1

Lab Assistant Jobs in Lares, PR (NOW HIRING)

QA Formulation Lab Tech II

Juana Diaz, PR · On-site

$18.50 - $24.50/hr

The incumbent will be in charge for the preparation of the formulation used for the manufacture of contact lenses. Also is accountable for the use of Laboratory Instruments operative systems and ...

QA Formulation Lab Tech II

Juana Diaz, PR · On-site

$18.50 - $24.50/hr

The incumbent will be in charge for the preparation of the formulation used for the manufacture of contact lenses. Also is accountable for the use of Laboratory Instruments operative systems and ...

Phlebotomist

Ponce, PR · On-site

$16.50 - $20.75/hr

Follow infection control, HIPAA, and VA policies * Assist with specimen processing and lab support tasks Qualifications * Minimum 6 months phlebotomy experience * Experience in a healthcare or ...

Phlebotomist

Utuado, PR · On-site

$16 - $20/hr

Follow infection control, HIPAA, and VA policies * Assist with specimen processing and lab support tasks Qualifications * Minimum 6 months phlebotomy experience * Experience in a healthcare or ...

Phlebotomist

Mayaguez, PR · On-site

$17 - $21.25/hr

Follow infection control, HIPAA, and VA policies * Assist with specimen processing and lab support tasks Qualifications * Minimum 6 months phlebotomy experience * Experience in a healthcare or ...

Phlebotomist

Arecibo, PR · On-site

$14.75 - $18.25/hr

Follow infection control, HIPAA, and VA policies * Assist with specimen processing and lab support tasks Qualifications * Minimum 6 months phlebotomy experience * Experience in a healthcare or ...

Create and update microbiology lab procedures and support investigations such as OOS, NCPR, and ... area. * Assist with method and equipment validation, including trend analysis of historic data.

Create and update microbiology lab procedures and support investigations such as OOS, NCPR, and ... area. * Assist with method and equipment validation, including trend analysis of historic data.

Manufacturing Operator I -Lyo

Anasco, PR · On-site

$17.25 - $20.75/hr

Contact QC lab to coordinate the sampling and testing of materials. 21. Propose revisions to ... assist and train others, flexible and able to work overtime. • Make effective use of work time ...

Lab Assistant information

See Lares, PR salary details

$9

$19

$28

How much do lab assistant jobs pay per hour?

As of Aug 19, 2026, the average hourly pay for lab assistant in Lares, PR is $19.21, according to ZipRecruiter salary data. Most workers in this role earn between $15.72 and $21.92 per hour, depending on experience, location, and employer.

What is a lab assistant?

As a laboratory assistant or lab technician, you are responsible for helping scientists conduct experiments in a laboratory environment. You may be asked to prepare, clean, and maintain lab equipment and log readings and results. Your responsibilities may also include performing basic analyses of samples and recording results accurately. Your responsibilities will vary based on the type of lab you work in, but compliance with protocols and commitment to safety and accuracy are critical in any lab.

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

To thrive as a Lab Assistant, you need a basic understanding of laboratory procedures, safety protocols, and often an associate degree or relevant coursework in science. Familiarity with laboratory information management systems (LIMS), standard lab equipment, and proper sample handling techniques is typically required. Attention to detail, strong organizational skills, and effective teamwork are essential soft skills for this role. These skills ensure accurate results, maintain lab safety standards, and support smooth laboratory operations.

What are some common challenges faced by lab assistants, and how can they be managed effectively?

Lab Assistants often encounter challenges such as managing multiple tasks under tight deadlines, maintaining strict adherence to safety protocols, and ensuring the accuracy of data collection. To manage these effectively, it's important to stay organized, communicate proactively with supervisors and colleagues, and remain attentive to details when handling samples or preparing equipment. Many labs offer training on safety and procedures, so taking advantage of these resources can help new hires adapt quickly and perform confidently in their roles.

What is the difference between Lab Assistant vs Medical Laboratory Technician?

AspectLab AssistantMedical Laboratory Technician
Required CredentialsHigh school diploma or equivalent; on-the-job trainingAssociate degree in medical laboratory technology or related field
Work EnvironmentHospitals, clinics, research labsHospitals, diagnostic labs, healthcare facilities
Job ResponsibilitiesAssist with sample collection, prepare specimens, maintain lab equipmentPerform complex tests, analyze samples, report results
Industry UsageCommonly used in healthcare and research settingsPrimarily in medical diagnostics and healthcare

While both roles support laboratory operations, Medical Laboratory Technicians perform more advanced testing and require specialized education. Lab Assistants typically handle basic tasks and support lab staff, making them entry-level positions in healthcare labs.

How much does a lab assistant get paid?

Lab assistants typically earn between $25,000 and $40,000 annually, depending on experience, location, and the specific industry or laboratory setting. Entry-level positions may start lower, while those with specialized skills or certifications can earn higher wages. Pay can also vary based on full-time or part-time status and the complexity of tasks performed.

What exactly does a lab assistant do?

A lab assistant supports laboratory operations by preparing samples, maintaining equipment, recording data, and ensuring safety protocols are followed. They often work under the supervision of scientists or technicians and may need knowledge of lab procedures and basic scientific techniques.

