1

Weekend Lab Jobs in Potomac, MD (NOW HIRING)

Processes incoming orders for lab testing. Processes in-house and in-coming results for charting. Charts patient results in a timely manner. -Update and file all daily paperwork, lab logs and ...

Lab Associate I

Chantilly, VA · On-site

$18.39/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

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 ...

Lab Associate I

Chantilly, VA · On-site

$18.39/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Lab Associate I - Chantilly, VA, Tuesday to Saturday, 2:00 PM to 10:30 PM Department: Clinical Laboratory - Pain Management This non-licensed position is accountable for assisting with general ...

Lab Associate I

Chantilly, VA · On-site

$18.39/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Lab Associate I - Chantilly, VA, Tuesday to Saturday, 6:30 AM to 3:00 PM Department: TB Blood Testing This non-licensed position is accountable for assisting with general support for the laboratory ...

Lab Associate I

Chantilly, VA · On-site

$18.39/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Lab Associate I - Chantilly, VA, Tuesday to Saturday, 6:30 PM to 3:00 AM Department: TB Blood Testing This non-licensed position is accountable for assisting with general support for the laboratory ...

Lab Technician (Overnight Shift)

Gaithersburg, MD · On-site

$20.50 - $27.25/hr

Summary The Lab Technician may support a range of laboratory functions including but not limited to the preparation, processing, and analysis of clinical DNA specimens in support of genetic disease ...

Travel Cath Lab Tech - Assignment Length: 13 Weeks (with potential for extension) Shift: 3x12s | 7:00 AM - 7:30 PM | One weekend on-call per month Pay Package * Taxable Wages: $648/week * Nontaxable ...

Lab Technician

Gaithersburg, MD · On-site

$23 - $24/hr

Summary The Lab Technician for OneLab, performs an entry level role in the testing of clinical DNA ... weekend shifts. This will be reviewed during the initial phone screen. Job Responsibilities To ...

Be Seen First

NGS Lab Technician (Part-Time)

Gaithersburg, MD · On-site

$20 - $25/hr

  • Medical

  • Retirement

  • PTO

Lab Technician - Next Generation Sequencing (NGS) Location: Gaithersburg, MD Job Type: Part-time, Entry Level About Us: AmpSeq is a dynamic and innovative next-generation sequencing (NGS) service ...

Be Seen First

NGS Lab Technician (Part-Time)

Gaithersburg, MD · On-site

$20 - $25/hr

  • Medical

  • Retirement

  • PTO

Lab Technician - Next Generation Sequencing (NGS) Location: Gaithersburg, MD Job Type: Part-time, Entry Level About Us: AmpSeq is a dynamic and innovative next-generation sequencing (NGS) service ...

Endoscopy/Gastrointestinal Lab Duration: 13 weeks Shift: 10-hour shifts Hours per Shift: 0700-1730 ... Weekend coverage will be provided by on-call duty. Holiday coverage will also be managed through ...

Showing results 41-60

Weekend Lab information

See Potomac, MD salary details

$9

$26

$46

How much do weekend lab jobs pay per hour?

As of Aug 17, 2026, the average hourly pay for weekend lab in Potomac, MD is $26.11, according to ZipRecruiter salary data. Most workers in this role earn between $19.90 and $28.85 per hour, depending on experience, location, and employer.

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

To thrive as a Weekend Lab Technician, you need a solid understanding of laboratory procedures, attention to detail, and at least an associate degree or certification in laboratory science. Familiarity with laboratory information systems (LIS), automated analyzers, and standard lab equipment is typically required. Strong problem-solving skills, effective communication, and the ability to work independently are crucial soft skills for this role. These competencies ensure accurate test results, efficient workflow, and reliable laboratory operations during weekend shifts.

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

AspectWeekend LabMedical Laboratory Technician
CredentialsTypically requires a certification or training specific to weekend shiftsRequires an associate degree in medical laboratory technology and certification
Work EnvironmentLaboratories operating on weekend schedules, often in hospitals or clinicsHospitals, clinics, or diagnostic labs during regular or weekend hours
Industry UsageUsed in healthcare settings needing weekend coverageStandard role in medical diagnostics and lab testing

Weekend Lab roles focus on providing laboratory services during weekends, often requiring specific certifications for weekend work. Medical Laboratory Technicians perform diagnostic tests in healthcare labs, usually with formal education and certification. While both work in lab environments, Weekend Lab positions are tailored for weekend shifts, whereas Medical Laboratory Technicians work throughout the week. Understanding these differences helps job seekers find roles aligned with their credentials and scheduling preferences.

What is a Weekend Lab?

A Weekend Lab job typically refers to a laboratory technician or assistant position where the primary work schedule falls on weekends. Employees in this role are responsible for performing lab tests, managing samples, maintaining equipment, and recording data, often in hospitals, research facilities, or diagnostic labs. Weekend Lab staff play a critical part in ensuring continuous laboratory operations, especially when full-time weekday staff are unavailable. These positions may require technical skills, attention to detail, and the ability to work independently. Weekend Lab jobs are ideal for individuals seeking flexible work hours or supplemental income.

What are some unique challenges faced by professionals working in a Weekend Lab position?

Professionals in a Weekend Lab role often encounter challenges such as managing time-sensitive experiments with limited weekday support and adapting to a quieter, sometimes solitary work environment. Being responsible for ongoing research or diagnostic work during weekends requires strong organization and the ability to troubleshoot issues independently. Collaboration with weekday staff is essential, so clear documentation and effective communication are key to ensuring continuity and data integrity across shifts.

