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  2. Onsite Medical Laboratory Scientist jobs in the United States

Onsite Medical Laboratory Scientist jobs in the United States

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On-Site Medical Laboratory Scientist Jobs — Build Your Career in the USA

Laboratories across the United States are actively seeking skilled professionals to fill 500+ medical laboratory scientist on-site jobs. This hands-on role is essential to accurate diagnostics, supporting hospitals, clinics, and research facilities nationwide. With demand steadily growing, employers are offering competitive opportunities to qualified candidates ready to make an immediate impact.

Successful candidates typically bring strong technical skills in specimen analysis, quality control, and clinical information systems, alongside a keen eye for detail and a commitment to accuracy. Proficiency with automated analyzers, molecular diagnostics, and regulatory compliance standards such as CLIA is highly valued. Strong communication skills help bridge the gap between laboratory findings and clinical teams, while a steady, methodical approach ensures reliable results under pressure.

On-site work remains the standard for this profession, since laboratory testing requires direct access to specialized equipment and biological samples. Across the USA, hospitals and diagnostic centers continue to expand their teams, reflecting a steady hiring outlook driven by aging populations and advances in medical testing. Employers look to hire a medical laboratory scientist who can adapt quickly to new technologies and maintain rigorous safety protocols in fast-paced environments.

If you're ready to advance your career in diagnostics, now is the time to explore medical laboratory scientist vacancies posted on Global Work AI. Our platform connects talented professionals with employers eager to welcome new team members, making it simple to find the right fit. Start browsing and take the next step toward a rewarding future in healthcare.

Frequently Asked
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Everything you need to know about
finding your next role
  • What is the average medical laboratory scientist salary in the USA?

    In the United States, a medical laboratory scientist often earns about $60,000 to $85,000 per year, with higher pay in large hospital systems, union settings, or markets facing staffing shortages. Actual pay can rise with night differentials, specialty areas such as microbiology or transfusion services, and years of experience. In many listings, the range also reflects whether the role is entry level or senior. To judge value fairly, compare total compensation, benefits, and shift premiums across current USA openings.
  • What skills and certifications are required for a medical laboratory scientist role?

    Employers usually look for strong bench skills, accurate specimen handling, quality control awareness, and solid knowledge of hematology, chemistry, microbiology, immunology, and blood bank procedures. In the USA, ASCP certification is widely preferred, and some facilities also accept AMT or other recognized credentials. Communication, attention to detail, and comfort with laboratory information systems matter too. A bachelor's degree in medical laboratory science or a related science field is common, so it helps to review listings for the exact credential mix.
  • What does a medical laboratory scientist do on a typical day in a hospital or clinical laboratory?

    A typical shift involves receiving and processing specimens, running automated and manual tests, verifying quality control, and reporting results that guide diagnosis and treatment. In a hospital or clinical laboratory, a medical laboratory scientist may rotate through chemistry, hematology, urinalysis, serology, microbiology, and blood bank sections. The work also includes troubleshooting instruments, documenting findings, and following safety and compliance rules. Because duties vary by department, it is useful to compare postings to see which bench areas are emphasized most.
  • What are the most common requirements in a medical laboratory scientist job description?

    Most job descriptions in the USA ask for a bachelor's degree, clinical laboratory training, and hands-on experience with analyzers, microscopes, and LIS platforms. Many employers expect ASCP certification or eligibility, plus familiarity with CLIA standards, quality assurance, and HIPAA practices. Strong documentation habits and the ability to work independently are also common. Some hospitals specify experience in high-volume or acute-care settings, especially for night coverage. Reading several listings side by side can show which qualifications are essential versus preferred.
  • What work conditions should I expect in an on-site medical laboratory scientist role, including shifts and weekends?

    An on-site medical laboratory scientist position usually means reporting to a hospital, reference lab, or outpatient lab and working close to the instruments and specimen flow. In the USA, many roles include 8-, 10-, or 12-hour schedules, with evenings, overnights, weekends, and holidays depending on patient volume. Some sites use rotating shifts, while others keep a fixed schedule. Expect standing for long periods, exposure to biohazards, and strict PPE rules. Reviewing schedules in current postings can help you match the pace to your lifestyle.
  • Are ASCP certification and a bachelor's degree required for medical laboratory scientist jobs?

