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Weekend Microbiologist Jobs in California (NOW HIRING)

Astrix Inc

Microbiologist

Chino, CA · On-site

$30/hr

Wednesday-Sunday or Tuesday-Saturday | 1st or 2nd Shift (Availability to work weekends when needed ... Perform microbiology testing on bulk samples, finished products, raw materials, and other samples ...

Nivagen Pharmaceuticals

Microbiologist

Sacramento, CA · On-site

Microbiologist (Full Time) At Nivagen as a Microbiologist you will be responsible for ensuring that pharmaceutical products meet quality standards during the manufacturing process. This role involves ...

People First Employment

Microbiologist

Ontario, CA · On-site

$30/hr

We are seeking a QA Microbiologist to support a well-established food manufacturing facility in Ontario, CA. This is an excellent opportunity for an experienced microbiology professional who enjoys ...

Nivagen Pharmaceuticals

Microbiologist

Sacramento, CA · On-site

Microbiologist (Full Time) At Nivagen as a Microbiologist you will be responsible for ensuring that pharmaceutical products meet quality standards during the manufacturing process. This role involves ...

United States Army

Microbiologist

Long Beach, CA

Army Microbiologists (71A): Providing Research and Solutions on a Global Level Passionate about Microbiology and seeking ways to prevent the spread of infectious diseases? The U.S. Army offers ...

United States Army

Microbiologist

Fremont, CA

Army Microbiologists (71A): Providing Research and Solutions on a Global Level Passionate about Microbiology and seeking ways to prevent the spread of infectious diseases? The U.S. Army offers ...

United States Army

Microbiologist

Fontana, CA

Army Microbiologists (71A): Providing Research and Solutions on a Global Level Passionate about Microbiology and seeking ways to prevent the spread of infectious diseases? The U.S. Army offers ...

United States Army

Microbiologist

Thousand Oaks, CA

Army Microbiologists (71A): Providing Research and Solutions on a Global Level Passionate about Microbiology and seeking ways to prevent the spread of infectious diseases? The U.S. Army offers ...

United States Army

Microbiologist

Santa Clarita, CA

Army Microbiologists (71A): Providing Research and Solutions on a Global Level Passionate about Microbiology and seeking ways to prevent the spread of infectious diseases? The U.S. Army offers ...

United States Army

Microbiologist

San Diego, CA

Army Microbiologists (71A): Providing Research and Solutions on a Global Level Passionate about Microbiology and seeking ways to prevent the spread of infectious diseases? The U.S. Army offers ...

United States Army

Microbiologist

Irvine, CA

Army Microbiologists (71A): Providing Research and Solutions on a Global Level Passionate about Microbiology and seeking ways to prevent the spread of infectious diseases? The U.S. Army offers ...

BioPhase Solutions

Microbiologist

Los Angeles, CA · On-site

$20 - $30/hr

The Microbiologist is responsible for performing microbiological testing, validating microbiological method suitability, update related microbiological SOPs and method procedures, coordinating ...

United States Army

Microbiologist

Berkeley, CA

Army Microbiologists (71A): Providing Research and Solutions on a Global Level Passionate about Microbiology and seeking ways to prevent the spread of infectious diseases? The U.S. Army offers ...

United States Army

Microbiologist

Roseville, CA

Army Microbiologists (71A): Providing Research and Solutions on a Global Level Passionate about Microbiology and seeking ways to prevent the spread of infectious diseases? The U.S. Army offers ...

United States Army

Microbiologist

Fairfield, CA

Army Microbiologists (71A): Providing Research and Solutions on a Global Level Passionate about Microbiology and seeking ways to prevent the spread of infectious diseases? The U.S. Army offers ...

United States Army

Microbiologist

Corona, CA

Army Microbiologists (71A): Providing Research and Solutions on a Global Level Passionate about Microbiology and seeking ways to prevent the spread of infectious diseases? The U.S. Army offers ...

United States Army

Microbiologist

Riverside, CA

Army Microbiologists (71A): Providing Research and Solutions on a Global Level Passionate about Microbiology and seeking ways to prevent the spread of infectious diseases? The U.S. Army offers ...

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All JobsMicrobiologist JobsWeekend Microbiologist JobsWeekend Microbiologist Jobs in California

Weekend Microbiologist information

See California salary details

$16

$30

$48

How much do weekend microbiologist jobs pay per hour?

As of Jul 27, 2026, the average hourly pay for weekend microbiologist in California is $30.85, according to ZipRecruiter salary data. Most workers in this role earn between $24.66 and $34.66 per hour, depending on experience, location, and employer.

What is the highest paid microbiologist?

The highest paid microbiologists are often those in executive or specialized roles, such as microbiology directors or research scientists in pharmaceutical or biotech companies, with salaries exceeding $100,000 annually. Advanced degrees, extensive experience, and certifications can contribute to higher earnings in this field.

What are Weekend Microbiologists?

Weekend Microbiologists are laboratory professionals who work primarily on weekends to conduct microbiological testing and analysis. Their responsibilities include identifying and studying microorganisms such as bacteria, viruses, fungi, and parasites in various samples. These specialists often work in clinical, environmental, or industrial labs to support ongoing research or ensure quality control when standard weekday staff are off-duty. Weekend Microbiologists help maintain continuous laboratory operations and ensure timely results for urgent cases or critical processes.

Will AI replace microbiology?