What are the most commonly searched types of Lab jobs in Potomac, MD?

The most popular types of Lab jobs in Potomac, MD are:

What cities near Potomac, MD are hiring for Weekend Lab jobs?

Cities near Potomac, MD with the most Weekend Lab job openings:

Infographic showing various Weekend Lab job openings in Potomac, MD as of August 2026, with employment types broken down into 1% As Needed, 68% Full Time, 26% Part Time, 4% Contract, and 1% Nights. Highlights an 95% Physical, 1% Hybrid, and 4% Remote job distribution, with an average salary of $54,316 per year, or $26.1 per hour.

Full-time

Posted 27 days ago


US Oncology rating

7.1

Company rating: 7.1 out of 10

Based on 109 frontline employees who took The Breakroom Quiz

381st of 887 rated healthcare providers


Job description

Overview

Are you looking for a career and not just a job in the Medical field?  Virginia Cancer Specialists, an affiliate of McKesson Specialty Health and US Oncology, a leader in Cancer care, is seeking a Full Time Lab Assistant for our Bristow office. Phlebotomy experience is required.

SCOPE: Under direct supervision, is responsible for the collecting and processing of specimens form patients, documenting results according to established procedures. Assists with performing specimen analysis, instrument maintenance, and quality control procedures as indicated. Follows quality assurance and safety policies and procedures. Assists with patient flow as needed. Supports and adheres to the US Oncology Compliance Program, to include the Code of Ethics and Business Standards.  


Responsibilities

ESSENTIAL DUTIES AND RESPONSIBILITIES:

-Collects appropriate specimens from patients as ordered.

-Maintains proper documentation as described by the quality assurance program including accessioning logs, test report logs, quality control logs, equipment records and checklists.

-Performs specimen analysis of all chemistry, hematology, immunology specimens as directed.

-Maintains adequate inventory of supplies and ensures that all supplies are viable before using in patient testing.

-Assists with testing procedures according to procedure guidelines.

-Sends specimens to reference laboratories for any testing not performed in house. Processes incoming orders for lab testing. Processes in-house and in-coming results for charting. Charts patient results in a timely manner.

-Update and file all daily paperwork, lab logs and maintenance logs.

-Arrange for transfusion of blood products when ordered by physician. Operates designated laboratory equipment as directed.

-Uses equipment effectively, skillfully and efficiently. Maintains equipment and work area as directed. Performs testing under CLIA guidelines for personnel.

-Performs daily, weekly and monthly instrument maintenance as indicated. Records proper lot numbers of all controls, calibrator, and reagents.

-Identifies troubleshooting procedures and calls technical services as needed. Implements and complies with safety and quality assurance standards.

-Complies with regulatory agency standards. Adheres to all OSHA compliance laws and Universal Precaution procedures.

-Properly disposes of hazardous materials. Maintains a clean working environment and restocks the laboratory area as needed.

-Performs phlebotomy and sample collection procedures as needed.

-Maintains confidentially of all information related to patients and medical staff.


Qualifications

MINIMUM QUALIFICATIONS:

High School diploma or equivalent required. Position is entry level and requires 0-3 years experience. Phlebotomy experience is required.

PHYSICAL DEMANDS:

The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. Physical demands of this job typically require full range of body motion including manual and finger dexterity and eye-hand coordination in operation and manipulation of complex laboratory equipment. Requires sitting/standing for extensive periods of time with the use hands to finger, handle, or feel and arms to reach or carry. Occasionally lifts and carries items weighing up to 40 lbs. Requires corrected vision, color perception and hearing to normal range. Requires legible handwriting. 

WORK ENVIRONMENT:

The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. While performing the duties of this job, the employee is regularly exposed to direct contact with patients with potential for exposure to blood/body fluids, chemotherapeutic agents, or transmittable infections. Direct contact with corrosive chemicals, infectious agents, handling glassware, needles and open flames.

Join us at Virginia Cancer Specialists, where meeting and exceeding the needs of our patients is our primary goal!

The US Oncology Network is an Equal Opportunity Employer.  All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, or national origin.

Qualifications:

MINIMUM QUALIFICATIONS:

High School diploma or equivalent required. Position is entry level and requires 0-3 years experience. Phlebotomy experience is required.

PHYSICAL DEMANDS:

The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. Physical demands of this job typically require full range of body motion including manual and finger dexterity and eye-hand coordination in operation and manipulation of complex laboratory equipment. Requires sitting/standing for extensive periods of time with the use hands to finger, handle, or feel and arms to reach or carry. Occasionally lifts and carries items weighing up to 40 lbs. Requires corrected vision, color perception and hearing to normal range. Requires legible handwriting. 

WORK ENVIRONMENT:

The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. While performing the duties of this job, the employee is regularly exposed to direct contact with patients with potential for exposure to blood/body fluids, chemotherapeutic agents, or transmittable infections. Direct contact with corrosive chemicals, infectious agents, handling glassware, needles and open flames.

Join us at Virginia Cancer Specialists, where meeting and exceeding the needs of our patients is our primary goal!

The US Oncology Network is an Equal Opportunity Employer.  All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, or national origin.

Education:UNAVAILABLEEmployment Type: FULL_TIME

What US Oncology employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom