Facility Attendant (Vivarium Support)

Charles River Laboratories, Inc.
Waltham, MA

For 75 years, Charles River employees have worked together to assist in the discovery, development and safe manufacture of new drug therapies. When you join our family, you will have a significant impact on the health and well-being of people across the globe. Whether your background is in life sciences, finance, IT, sales or another area, your skills will play an important role in the work we perform. In return, we’ll help you build a career that you can feel passionate about.

Job Summary

We are seeking a Facility Attendant to join our Insourcing Solutions team, located in Waltham, MA. This opportunity comes with a $500 Sign on Bonus!!!

As the Facility Attendant, you will perform general housekeeping to maintain a clean SOP-compliant facility and provide support to vivarium operations as-needed.

Additional responsibilities include:

  • Remove trash, sweeps, mops and provides general cleaning and sanitization of all areas, including floors, corridors, stairwells, restrooms, necropsy, facility surgery clinic and procedure rooms. Performs said duties in other facilities as needed.
  • Clean and re-supplies bathrooms as needed.
  • Scrub down and sanitize rooms.
  • Transports equipment and supplies between rooms and facilities.
  • Assists in the repair and maintenance of cage wash equipment according to applicable SOPs.
  • Shares responsibility for maintaining appropriate inventory levels of housekeeping supplies.
  • Helps the Animal Care Technician II’s in completing husbandry duties as needed, helps Receiving and Cagewash Technicians as needed.
  • Adheres to all established safety procedures.
  • Performs all other related duties as assigned.

Job Qualifications

The required qualifications for the Facility Attendant are as follows:

  • High school diploma or GED.
  • Minimum of 6 months previous experience with housekeeping/sanitization duties and equipment; experience with the receipt and safe handling of chemicals, detergents, and disinfectants.
  • Minimum of 6 months experience at a lab animal facility performing cagewash, or animal care, or other related duties.
  • Experience with cagewash equipment and other large machinery preferred.

The pay range for this position is $21.00 to $22.50 USD per hour. Please note that salaries vary within the range based on factors including, but not limited to, experience, skills, education, certifications, and location.

About Insourcing Solutions
Charles River Insourcing Solutions℠ can streamline research by delivering operational and cost efficiencies through the strategic insourcing of GMP, GLP and non-GLP research services from discovery through safety assessment. Insourcing Solutions℠ provides you with the ability to maintain control of your facility and expertise while leveraging available space.


About Charles River
Charles River is an early-stage contract research organization (CRO). We have built upon our foundation of laboratory animal medicine and science to develop a diverse portfolio of discovery and safety assessment services, both Good Laboratory Practice (GLP) and non-GLP, to support clients from target identification through preclinical development. Charles River also provides a suite of products and services to support our clients’ clinical laboratory testing needs and manufacturing activities. Utilizing this broad portfolio of products and services enables our clients to create a more flexible drug development model, which reduces their costs, enhances their productivity and effectiveness to increase speed to market.

With over 20,000 employees within 110 facilities in over 20 countries around the globe, we are strategically positioned to coordinate worldwide resources and apply multidisciplinary perspectives in resolving our client’s unique challenges. Our client base includes global pharmaceutical companies, biotechnology companies, government agencies and hospitals and academic institutions around the world.

At Charles River, we are passionate about our role in improving the quality of people’s lives. Our mission, our excellent science and our strong sense of purpose guide us in all that we do, and we approach each day with the knowledge that our work helps to improve the health and well-being of many across the globe. We have proudly worked on 80% of the drugs approved by the U.S. Food and Drug Administration (FDA) in the past five years.

We’re committed to providing benefits that elevate your quality of life. Based on your position these may include: bonus/incentives based on performance, 401K, paid time off, stock purchase program, Health and wellness coverage, employee and family wellbeing support programs, and work life balance flexibility.

Equal Employment Opportunity

Charles River is an equal opportunity employer and is committed to providing equal employment opportunities for all qualified applicants and employees without regard to race, color, sex, religion, national origin, ancestry, age, mental or physical disability, family status, pregnancy, military or veteran status, or any other characteristic protected by federal, state, or local laws.

It is unlawful in some states (including Massachusetts) to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

If you are interested in applying to Charles River Laboratories and need special assistance or an accommodation due to a disability to complete any forms or to otherwise participate in the resume submission process, please contact a member of our Human Resources team by sending an e-mail message to [email protected]. This contact is for accommodation requests for individuals with disabilities only and cannot be used to inquire about the status of applications.

For more information, please visit

Posted 2025-12-30

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