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Weekend Chemistry Jobs in Riverside, CA (NOW HIRING)

AHMC Healthcare

Lab Chemistry Supervisor

Riverside, CA · On-site

$47/hr

Overview Responsible for reviewing the Chemistry workflow and assumes responsibility for results reported under his/her supervision. Responsible for maintaining the supplies and reagents in the ...

AHMC Healthcare

Lab Chemistry Supervisor

Riverside, CA · On-site

$47 - $51.48/hr

Responsible for reviewing the Chemistry workflow and assumes responsibility for results reported under his/her supervision. Responsible for maintaining the supplies and reagents in the department.

AHMC Healthcare

Lab Chemistry Supervisor

Riverside, CA · On-site

Overview Responsible for reviewing the Chemistry workflow and assumes responsibility for results reported under his/her supervision. Responsible for maintaining the supplies and reagents in the ...

Certified Group

Chemistry Lab Tech

Tustin, CA

$20 - $26.50/hr

Bachelor's degree in chemistry or related field * Minimum of 2 years of laboratory experience * Training in general laboratory practices preferred * Working knowledge of aseptic sampling technique ...

Certified Group

Chemistry Lab Tech

Tustin, CA

$21 - $24/hr

Bachelor's degree in chemistry or related field * Minimum of 2 years of laboratory experience * Training in general laboratory practices preferred * Working knowledge of aseptic sampling technique ...

Certified Group

Chemistry Lab Tech

Tustin, CA · On-site

$21 - $24/hr

Bachelor's degree in chemistry or related field * Minimum of 2 years of laboratory experience * Training in general laboratory practices preferred * Working knowledge of aseptic sampling technique ...

Abbott

Chemist I

Pomona, CA · On-site

Bachelor's degree in Chemistry, Biochemistry, Analytical Chemistry, Toxicology, or a related scientific discipline. * 0 to 2 years of analytical laboratory experience. * Basic understanding of ...

Cypress HCM

Production Chemist

Irvine, CA

$31/hr

Production Chemist This is an exciting opportunity to join a global, industry leading company. The Chemist will formulate products and intermediates utilizing biologicals and chemicals of varying ...

Kelly Services

Chemist

Irvine, CA

$34 - $38/hr

Bachelor's degree in Chemistry or a related discipline * 2-5+ years of experience in a chemistry laboratory, or equivalent combination of education and experience * 2-5+ years of experience with ...

Certified Group

Analytical Chemist

Tustin, CA

Labstat - A global leader in contract research and testing for nicotine, tobacco, cannabis, hemp, and next-generation products, with deep expertise in analytical chemistry and toxicology. * EAS ...

Certified Group

Analytical Chemist

Tustin, CA · On-site

BA/BS degree in Chemistry related field, or 2-3 year of relevant work experience * Knowledge of GMP GLP GDP * Strong relevant quantitative skills * High level of computer skills and familiarity with ...

Certified Group

Analytical Chemist

Tustin, CA · On-site

Labstat - A global leader in contract research and testing for nicotine, tobacco, cannabis, hemp, and next-generation products, with deep expertise in analytical chemistry and toxicology. * EAS ...

LGM Pharma, LLC

ATS CHEMIST III

Irvine, CA · On-site

$34 - $38/hr

Bachelor's degree in chemistry or related discipline. * 5+ plus years' experience in a chemistry laboratory, or equivalent combination of education and experience. * 5+ years' experience with ...

Optiq Health Labs

Analytical Chemist

Santa Ana, CA · On-site

Bachelor's degree in chemistry, biochemistry, biology, chemical engineering, or a related field. Relevant experience may be substituted for education. * At least two years of laboratory experience ...

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Showing results 21-40

All JobsChemistry JobsWeekend Chemistry JobsWeekend Chemistry Jobs in Riverside, CA

Weekend Chemistry information

See Riverside, CA salary details

$14

$23

$33

How much do weekend chemistry jobs pay per hour?

As of Aug 16, 2026, the average hourly pay for weekend chemistry in Riverside, CA is $23.22, according to ZipRecruiter salary data. Most workers in this role earn between $19.04 and $25.58 per hour, depending on experience, location, and employer.

What are some unique challenges faced by chemists working weekend shifts, and how can they be managed?

Chemists working weekend shifts often encounter challenges such as limited access to support staff, fewer colleagues on-site, and potential delays in obtaining approvals or materials. To manage these, it's important to plan experiments in advance, clearly communicate with weekday teams, and ensure all necessary resources are available before the weekend. Many organizations provide detailed shift handover protocols and remote support options to help weekend chemists address issues efficiently and maintain safety standards.