    In the USA, many employers strongly prefer both, and some list them as required for a medical laboratory scientist opening. A bachelor's degree in medical laboratory science, biology, chemistry, or a related major is the standard educational path, while ASCP certification is often the benchmark credential for hiring and advancement. That said, a few employers will consider candidates who are board-eligible or who can earn certification soon after start date. Because requirements differ by hospital and state, check each listing carefully before applying.
  • What career growth opportunities are available for a medical laboratory scientist?

    Career paths in the USA can move from general bench work into specialty sections, lead technologist roles, quality management, education, research, or laboratory supervision. Some professionals later pursue molecular diagnostics, cytogenetics, transfusion services, or technical specialist positions with greater responsibility and pay. Others use the experience as a stepping stone toward laboratory management, pathologist assistant training, or advanced clinical study. Growth often depends on certification, cross-training, and performance, so it is smart to compare openings that mention advancement, specialty tracks, or leadership potential.

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500+ jobs found

  • The University of Kansas Health System

    The University of Kansas Health System

    Today

    Medical laboratory scientist

    Position Title Medical Laboratory Scientist Days - Full Time KUCC - North Position Summary / Career Interest: M - F 7:30am - 4:30pm The Medical Lab Scientist provides comprehensive laboratory testing...

    onsite, Kansas City, MO, United States
    Full TimeJunior (<2 years)
  • Northwestern Memorial Healthcare

    Northwestern Memorial Healthcare

    Today

    Medical laboratory scientist-generalist full time evenings

    Company Description At Northwestern Medicine, every patient interaction makes a difference in cultivating a positive workplace. This patient-first approach is what sets us apart as a leader in the...

    onsite, Lake Forest, IL, United States
    $69k – $106k/yrFull TimeJunior (<2 years)
  • Sentara Health

    Sentara Health

    Today

    Medical laboratory scientist i (prn - day shift)

    Overview: Sentara Northern Virginia Medical Center is hiring a Medical Lab Tech to work Flexi (PRN) Days. Overview As a Medical Laboratory Tech, you will perform laboratory testing procedures,...

    onsite, Woodbridge, VA, United States
    $75k – $110k/yrFull TimeJunior (<2 years)
  • UT Health San Antonio

    UT Health San Antonio

    Today

    Medical laboratory scientist - associate

    Under direct supervision, responsible for providing technical skills in organizing and performing various medical laboratory procedures and clinical laboratory techniques. RESPONSIBILITIES Performs...

    onsite, San Antonio, TX, United States
    Full TimeEntry with Degree
  • Northwestern Memorial Healthcare

    Northwestern Memorial Healthcare

    a day ago

    Medical laboratory scientist - chemistry, full-time, evenings (sign-on bonus offered)

    Company Description At Northwestern Medicine, every patient interaction makes a difference in cultivating a positive workplace. This patient-first approach is what sets us apart as a leader in the...

    onsite, Chicago, IL, United States
    $69k – $106k/yrFull TimeJunior (<2 years)
  • Quest Diagnostics

    Quest Diagnostics

    2 days ago

    Medical laboratory scientist ii- molecular dx/fish

    Medical Laboratory Scientist II - Hackensack, NJ, Monday to Friday, 8:00 AM to 4:30 PM Quest Diagnostics is hiring a Medical Laboratory Scientist II in Hackensack, NJ. This role is a hospital-based...

    onsite, Hackensack, NJ, United States
    $65k – $102k/yrFull TimeMiddle (2-4 years)
  • CHI Health Creighton University Medical Center - Bergan Mercy

    CHI Health Creighton University Medical Center - Bergan Mercy

    2 days ago

    Medical laboratory scientist

    Where You’ll Work At CHI Health Creighton University Medical Center - Bergan Mercy, our focus is patient-centered care. Our level I trauma center and academic medical center campus is designed to...

    onsite, Omaha, NE, United States
    Full TimeJunior (<2 years)
  • Brown Medicine

    Brown Medicine

    2 days ago

    Medical laboratory scientist (hematology)

    SUMMARY: The Pathology Technologist reports to the Pathology Manager. Under general supervision and within department policies and procedures, performs various complex clinical laboratory tests in...

    onsite, Providence, RI, United States
    $60k – $98k/yrFull TimeJunior (<2 years)
  • IU Health