What qualifications do I need to be a lab assistant?

To become a lab assistant, candidates typically need a high school diploma or equivalent; some positions may require postsecondary education or relevant coursework in science. Basic knowledge of laboratory procedures, attention to detail, and familiarity with lab equipment are important. Certifications such as OSHA safety training can also be beneficial.

What cities near Lares, PR are hiring for Lab Assistant jobs?

Cities near Lares, PR with the most Lab Assistant job openings:

QA Formulation Lab Tech II

Cooper Companies

Juana Diaz, PR • On-site

$18.50 - $24.50/hr

Full-time

Posted 5 days ago


Job description

The incumbent will be in charge for the preparation of the formulation used for the manufacture of contact lenses. 

Also is accountable for the use of Laboratory Instruments operative systems and equipment. Responsibilities are to be performed in compliance with good laboratory practices, QSR, PAL, ISO 13485 regulations and safety and environmental regulations.

Experience:

  • At least three years of experience in Medical Device, Quality Laboratory and laboratory equipment (Viscometer, Karl Fisher, colorimeter, etc.)

Education:

  • Bachelor's degree in a chemistry or science

Essential Functions & Accountabilities:

  • Prepares the monomer formulation as per applicable procedures.
  • Supports all manufacturing lines providing the monomer formulation as required.
  • Prepares pronto files.
  • Performs equipment verification.
  • Performs temperature monitoring.
  • Complies with good laboratory practices, QSR and ISO 13485.
  • Complies with safety and environmental regulations.
  • Participates in laboratory investigations.
  • Cleans laboratory glassware and equipment use during the mixing process.
  • Responsible to organize raw materials and segregate products in the freezer accordingly.
  • Reports usage of raw materials in BPCS.
  • Performs inventory of the monomer formulation in production area.
  • Performs periodically inventory of components.
  • Reviews of documentation.
  • Notifies laboratory supplies and equipment inventory needs to perform analysis.
  • Performs chemical analysis of monomer mixture (i.e. water content, absorbance, color, viscosity).
  • Trains personnel when necessary.
  • Coordinate the disposal of any unused materials, contaminated materials, or out of specification product.
  • Performs and reports work in a safe and organized manner
  • Stay current on all job related or function related information and/or training.
  • Challenges equipment performance verification.
  • Generates NCRs.
  • Notifies laboratories supplies and equipment inventory needs to perform analysis.
  • Complies and Maintain 6S (ROLESS) in the Formulation Laboratories Area.

Quality System Responsibilities

  • Complies with the Quality System Regulation (QSR).
  • Executes job responsibilities as established in the Standard Operating Procedures (SOP).
  • Follows the documentation procedures.
  • Completes training for the qualification and certification, as required, to execute the job.

Environmental, Occupational Health and Safety Responsibilities

  • Embraces, supports and aligns with corporate social responsibility policies while complying with applicable environmental, health and safety laws, regulations, procedures and corporate standards.
  • Notifies conditions, near misses, accidents and incidents including environmental, that occurred in site's premises to prevent or eliminate any risk or exposure.
  • Communicates any process changes that may impact Environmental, Health, Safety and Sustainability aspects to ensure compliance with regulatory obligations including protection of people and the environment.
  • Promotes a safe and environmentally friendly workplace.

Travel: 

N/A

Qualifications

Knowledge, Skills, and Abilities:

  • Able to work with minimum supervision.
  • Dynamic and self-starter.
  • Able to work overtime if necessary.
  • Able to read and understand simple instruction in languages, English and Spanish.
  • Applies communication skills to work as a team group.
  • Needs to apply analytical skills.
  • Complies with the Quality System Regulation (QSR) and ISO 13485.
  • Executes job responsibilities as established in the Standard Operating Procedures (SOP).
  • Knowledge and compliance with Good Laboratory Practices (GLP) and safety knowledge and reagents management as per SDS.
  • Knowledge and skills in analytical equipment.
  • Knowledge in chemistry instruments and troubleshooting (Viscometer, Karl Fischer, Colorimeter, etc.)
  • Good technical writing skills
  • Leadership skills
  • Teamwork oriented
  • Initiative and problem-solving skills
  • Able to work overtime if necessary, with minimum supervision.
  • Computer skills (i.e. Excel, Word, PowerPoint, etc.)
  • Good interpersonal skills at all levels
  • Highly motivated, self-starter, and responsible person

Work Environment:

  • The noise level in the work environment is usually moderate.
  • Needs to walk, stand, use hands to finger, handle, or feel; sit and reach with arms; lift and/or move up to 50 pounds; requires close vision.
  • Utilizes reading, writing, speaking skills, analytical capacity and judgment to solve problems.
  • Applies communication skills to perform work and speaks clearly and persuasively in positive or negative situations.
  • Incumbent could be exposed to fumes of chemicals.

    "Estamos comprometidos con la igualdad de oportunidades laborales independientemente de la raza, el color, la ascendencia, la religion, el sexo, el origen de nacionalidad, la orientacion sexual, la edad, la ciudadania, el estado civil, la discapacidad, el genero, la identidad o expresion de genero o la condicion de veterano. Estamos orgullosos de ser un lugar de trabajo con igualdad de oportunidades".