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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.

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

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

$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 2

Alexandria, VA · On-site

$18.44 - $30.06/hr

Laboratory Technician Assistant 2 Inova Mount Vernon Hospital is looking for a dedicated Laboratory Technician Assistant 2 to join the team! This role will be fulltime night shift. Monday-Friday ...

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Lab Assistant information

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How much do lab assistant jobs pay per hour?

As of Aug 22, 2026, the average hourly pay for 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 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.
More about Lab Assistant jobs

What are the most commonly searched types of Lab jobs in McLean, VA?

The most popular types of Lab jobs in McLean, VA are:

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For Lab Assistant jobs in McLean, VA, the most frequently searched job titles are:

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

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

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

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

Lab Assistant jobs near you
Infographic showing various Lab Assistant job openings in McLean, VA as of August 2026, with employment types broken down into 2% As Needed, 79% Full Time, 16% Part Time, 1% Temporary, and 2% Contract. Highlights an 98% Physical, 1% Hybrid, and 1% Remote job distribution, with an average salary of $42,571 per year, or $20.5 per hour.

Lab Associate I

Quest Diagnostics

Chantilly, VA • On-site

$18.39/hr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 12 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, Thursday to Monday, 10:00 PM to 6:30 AM
Department: Spec Chem - 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 preferred

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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