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Laboratory Assistant Jobs in Puerto Rico (NOW HIRING)

PR

$18.75 - $25/hr

Kickstart Your Career as a Laboratory Technician II - Anasco, PR At Kelly Services , we're passionate about helping you find a job that truly works for you. How about this opportunity? We're looking ...

Laboratory Technician II- Anasco

Anasco, PR

$18.75 - $25/hr

Kickstart Your Career as a Laboratory Technician II - Anasco, PR At Kelly Services , we're passionate about helping you find a job that truly works for you. How about this opportunity? We're looking ...

Laboratory Technician

Barceloneta, PR

$16.50 - $22/hr

How about this one? We're seeking for Laboratory Technicians to work in the north region, in PR. With us, it's all about finding the job that's just right. This job might be an outstanding fit if you ...

PR · On-site

$13.50 - $14/hr

Accounting Assistant - $13.50- $14.00 Who are we ... For more than 26 years, CorePlus has provided Puerto Rico with anatomical pathology laboratory ...

PR · On-site

Accounting Assistant - $12.50 to $13.00 P/HR Who are we ... For more than 26 years, CorePlus has provided Puerto Rico with anatomical pathology laboratory ...

Phlebotomist

Ponce, PR · On-site

$16.50 - $20.75/hr

Position Overview Provide on-site phlebotomy services in a clinical setting, supporting laboratory ... Follow infection control, HIPAA, and VA policies * Assist with specimen processing and lab support ...

Phlebotomist

Arecibo, PR · On-site

$14.75 - $18.25/hr

Position Overview Provide on-site phlebotomy services in a clinical setting, supporting laboratory ... Follow infection control, HIPAA, and VA policies * Assist with specimen processing and lab support ...

Phlebotomist

San Juan, PR · On-site

$16.75 - $20.75/hr

Position Overview Provide on-site phlebotomy services in a clinical setting, supporting laboratory ... Follow infection control, HIPAA, and VA policies * Assist with specimen processing and lab support ...

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Showing results 1-20

Laboratory Assistant information

What is the difference between Laboratory Assistant vs Laboratory Technician?

AspectLaboratory AssistantLaboratory Technician
Required CredentialsHigh school diploma or equivalent; some roles may require certificationPost-secondary education, often a diploma or associate degree in laboratory technology
Work EnvironmentHospitals, clinics, research labs, educational institutionsMedical labs, research facilities, industrial laboratories
Job ResponsibilitiesAssisting with sample collection, preparing specimens, cleaning equipmentPerforming tests, analyzing samples, maintaining lab equipment
Common UsageOften entry-level, supporting technical staffMore technical, with independent testing responsibilities

Laboratory Assistants typically support laboratory operations with basic tasks and require minimal formal education. Laboratory Technicians perform more complex testing and analysis, often needing specialized training or certification. Both roles are essential in lab settings, but Laboratory Technicians usually have a higher level of technical responsibility.

Do you need qualifications to be a lab assistant?

Laboratory assistants typically need a high school diploma or equivalent, and some positions may require post-secondary education or certifications in laboratory techniques or related fields. Relevant skills include attention to detail, basic knowledge of laboratory equipment, and the ability to follow safety protocols.

What are laboratory assistants?

Laboratory assistants are professionals who support scientists, researchers, and lab technicians by performing routine tasks in laboratories. Their duties often include preparing and cleaning lab equipment, collecting and labeling samples, conducting basic experiments, and maintaining accurate records of their work. They play a crucial role in ensuring that laboratories run smoothly and efficiently, and their work helps facilitate scientific research and development. Laboratory assistants may work in a variety of settings, including hospitals, research institutions, and educational facilities.

What is the job of a Laboratory Assistant?

A Laboratory Assistant supports scientific research and experiments by preparing samples, maintaining lab equipment, recording data, and ensuring safety protocols are followed. They often work under the supervision of scientists or lab managers and may need knowledge of laboratory techniques and tools. The role typically requires attention to detail and adherence to safety standards.