AI is unlikely to fully replace microbiologists, as their expertise is essential for interpreting complex data, designing experiments, and ensuring laboratory safety. While AI tools can assist with data analysis and automation, microbiologists' critical thinking and hands-on skills remain vital in the field.

Are microbiologists in high demand?

Microbiologists are in steady demand across healthcare, research, and environmental sectors due to ongoing needs for disease control, diagnostics, and scientific advancement. Employment opportunities often require laboratory skills, relevant certifications, and a strong understanding of microbiological techniques. Job growth is expected to be steady as biological sciences continue to expand.

What are the typical responsibilities and challenges faced by a Weekend Microbiologist?

As a Weekend Microbiologist, you will generally be responsible for conducting laboratory tests, analyzing samples, and ensuring that results are accurate and delivered on time, often with reduced weekday support staff. One challenge is managing time-sensitive testing and troubleshooting equipment issues independently, as technical or supervisory resources may be limited during weekends. Collaboration with other weekend staff, such as lab technicians or quality control personnel, is essential to maintain workflow and compliance with safety protocols. This role is ideal for professionals who are comfortable with autonomy, effective communication, and multitasking in a fast-paced laboratory environment.

What are the key skills and qualifications needed to thrive as a Weekend Microbiologist, and why are they important?

To thrive as a Weekend Microbiologist, you need a solid background in microbiology, laboratory techniques, and typically a bachelor's degree in microbiology or a related field. Familiarity with laboratory information management systems (LIMS), aseptic techniques, and equipment such as autoclaves and microscopes is essential. Keen attention to detail, strong problem-solving skills, and the ability to work independently are important soft skills for this role. These abilities ensure accurate test results, maintain laboratory safety standards, and support efficient weekend operations when resources may be limited.

What is the difference between Weekend Microbiologist vs Weekend Laboratory Technician?

AspectWeekend MicrobiologistWeekend Laboratory Technician
CredentialsBachelor's in Microbiology or related field, possibly certificationAssociate's or Bachelor's in Laboratory Science or related field
Work EnvironmentMicrobiology labs, healthcare, or research facilitiesGeneral clinical or research laboratories
Job FocusMicrobial analysis, pathogen identification, quality controlSample processing, equipment maintenance, data recording

Weekend Microbiologists and Weekend Laboratory Technicians often work in similar lab environments and require related credentials. However, microbiologists focus on microbial testing and analysis, while technicians handle routine sample processing and lab support tasks. Both roles are essential in healthcare and research settings, with overlapping skills but distinct responsibilities.

How many hours do microbiologists work a day?

Microbiologists typically work full-time hours, usually around 40 hours per week, which often translates to 8 hours a day. However, depending on the laboratory or research setting, they may work additional hours or shifts to meet project deadlines or ensure continuous operations.
What are the most commonly searched types of Microbiologist jobs in California? The most popular types of Microbiologist jobs in California are:
What cities in California are hiring for Weekend Microbiologist jobs? Cities in California with the most Weekend Microbiologist job openings:
Weekend Microbiologist jobs near you
Infographic showing various Weekend Microbiologist job openings in California as of July 2026, with employment types broken down into 50% Part Time, and 50% Contract. Highlights an 100% In-person job distribution, with an average salary of $64,177 per year, or $30.9 per hour.
Microbiologist

Microbiologist

Astrix Inc

Chino, CA • On-site

$30/hr

Full-time, Contractor, Other

Posted yesterday

Job description

Pay Rate Low: 20 | Pay Rate High: 30
Position Overview
We are partnering with a dynamic organization to place a talented Microbiologist on a contract basis, with the opportunity to transition into a full-time role. This position is ideal for a detail-oriented scientist with hands-on microbiology laboratory experience who thrives in a structured, regulated manufacturing environment.
Shift: Wednesday-Sunday or Tuesday-Saturday | 1st or 2nd Shift (Availability to work weekends when needed) Pay: $20-$30/hr (5+ years of exp to qualify for $30/hr) Type: 6-Month Contract | Conversion Opportunity
What You'll Do
  • Perform microbiology testing on bulk samples, finished products, raw materials, and other samples sourced from the manufacturing floor.
  • Inoculate cells and execute various analytical procedures, including water activity testing and gram staining.
  • Apply aseptic techniques throughout all sample handling and instrumentation use.
  • Interpret test results accurately and apply sound scientific judgment.
  • Maintain thorough records and uphold good documentation practices (GDP) at all times.

What We're Looking For
  • Bachelor's degree in Microbiology, Biological Sciences, or a closely related field required.
  • Minimum of 1 year of industry microbiology experience required.
  • Proficiency in core microbiology techniques including Preservative Efficacy Testing (PET), Microbial Count Testing (MCT), and gram staining.
  • Working knowledge of USP 61 and USP 62 compendial standards.
  • Demonstrated use of aseptic techniques in a laboratory setting.
  • Proficiency in Microsoft Office Suite; LIMS experience a plus.
  • Strong written and verbal communication skills with a transparent, collaborative approach.
  • Ability to receive and integrate constructive feedback in a professional manner.
  • Weekend availability is required - candidates must be open to a Wednesday-Sunday or Tuesday-Saturday schedule.

This job description is a complete list of all desired skills, but not all are required. We strongly encourage candidates who have some of the skills to apply. We look forward to a conversation to learn more about you!
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