Overnight Security Officer — Part-Time; Shrewsbury
Listed on 2026-11-04
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Security
Security Officer, Site Security, Unarmed Security
Charles River Laboratories, Inc. is seeking a PART TIME Security Officer for the Shrewsbury, MA site. The role runs Saturdays and Sundays, 6pm–6am (12 hrs) with a 15% differential.
Duties include visitor screening, access control, and patrols to ensure safety and security of employees and animals. Qualifications include a high school diploma or GED (Associates preferred), 2–3 years of security experience, and a valid driver’s license.
This is a strong opportunity to take on the Overnight Security Officer — Part-Time (Shrewsbury) role at Charles River Laboratories, Inc.
Please review the full job details above before applying.
If your experience matches this role, we encourage you to apply.
All applications are reviewed carefully by our team.
The position is based in Shrewsbury, MA, United States.
This opportunity is part of our work in Human Resources, Other.
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