    IU Health

    2 days ago

    Medical laboratory scientist- chemistry

    Indiana University Health is Indiana’s most comprehensive health system, with 16 hospitals and more than 34,000 team members serving Hoosiers across the state. We’re looking for team members who are...

    onsite, Indpls, IN, United States
    Full TimeJunior (<2 years)
  • Sentara Health

    Sentara Health

    2 days ago

    Medical laboratory scientist - part time

    Overview: Sentara Norfolk General Hospital in Norfolk, VA is hiring a lab tech to work part time evenings in the core lab. (3p-11p) Sign on bonus up to $8,000 for qualified candidates! As a Medical...

    onsite, Norfolk, VA, United States
    $75k – $110k/yrPart TimeJunior (<2 years)
  • UVA Community Health

    UVA Community Health

    3 days ago

    Medical laboratory scientist, sr.

    Medical Laboratory Scientist, Sr. JOB CODE: LA3385 ABOUT US We are ushering in a new era of healthcare where achieving good health is just the beginning. At UVA Community Health, part of the...

    onsite, Manassas, VA, United States
    $66k – $102k/yrFull TimeSenior (5+ years)
  • WellSpan Health

    WellSpan Health

    3 days ago

    Certified medical laboratory scientist ii

    Certified Medical Laboratory Scientist II WellSpan Good Samaritan Hospital seeks Medical Laboratory Scientist II. RESPONSIBILITIES Will perform routine and specialized testing of body fluids with...

    onsite, York, PA, United States
    Full TimeSenior (5+ years)
  • Harney District Hospital

    Harney District Hospital

    5 days ago

    Medical laboratory scientist (mls)

    Medical Laboratory Scientist (MLS) Harney District Hospital is seeking a Medical Laboratory Scientist (MLS) to join our laboratory team in beautiful Burns, Oregon. This is an excellent opportunity...

    onsite, Burns, OR, United States
    Full TimeJunior (<2 years)
  • Geisinger

    Geisinger

    6 days ago

    Medical laboratory scientist expert

    Job Summary Join our team at Geisinger Medical Laboratories. You can find your passion for caring and innovation as a team member in our state-of-the-art laboratories. Our mission is to provide...

    onsite, Bloomsburg, PA, United States
    Full TimeSenior (5+ years)
  • CHI St. Gabriel's Health

    CHI St. Gabriel's Health

    6 days ago

    Medical laboratory scientist

    Where You’ll Work In Central Minnesota you’ll find quality health care as near to you as CHI St. Gabriel’s Health in Little Falls, part of CommonSpirit Health. We’ve been serving this area since 1892...

    onsite, Little Falls, MN, United States
    Full TimeJunior (<2 years)
  • Aspirus Health

    Aspirus Health

    6 days ago

    Medical laboratory technologist or scientist - lab

    Job Description The Medical Laboratory Scientist performs chemical, bacteriological, serological, hematological, and microscopic procedures in the Central Clinical Laboratory that require the...

    onsite, Stevens Point, WI, United States
    Full TimeEntry with Degree
  • HCA Healthcare

    HCA Healthcare

    6 days ago

    Medical laboratory scientist

    Experience the HCA Healthcare difference where colleagues are trusted, valued members of our healthcare team. Grow your career with an organization committed to delivering respectful, compassionate...

    onsite, Weatherford, TX, United States
    Part TimeJunior (<2 years)
  • Washington State University

    Washington State University

    6 days ago

    Medical laboratory technologist or medical laboratory scientist

    Online applications must be received before 11:59pm on: November 21, 2026 If a date is not listed above, review the Applicant Instructions below for more details. Available Title(s): 508E-YN_CS_NPS -...

    onsite, Pullman, WA, United States
    $58k – $79k/yrFull TimeJunior (<2 years)
  • ARUP Laboratories

    ARUP Laboratories

    8 days ago

    Medical laboratory scientist i/technologist i, certified

    Offering a $3,000 sign on bonus plus applicable relocation reimbursement package. Some conditions may apply. Schedule: 7-On/7-Off A week 7:00 AM - 5:30 PM Training Schedule: Monday - Friday 7:00 AM -...

    onsite, Salt Lake City, UT, United States
    $52k/yrFull TimeEntry with Degree
  • BHS