What are some common challenges Laboratory Assistants face in maintaining accuracy and safety in their daily tasks?

Laboratory Assistants often encounter challenges such as managing multiple samples simultaneously while adhering to strict protocols for accuracy and contamination prevention. Ensuring proper labeling, handling hazardous materials safely, and maintaining detailed records are essential responsibilities that require attention to detail and strong time management skills. Collaboration with scientists and technicians is also important, as clear communication helps prevent errors and promotes a safe, efficient work environment. Staying up-to-date on safety procedures and laboratory best practices is key to overcoming these challenges.

How much does a lab assistant get paid?

Laboratory assistants typically earn between $25,000 and $45,000 annually, depending on experience, location, and the specific industry. Entry-level positions may start lower, while those with specialized skills or certifications can earn higher salaries. The role often requires familiarity with lab equipment and safety protocols.

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

To thrive as a Laboratory Assistant, you need a solid understanding of laboratory procedures, sample handling, and safety protocols, usually supported by a relevant science degree or certification. Familiarity with laboratory information management systems (LIMS), basic laboratory equipment, and safety certifications such as OSHA are typically required. Attention to detail, organization, and effective communication are crucial soft skills for maintaining accuracy and collaborating with team members. These abilities ensure reliable results, uphold safety standards, and support the overall efficiency and integrity of laboratory operations.

What do laboratory assistants do?

Laboratory assistants support scientific and medical research by preparing samples, maintaining lab equipment, recording data, and following safety protocols. They often work under the supervision of scientists or technicians and may need knowledge of laboratory techniques and tools. Their tasks help ensure accurate experiments and efficient lab operations.
What are the most commonly searched types of Laboratory jobs in Puerto Rico? The most popular types of Laboratory jobs in Puerto Rico are:
What are popular job titles related to Laboratory Assistant jobs in Puerto Rico? For Laboratory Assistant jobs in Puerto Rico, the most frequently searched job titles are:
What job categories do people searching Laboratory Assistant jobs in Puerto Rico look for? The top searched job categories for Laboratory Assistant jobs in Puerto Rico are:
What cities in Puerto Rico are hiring for Laboratory Assistant jobs? Cities in Puerto Rico with the most Laboratory Assistant job openings:
Infographic showing various Laboratory Assistant job openings in Puerto Rico as of July 2026, with employment types broken down into 84% Full Time, 8% Part Time, and 8% Temporary. Highlights an 100% In-person job distribution.
Medical Assistant, Research Assistant

Medical Assistant, Research Assistant

Headlands Research

San Juan, PR

$17.50 - $22.25/hr

Other

Medical, Dental, Vision, Life, Retirement, PTO

Posted 19 days ago


Job description

 Location: San Juan, PR | Site Name: CMR Center  | Full-Time  | Clinical Research

We're seeking a Medical Assistant for our clinical research site located in San Juan, PR. This role is ideal for someone with direct patient care experience who is eager to grow in clinical research and support high-quality study execution. The Research Assistant/Medical Assistant will work closely with Clinical Research Coordinators, investigators, study nurses, sponsors, and participants to assist with study preparation, participant visits, data entry, specimen handling, and general clinical research operations. This position requires strong organization, professionalism, attention to detail, and the ability to follow study protocols and Good Clinical Practice guidelines.

Type:  Regular Full-time Employee
Schedule:  Mondays through Fridays, 8:00am - 5:00pm
Location:  Onsite in San Juan, PR (no capabilities for remote or hybrid work)
Benefits:  Our benefits package for full-time employees includes health insurance (medical, dental, and vision), Health Savings Accounts (HSA) and Flexible Spending Accounts (FSA), Paid Time Off (PTO), a variety of disability, accident, and life insurance options, as well as many more.

What We Offer
  • Competitive pay + annual performance incentives
  • Medical, dental, and vision insurance
  • 401(k) plan with company match
  • Paid time off (PTO) and company holidays
  • A mission-driven culture focused on advancing medicine and improving patient outcomes
 Why Join Us?