What is a weekend chemist?

A Weekend Chemist is a professional responsible for performing chemical analyses, experiments, and lab maintenance duties during weekends. They may work in academic, pharmaceutical, industrial, or environmental labs, supporting ongoing research or production processes outside of standard weekday hours. Weekend Chemists often ensure that critical experiments are monitored and that lab operations continue smoothly over the weekend. This role can be ideal for students, part-time workers, or those seeking flexible schedules.

What skills and qualifications are needed to thrive as a weekend chemist?

To thrive as a Weekend Chemistry Lab Technician, you need a solid understanding of chemical principles, laboratory procedures, and safety protocols, usually supported by at least an associate or bachelor’s degree in chemistry or a related field. Familiarity with analytical instruments such as spectrophotometers, chromatographs, and laboratory information management systems (LIMS) is typically required. Strong attention to detail, effective communication, and the ability to work independently during off-hours are vital soft skills. These qualifications ensure precise and safe experimentation, reliable data collection, and smooth lab operations outside standard workdays.

What is the difference between Weekend Chemistry vs Weekend Chemical Technician?

AspectWeekend ChemistryWeekend Chemical Technician
CertificationsTypically requires a chemistry degree or related certificationRequires a chemistry or chemical technician certification or associate degree
Work EnvironmentLaboratory settings, research facilities, or industrial labsLaboratory environments, manufacturing plants, or quality control labs
Industry UsageUsed across research, pharmaceuticals, and industrial sectorsCommon in manufacturing, quality assurance, and industrial processes

Weekend Chemistry and Weekend Chemical Technician roles share similar environments and certifications, often overlapping in industrial and laboratory settings. The main difference lies in the job scope, with chemists focusing more on research and analysis, while chemical technicians support manufacturing and quality control processes.

What are the most commonly searched types of Chemistry jobs in Riverside, CA?

The most popular types of Chemistry jobs in Riverside, CA are:

What are popular job titles related to Weekend Chemistry jobs in Riverside, CA?

For Weekend Chemistry jobs in Riverside, CA, the most frequently searched job titles are:

What job categories do people searching Weekend Chemistry jobs in Riverside, CA look for?

The top searched job categories for Weekend Chemistry jobs in Riverside, CA are:

What cities near Riverside, CA are hiring for Weekend Chemistry jobs?

Cities near Riverside, CA with the most Weekend Chemistry job openings:

Weekend Chemistry jobs near you

Lab Chemistry Supervisor

AHMC Healthcare

Riverside, CA • On-site

$47/hr

Full-time

Re-posted 9 days ago

AHMC Healthcare rating

7.1

Company rating: 7.1 out of 10

Based on 14 frontline employees who took The Breakroom Quiz

Job description

Overview
Responsible for reviewing the Chemistry workflow and assumes responsibility for results reported under his/her supervision. Responsible for maintaining the supplies and reagents in the department. Responsible for completion and accuracy of all Proficiency Testing surveys done in the department. Reviews and is responsible for department Q.C.
Qualifications
Possession of a valid Clinical Lab Scientist license issued by the state of California. Must demonstrate the ability to supervise and instruct personnel in one or more departments of the clinical lab. Must have a minimum of five years' experience and have demonstrated the capability of above average judgment and technical skills. Must have good interpersonal and organizational skills.

What AHMC Healthcare employees say

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About AHMC Healthcare

Sourced by ZipRecruiter

Caring for you and your loved ones is our top priority. We encourage our patients to be involved in the care process, and to communicate with our staff about their experience. From our admitting staff, to nurses, patient experience managers, and administration - we're here because we care. Physicians and facility staff are dedicated to achieving the highest level of clinical excellence. AHMC Healthcare hospitals have advanced diagnostics tools such as the MRI GE Signa HDxt1.5TMR system and the Toshiba Aquilon 128-slice CT scanner. Anaheim Regional Medical Center's Heart Center has the second largest volume of open heart surgeries in Orange County. Members of our Nursing staff have been recognized at the Hospital Heroes Awards and the SeniorServ Senior Care Hero Awards. Whichever AHMC Healthcare hospital you choose, you will be choosing a facility dedicated to delivering quality service and care.

Company size

5,001 - 10,000 Employees

Headquarters location

Alhambra, CA, US

Year founded

2004

Social media

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