    BHS

    8 days ago

    Medical laboratory scientist

    Summary Job Description: Medical Laboratory Scientist Full-Time I Third Shift Laboratory I Lexington, KY Unit Description: Baptist Health Clinical Lab and Pathology Department, where science meets...

    onsite, Lexington, KY, United States
    Full TimeJunior (<2 years)
  • Absolute Staffers, LLC

    Absolute Staffers, LLC

    8 days ago

    Medical laboratory scientist / medical laboratory technologist

    Duration: Indefinite Start Date: As soon as clearance is received from the facility Schedule Options: 6:00 AM – 2:30 PM 7:30 AM – 4:00 PM 11:30 AM – 8:00 PM Pay Rate: $30.74/hour (Base Salary: $25.65...

    onsite, Butner, NC, United States
    $62k/yrFull TimeMiddle (2-4 years)
  • UT Health San Antonio

    UT Health San Antonio

    8 days ago

    Medical laboratory scientist-intermediate

    Under general supervision, responsible for independently applying clinical laboratory techniques in the performance of test procedures to provide data used in the diagnosis and treatment of patients....

    onsite, San Antonio, TX, United States
    Full TimeMiddle (2-4 years)
  • IU Health

    IU Health

    9 days ago

    Medical laboratory scientist

    Indiana University Health is Indiana’s most comprehensive health system, with 16 hospitals and more than 34,000 team members serving Hoosiers across the state. We’re looking for team members who are...

    onsite, Carmel, IN, United States
    Full TimeJunior (<2 years)
  • Indiana Internal Medicine Consultants, LLC

    Indiana Internal Medicine Consultants, LLC

    10 days ago

    Medical laboratory technician (mlt) or medical laboratory scientist (mls)

    Join IIMC as a Medical Laboratory Technician (MLT) or Medical Laboratory Scientist (MLS) Indiana Internal Medicine Consultants (IIMC) is looking for a Medical Laboratory Technician (MLT) or Medical...

    onsite, Greenwood, IN, United States
    $44k – $77k/yrFull TimeJunior (<2 years)
  • Quest Diagnostics

    Quest Diagnostics

    10 days ago

    Medical laboratory scientist ii- part time- microbiology

    Medical Laboratory Scientist II - Perth Amboy, NJ, Rotating Schedule 7:00 AM to 3:30 PM Quest Diagnostics is hiring a Medical Laboratory Scientist II in Perth Amboy, NJ. This role is a hospital-based...

    onsite, Perth Amboy, NJ, United States
    $65k – $102k/yrPart TimeMiddle (2-4 years)
  • Lighthouse Lab Services

    Lighthouse Lab Services

    10 days ago

    Medical laboratory scientist

    Medical Laboratory Technician / Medical Technologist (MLT/MLS) – Generalist Location: Prescott Valley, AZ Schedule: Tuesday–Saturday, 8:00 AM–4:30 PM Job Type: Full-Time, Permanent Compensation:...

    onsite, Prescott Valley, AZ, United States
    $60k – $71k/yrFull TimeEntry with Degree
  • Cynet Systems

    Cynet Systems

    11 days ago

    Medical laboratory scientist

    Pay Range: $35.00hr - $40.00hr Job Overview: Our client is seeking a Medical Laboratory Scientist to perform laboratory testing, processing, and analyses while ensuring strict adherence to quality...

    onsite, Clifton, NJ, United States
    $71k – $81k/yrFull TimeJunior (<2 years)
  • Texas Children's Hospital

    Texas Children's Hospital

    12 days ago

    Medical laboratory scientist - general lab/blood bank

    We’re looking for a Medical Laboratory Scientist, someone who’s ready to grow with our company. In this position, you'll perform routine and special procedures to obtain data or prepare products for...

    onsite, Houston, TX, United States
    Full TimeJunior (<2 years)
  • Texas Children's Hospital

    Texas Children's Hospital

    12 days ago

    Medical laboratory scientist - general lab

    We’re looking for a Medical Laboratory Scientist, someone who’s ready to grow with our company. In this position, you'll perform routine and special procedures to obtain data or prepare products for...

    onsite, Houston, TX, United States
    Full TimeJunior (<2 years)
  • Emergency Physicians Professional Association

