provides a unique and captivating backdrop for professionals looking to thrive in their careers. Dive into our job listings today and discover the endless possibilities that await you in this dynamic and welcoming community!