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Weekend Lab Assistant Jobs in McLean, VA (NOW HIRING)

Quest Diagnostics

Lab Associate I

Chantilly, VA · On-site

$18.39/hr

Trainer for the department Lab Assistants and completes training/competency checklists as appropriate. * Resolves pending list in coordination with Lab Assistants and Medical Lab Scientists.

Quest Diagnostics

Lab Associate I

Chantilly, VA · On-site

$18.39/hr

Trainer for the department Lab Assistants and completes training/competency checklists as appropriate. * Resolves pending list in coordination with Lab Assistants and Medical Lab Scientists.

Quest Diagnostics

Lab Associate I

Chantilly, VA · On-site

$18.39/hr

Trainer for the department Lab Assistants and completes training/competency checklists as appropriate. * Resolves pending list in coordination with Lab Assistants and Medical Lab Scientists.

IQVIA

Evening Research Laboratory Technician

Fairfax, VA · On-site

$41K - $86K/yr

Lab Assistant training or associate degree in the Sciences or an equivalent combination of education and relevant experience. * Certification not required Preferred Skills * IATA Dangerous Goods ...

IQVIA

Evening Research Laboratory Technician

Fairfax, VA · On-site

$41K - $86K/yr

Lab Assistant training or associate degree in the Sciences or an equivalent combination of education and relevant experience. * Certification not required Preferred Skills * IATA Dangerous Goods ...

Inova

Laboratory Technician Assistant

Fairfax, VA · On-site

$17.72 - $30.06/hr

Laboratory Technician Assistant 1 and Laboratory Technician Assistant 2 We are looking for dedicated Laboratory Technician Assistant 1 and Laboratory Technician Assistant 2 in the Fairfax area to ...

Inova

Laboratory Technician Assistant

Fairfax, VA · On-site

Laboratory Technician Assistant 1 and Laboratory Technician Assistant 2 We are looking for dedicated Laboratory Technician Assistant 1 and Laboratory Technician Assistant 2 in the Fairfax area to ...

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Weekend Lab Assistant information

See McLean, VA salary details

$10

$20

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How much do weekend lab assistant jobs pay per hour?

As of Aug 20, 2026, the average hourly pay for weekend lab assistant in McLean, VA is $20.47, according to ZipRecruiter salary data. Most workers in this role earn between $16.78 and $23.32 per hour, depending on experience, location, and employer.

What is a weekend lab assistant?

A Weekend Lab Assistant supports laboratory operations by preparing samples, maintaining equipment, and assisting with experiments, typically on weekends. Responsibilities may include organizing lab materials, handling specimens, and ensuring safety protocols are followed. This role is common in medical, research, or academic labs and requires attention to detail and basic lab skills. It is ideal for students or individuals seeking part-time lab experience.

What are the typical responsibilities of a weekend lab assistant?

As a Weekend Lab Assistant, your primary duties include preparing and processing samples, maintaining lab equipment, recording data accurately, and ensuring the lab is clean and organized. You may also assist with inventory management, support researchers or senior technicians, and follow established protocols for safety and quality control. Due to the weekend schedule, you may work more independently but will still receive guidance from laboratory supervisors. This role provides valuable hands-on experience in a professional lab environment and the opportunity to collaborate with experienced staff when needed.

What are the key skills and qualifications needed to thrive in the weekend lab assistant position, and why are they important?

To thrive as a Weekend Lab Assistant, you should have a solid background in basic laboratory procedures, safety protocols, and at least a high school diploma or equivalent, with higher education in the sciences preferred. Familiarity with lab equipment such as centrifuges, spectrophotometers, and laboratory information management systems (LIMS) is often required. Strong attention to detail, organizational skills, and effective communication set candidates apart in this role. These abilities are crucial for ensuring accurate sample handling, data recording, and maintaining a safe laboratory environment during non-standard work hours.

Can you get a weekend lab assistant job with no experience?

Weekend lab assistant positions often do not require prior experience, as employers may provide on-the-job training. Basic skills such as attention to detail, ability to follow safety protocols, and familiarity with laboratory equipment can be sufficient for entry-level roles.

How many hours do weekend lab assistants work?

Weekend lab assistants typically work part-time hours, often ranging from 4 to 8 hours per shift on weekends. The exact schedule depends on the employer's needs and may include morning or afternoon shifts, with some positions requiring flexibility for additional hours during busy periods.

How much does a weekend lab assistant get paid?

Weekend lab assistants typically earn between $10 and $20 per hour, depending on the location, experience, and the specific laboratory or organization. Pay rates may also vary based on the complexity of tasks and whether certifications or specialized skills are required.

What qualifications do I need to be a Weekend Lab Assistant?

To be a Weekend Lab Assistant, candidates typically need a high school diploma or equivalent. Relevant skills include attention to detail, basic laboratory procedures, and the ability to work independently during weekend shifts. Some positions may require prior experience or training in laboratory environments.

What job categories do people searching Weekend Lab Assistant jobs in McLean, VA look for?

The top searched job categories for Weekend Lab Assistant jobs in McLean, VA are:

What cities near McLean, VA are hiring for Weekend Lab Assistant jobs?