    Emergency Physicians Professional Association

    13 days ago

    Medical laboratory scientist (mls) - .8 fte

    The Medical Laboratory Scientist (MLS) utilizes their education, skill, and expertise to support patient care by performing routine clinical laboratory tests done in hematology, chemistry,...

    onsite, Eagan, MN, United States
    $76k – $100k/yrFull TimeJunior (<2 years)
  • Emergency Physicians Professional Association

    Emergency Physicians Professional Association

    13 days ago

    Medical laboratory scientist (mls) - .6 fte

    The Medical Laboratory Scientist (MLS) utilizes their education, skill, and expertise to support patient care by performing routine clinical laboratory tests done in hematology, chemistry,...

    onsite, Eagan, MN, United States
    $76k – $100k/yrFull TimeJunior (<2 years)
  • Quest Diagnostics

    Quest Diagnostics

    14 days ago

    Medical laboratory scientist i - chemistry / endocrinology

    Medical Laboratory Scientist I - Erie, PA Monday to Friday, 4:00 AM to 12:30 PM, with rotational weekends Department: Chemistry / Endocrinology Are you intrigued by the science of the human body?...

    onsite, Erie, PA, United States
    $48k/yrFull TimeEntry with Degree
  • Endeavor Health

    Endeavor Health

    16 days ago

    Medical laboratory scientist (mls) - technical specialist - immunology

    Hourly Pay Range: $35.85 - $55.57 - The hourly pay rate offered is determined by a candidate's expertise and years of experience, among other factors. Position Highlights: Position: Medical...

    onsite, Evanston, IL, United States
    $72k – $112k/yrFull TimeLead / Manager
  • CCRM Fertility

    CCRM Fertility

    21 days ago

    Medical laboratory scientist

    The Medical Technologist (MT) or Medical Laboratory Scientist (MLS) performs all pre-analytic, analytic and post-analytic phases of laboratory testing. The MT/MLS is responsible for collection of...

    onsite, Louisville, CO, United States
    Full TimeJunior (<2 years)
  • Sentara Health

    Sentara Health

    22 days ago

    Medical laboratory scientist

    Overview: Medical Laboratory Scientist (MLS) at Sentara Virginia Beach General Hospital | Virginia Beach, VA Full-Time | Day Shift (6:30 AM – 3:00 PM) Sign-On Bonus Up to $20,000 sign-on bonus...

    onsite, Virginia Beach, VA, United States
    $75k – $110k/yrFull TimeJunior (<2 years)
  • Henry Ford Health

    Henry Ford Health

    23 days ago

    Medical laboratory scientist

    Company Description Henry Ford Health partners with millions of people on their health journey, across Michigan and around the world. We offer a full continuum of services from primary and...

    onsite, Clinton Township, MI, United States
    Full TimeJunior (<2 years)
  • Fairview Health Services

    Fairview Health Services

    25 days ago

    Medical laboratory scientist

    Job Overview Fairview has an exciting opportunity for a full time Medical Laboratory Scientist (MLS) position at M Health Fairview University of Minnesota Medical Center-East Bank in the Molecular...

    onsite, Minneapolis, MN, United States
    Full TimeJunior (<2 years)
  • MidState Medical Center

    MidState Medical Center

    a month ago

    Medical laboratory scientist (mlt,mls)

    Location Detail: 435 Lewis Avenue-Midstate Med (10123) Work where every moment matters. Every day, more than 40,000 Hartford HealthCare colleagues come to work with one thing in common: Pride in what...

    onsite, Meriden, CT, United States
    Full TimeJunior (<2 years)
  • Oregon Health & Science University

    Oregon Health & Science University

    a month ago

    Medical laboratory scientist (mls)

    Department Overview Community Hematology Oncology provides comprehensive medical care in a community setting for adults coping with a diagnosis of cancer or serious blood disorders. The Medical...

    onsite, Portland, OR, United States
    Full TimeMiddle (2-4 years)
  • Saint Joseph Hospital - Lexington

    Saint Joseph Hospital - Lexington

    a month ago

    Medical laboratory scientist (mt)

    Where You’ll Work Welcome to Saint Joseph Hospital, a 433-bed hospital founded in 1877 by the Sisters of Charity of Nazareth as the first hospital in Lexington, Kentucky. Led by Sister Euphrasia...

    onsite, Lexington, KY, United States
    Full TimeJunior (<2 years)

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