You'll be part of a growing, mission-driven organization that values its people. At our core, we're committed to bringing innovative medical treatments to patients faster-while creating an environment where employees thrive. If you're passionate about clinical research and ready to make a difference, we'd love to hear from you.

Responsibilities:

  • Study Preparation and Coordination 
    • Prepare and maintain study documents, including source charts, study binders, regulatory binders, laboratory kits, and participant materials. 
    • Schedule and confirm participant appointments, including ancillary visits such as diagnostic imaging, vendor-related services, laboratory visits, and follow-up assessments. 
    • Review and understand study protocols, inclusion and exclusion criteria, visit schedules, and study-specific requirements. 
    • Support compliance with FDA, Sponsor, IRB, and Good Clinical Practice guidelines. 
    • Assist with participant recruitment by prescreening electronic medical records, following up on referrals, and coordinating outreach efforts. 
    • Help prepare for participant visits by ensuring required documents, supplies, kits, and equipment are ready. 
  • Participant Care and Interaction 
    • Provide professional, patient-focused support to study participants throughout the clinical trial process. 
    • Explain study visit procedures, answer general participant questions, and escalate clinical or protocol-related questions to the appropriate team member. 
    • Conduct study-related procedures as delegated and trained, including vital signs, ECGs, questionnaires, and other protocol-required assessments. 
    • Monitor participant diary completion and compliance with study instructions. 
    • Perform follow-up and reminder calls to support participant adherence to scheduled visits and study requirements. 
    • Assist with participant stipend tracking and processing. 
  • Laboratory and Specimen Handling 
    • Perform blood draws as trained and delegated. 
    • Process biological samples according to protocol and laboratory manual requirements. 
    • Prepare and ship specimens in accordance with study-specific procedures and applicable regulations. 
    • Maintain laboratory supplies, equipment, temperature logs, and temperature control systems. 
    • Generate, review, and file weekly temperature reports for laboratory systems. 
    • Ensure exam rooms, laboratory areas, and clinical supplies are clean, stocked, organized, and ready for participant visits. 
  • Data Entry and Documentation 
    • Enter and verify study data in Electronic Data Capture systems, Clinical Trial Management Systems, electronic medical records, and other study databases. 
    • Assist with completion of source documents and case report forms under the guidance of the Clinical Research Coordinator. 
    • Perform quality control checks to ensure data accuracy, completeness, and consistency. 
    • Assist with query resolution and system-generated queries under coordinator supervision. 
    • Maintain organized participant charts, source documents, Investigator Site Files, and other study-related records. 
  • Administrative and General Research Support 
    • Support Clinical Research Coordinators by filing, scanning, faxing, copying, and uploading required study documents. 
    • Assist with onsite and remote clinical research monitor visits. 
    • Participate in study trainings, investigator meetings, sponsor teleconferences, and internal team meetings. 
    • Help maintain department supplies, exam rooms, participant areas, and study workspaces. 
    • Support the research team with other duties as assigned based on study and site needs. 

Requirements:

  • Bachelor's degree OR two years of college in a health-related program OR completion of a Medical Assistant, Phlebotomy, CNA, or other healthcare-related program OR relevant clinical research experience with knowledge of ICH-GCP. 
  • Fluent in English and Spanish (both written and oral) required.
  • Experience, certification, or license as a CNA, Medical Assistant (MA), Phlebotomist, or other direct-patient-care healthcare role required. 
  • Phlebotomy training and experience strongly preferred; willingness to become fully trained required.
  • Experience with medical terminology and laboratory procedures helpful.
  • Strong attention to detail with the ability to collect, compile, and review patient data accurately.
  • Excellent interpersonal, verbal, written, and customer service skills.
  • Ability to learn new computer systems and web-based platforms, including electronic medical records, Electronic Data Capture systems, and Clinical Trial Management Systems.
  • Proven ability to prioritize tasks, meet deadlines, and adapt to a fast-paced clinical environment.
  • Strong problem-solving skills with a proactive and solution-oriented approach.