Cities near McLean, VA with the most Weekend Lab Assistant job openings:

Weekend Lab Assistant jobs near you

Lab Associate I

Quest Diagnostics

Chantilly, VA • On-site

$18.39/hr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 11 days ago

ExamOne rating

6.6

Company rating: 6.6 out of 10

Based on 9 frontline employees who took The Breakroom Quiz

96th of 120 rated laboratories

Job description


Lab Associate I - Chantilly, VA
NIGHT SHIFT: Wednesday to Sunday, 10:00 PM to 6:30 AM
Department: Special Chemistry - LCMSMS - Clinical Laboratory
This non-licensed position is accountable for assisting with general support for the laboratory, following all applicable policies and procedures.
Pay range: $18.39+ per hour; employee may be eligible to receive shift differential of 10% for some or all hours worked on second shift and 15% for some or all hours worked on third shift. Additional details on shift differential will be provided if an offer is extended.
Salary offers are based on a wide range of factors including relevant skills, training, experience, education, and, where applicable, certifications obtained. Market and organizational factors are also considered. Successful candidates may be eligible to receive annual performance bonus compensation.
Benefits information:
We are proud to offer best-in-class benefits and programs to support employees and their families in living healthy, happy lives. Our pay and benefit plans have been designed to promote employee health in all respects - physical, financial, and developmental. Depending on whether it is a part-time or full-time position, some of the benefits offered may include:
  • Day 1 Medical, supplemental health, dental & vision for FT employees who work 30+ hours
  • Best-in-class well-being programs
  • Annual, no-cost health assessment program Blueprint for Wellness®
  • healthyMINDS mental health program
  • Vacation and Health/Flex Time
  • 6 Holidays plus 1 "MyDay" off
  • FinFit financial coaching and services
  • 401(k) pre-tax and/or Roth IRA with company match up to 5% after 12 months of service
  • Employee stock purchase plan
  • Life and disability insurance, plus buy-up option
  • Flexible Spending Accounts
  • Annual incentive plans
  • Matching gifts program
  • Education assistance through MyQuest for Education
  • Career advancement opportunities
  • and so much more!

Responsibilities
Duties and Responsibilities:
  • Investigates and resolve missing samples in the department.
  • Respond to "code purple" and document findings.
  • Trainer for the department Lab Assistants and completes training/competency checklists as appropriate.
  • Resolves pending list in coordination with Lab Assistants and Medical Lab Scientists.
  • Liaison for the department and technical support
  • Creates manual testing worksheets in the department.
  • Maintains files for department records.
  • Report problems/potential problems to the supervisor.
  • Special projects and other duties as assigned by supervisor.
  • Assist with the department Improvement Program.
  • Coordinates obtaining samples for Instrument Comparisons, reagent lot testing method comparisons, etc.
  • Perform routine instrument maintenance on some equipment, under direct and constant supervision. Activity must be signed-off by license-qualified personnel.
  • Assist in preparation of chemicals, reagents and solutions that do not require quantitative measurement.
  • Prepares and organizes samples for testing, for example, sample racking, aliquoting and tube preparation.
  • Responsible for labeling, handling, processing or preparation, and transportation and storage of specimens.
  • Identifies sample problems and assists in resolving appropriately.
  • Assists license-qualified personnel or delegated supervisor (non-CA) in the pre-analytic and post- analytic testing activities, other than trainees, in a licensed clinical laboratory.
  • Prepares and maintains complete and accurate records of reagents or media using established procedures, formulas, stock solutions and fixed volume measuring devices.
  • Maintains inventory of consumable items including reagents and supplies. Orders, unpacks, logs, dates and stores reagents/supplies upon receipt and properly rotates stock for use. Performs inventory of laboratory items including restocking the benches and equipment inventory.
  • Sorting and accessioning incoming specimens into appropriate LIS, then delivering to designated testing.
  • Tallies workload data and prepares reports as requested.
  • Assists in the performance of quality control procedures.
  • Prepares protocols/logs or other appropriate documents.
  • Identifies specimen problems and demonstrates ability to appropriately resolve or elevate to license-qualified personnel or delegated supervisor (non-CA).
  • Answers phones, transfers, or takes accurate messages. Maintains the confidentiality of client information.
  • Helps to ensure the laboratory areas are neat, clean, and organized.
  • Complies with all health and safety policies, procedures, and practices. Required to use personal protective equipment.
  • Other duties as assigned. This is not an exhaustive list of all duties and responsibilities, but rather a general description of work performed by the position.

Qualifications
Education Preferred:
  • High School Graduate or equivalent required.
  • 2-3 years of college courses preferred.

Work Experience:
  • Minimum 2 years of laboratory experience required

Physical and Mental Requirements:
  • The normal performance of duties may require lifting and carrying objects. Objects in the weight range of 1 to 10 pounds are lifted and carried frequently; objects in the weight range of 11 to 25 pounds are lifted and carried occasionally and objects in the weight range of 26 to 50 pounds are seldom lifted and carried. Objects exceeding 50 pounds are not to be lifted or carried without assistance.
  • Performs repetitive tasks with dominant hand.
  • Ability to sit and/or stand for long periods.
  • Have good eye and hand coordination.

Knowledge, Skills, Abilities
  • Knowledge of medical terminology helpful.
  • Ability to work independently, employing research skills and flexibility.
  • Ability to deal with client information in a confidential manner.
  • Broad knowledge of laboratory operations and procedures.
  • Ability to establish work priorities and to handle several tasks for maximum department efficiency.
  • Contact with clients will be required, good customer service skills important.
  • A working knowledge of reagent stability and storage.
  • An awareness of the factors that influence test results.
  • Proficiency in Microsoft Office Application (Word, Excel, Outlook)
  • Strong typing skills desirable.
  • Communication and interpersonal skills necessary to deal courteously and effectively with management, co-workers, and clients.
  • Other automation skills helpful.

About the Team
Quest Diagnostics honors our service members and encourages veterans to apply.
While we appreciate and value our staffing partners, we do not accept unsolicited resumes from agencies. Quest will not be responsible for paying agency fees for any individual as to whom an agency has sent an unsolicited resume.
Equal Opportunity Employer: Race/Color/Sex/Sexual Orientation/Gender Identity/Religion/National Origin/Disability/Vets or any other legally protected status.

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