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Weekend Chemistry Jobs in Puerto Rico (NOW HIRING)

PR · On-site

Bachelor's degree in Engineering, Chemistry, Biology, or related field. * 3-7+ years of validation ... Available to work extended hours, possibility of weekends and holidays. At Validation & Engineering ...

Laboratory Technician

Barceloneta, PR

$16.50 - $22/hr

Microbiology, Biology or Chemistry. * Experience in pharmaceutical industry or equivalent in a ... Available to work all shifts (1st, 2nd, 3rd, 12hrs, rotate shifts) including weekends and holidays.

PR

$18.75 - $25/hr

... Chemistry preferred) * 2 to 4 years' experience in laboratory work within a critical medical device and/or pharmaceutical setting * Flexibility to work any shift, weekends, and overtime as needed

Laboratory Technician II- Anasco

Anasco, PR

$18.75 - $25/hr

... Chemistry preferred) * 2 to 4 years' experience in laboratory work within a critical medical device and/or pharmaceutical setting * Flexibility to work any shift, weekends, and overtime as needed

PR · On-site

Resumen: Impartirá enseñanza a grupo(s) de estudiantes en el área de Ciencias de la Salud con Especialidad en Ciencias a nivel certificado técnico : Requisitos: * Bachillerato concentración en ...

Mfg Tech (IDL) - S2

Dorado, PR · On-site

$16.75 - $22.25/hr

Able to work different shifts, over time & weekends as needed Requisition ID: 632347 Minimum Salary: $ 31200 Maximum Salary: $ 55500 The anticipated compensation listed above and the value of core ...

Mfg Tech (IDL) - S2

Dorado, PR · On-site

$15.75 - $21/hr

Able to work different shifts, over time & weekends as needed Requisition ID: 632347 Minimum Salary: $ 31200 Maximum Salary: $ 55500 The anticipated compensation listed above and the value of core ...

Mfg Tech (IDL) - S2

Dorado, PR

$16.75 - $22.25/hr

Able to work different shifts, over time & weekends as needed Requisition ID: 632347 Minimum Salary: $ 31200 Maximum Salary: $ 55500 The anticipated compensation listed above and the value of core ...

Weekend Chemistry information

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 are the key skills and qualifications needed to thrive as a Weekend Chemistry Lab Technician, and why are they important?

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 Puerto Rico? The most popular types of Chemistry jobs in Puerto Rico are:
What are popular job titles related to Weekend Chemistry jobs in Puerto Rico? For Weekend Chemistry jobs in Puerto Rico, the most frequently searched job titles are:
What job categories do people searching Weekend Chemistry jobs in Puerto Rico look for? The top searched job categories for Weekend Chemistry jobs in Puerto Rico are:
Infographic showing various Weekend Chemistry job openings in Puerto Rico as of July 2026, with employment types broken down into 83% Full Time, and 17% Temporary. Highlights an 100% In-person job distribution.

Full-time

Posted 2 days ago


Job description

Validation & Engineering Group, Inc. (V&EG) a Pinnaql company is a leading services supplier who provides solutions for the Pharmaceutical, Biotechnology, Chemical, Food, and Medical Devices industries in the following areas: Laboratory, Compliance, Computer, Engineering, Project Management, Validation, and other services.

We are seeking a talented, dedicated individual committed to work under the highest ethics standards for the following position:

  • Validation Engineer

Description:

We are seeking a Validation Engineer with hands-on experience in biotech/pharmaceutical manufacturing, specifically supporting aseptic filling operations (vials). This role will be responsible for executing and supporting validation activities for equipment, processes, and computerized systems in compliance with regulatory requirements and industry standards.

Responsibilities:

  • Develop, review, and execute validation protocols including IQ, OQ, PQ for:
    • Aseptic filling lines (vial filling, stoppering, capping)
    • Lyophilization (if applicable)
    • Support equipment (autoclaves, washers, depyrogenation tunnels)
  • Perform process validation activities related to sterile manufacturing, including media fills (APS).
  • Ensure compliance with cGMP, FDA, EMA, and ICH guidelines.
  • Support commissioning and qualification (C&Q) activities for new equipment and facility upgrades.
  • Generate and review:
    • Validation master plans (VMPs)
    • SOPs, protocols, and final reports
  • Collaborate with cross-functional teams (Manufacturing, QA, Engineering, MSAT).
  • Investigate deviations, CAPAs, and implement corrective actions related to validation activities.
  • Support risk assessments (FMEA, impact assessments) for validation scope.
  • Ensure data integrity and adherence to 21 CFR Part 11 requirements (if applicable to systems).

Qualifications:

  • Bachelor’s degree in Engineering, Chemistry, Biology, or related field.
  • 3–7+ years of validation experience in biotech or pharmaceutical industry.
  • Strong experience with:
    • Aseptic processing
    • Vial filling operations
    • Sterile manufacturing environments
  • Must be fully bilingual (English / Spanish) with excellent oral skills.
  • Must be proficient using MS Windows and Microsoft Office applications.
  • Strong knowledge in cGxP and regulatory guidance as well as understanding of how they are applied to regulatory compliance.
  • Experience in Design Documentation (URS, DS), IQ, OQ, PQ protocols development and execution, deviations and reports generation.
  • Available to work extended hours, possibility of weekends and holidays.

At Validation & Engineering Group, people always come first. We believe that when you're empowered to do your best work, bold ideas thrive and real progress happens. This isn't just a job - it's an opportunity to make a meaningful difference by shaping the future of healthcare and technology alongside a purpose-driven, supportive team.
Excited to build something meaningful together? We look forward to hearing from you.
Validation & Engineering Group is an equal opportunity employer. All applicants will be considered for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran status, or disability status.