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Reference Lab Jobs in Tennessee (NOW HIRING)

Responsible for use of HIS, LIS and reference lab computer systems (i.e. Mayo, etc.) as appropriate for specific hospital facility. * Knowledgeable of manual systems for ordering, collection ...

Phlebotomist II

Dyersburg, TN · On-site

$14.25 - $17.75/hr

Availability, willingness, and experience in performing special procedures (such as: assisting physicians in special procedures, special nursery procedures, or preparation of reference lab samples)

Phlebotomist II

Jackson, TN · On-site

$14.25 - $17.75/hr

Availability, willingness, and experience in performing special procedures (such as: assisting physicians in special procedures, special nursery procedures, or preparation of reference lab samples)

Hospital Reference Test Clerk

Johnson City, TN · On-site

$36K - $39K/yr

Onsite Lab and Customer Support Clerk Labcorp is seeking a Onsite Lab Support Clerk to join our ... The Hospital Reference Test Clerk will be responsible for performing clinical specimen accessioning ...

Onsite Lab and Customer Support Clerk Labcorp is seeking a Onsite Lab Support Clerk to join our ... The Hospital Reference Test Clerk will be responsible for performing clinical specimen accessioning ...

Onsite Lab and Customer Support Clerk Labcorp is seeking a Onsite Lab Support Clerk to join our ... The Hospital Reference Test Clerk will be responsible for performing clinical specimen accessioning ...

Phlebotomist

Jackson, TN · On-site

$14.25 - $17.75/hr

Availability, willingness and experience in performing special procedures (such as; assisting physicians in special procedures, special nursery procedures, or preparation of reference lab samples)

Job Reference #: 56137631 Our Client is currently seeking a Medical Technologist-Lab for a position in Knoxville, TN. 3x12 Nights shift. You must have current State Licensure and at least 1 year of ...

Title: RCAM Lab Assistant (Part-time/Temporary) (Pool) Employee Classification: Skilled Crafts ... References WILL be contacted if you are selected for an interview. Your skills, abilities ...

Medical Assistant/LPN

Ooltewah, TN · On-site

$14.50 - $18.50/hr

Draw blood and preparation labs for reference lab processing and/or in-house processing * Perform laboratory tests, lab-quality controls, and equipment maintenance according to written instructions

Showing results 21-40

Reference Lab information

What is a reference lab?

A reference lab is a specialized medical laboratory that performs high-complexity or specialized diagnostic testing, often on samples sent from hospitals, clinics, or other medical facilities. These labs have advanced equipment and expertise to conduct tests that are not typically available in smaller or local labs. Reference labs play a crucial role in providing accurate results for rare, complex, or high-volume tests, supporting physicians in diagnosing and treating patients. They may also offer consultation on test interpretation and guidance on appropriate testing strategies.

What are the key skills and qualifications needed to thrive as a reference laboratory technician?

To thrive as a Reference Laboratory Technician, you need a solid background in laboratory science, attention to detail, and typically an associate's or bachelor's degree in medical technology or a related field. Familiarity with laboratory information systems (LIS), automated analyzers, and quality control procedures is essential, along with certifications like ASCP or AMT being highly valued. Strong organizational skills, effective communication, and the ability to work independently under strict deadlines are crucial soft skills. These competencies ensure accurate test processing, reliable results, and efficient lab operations critical for patient diagnosis and care.

What are some typical challenges faced by professionals working in a reference laboratory, and how can they be addressed?

Professionals in a reference laboratory often encounter challenges such as managing high sample volumes, meeting strict turnaround times, and ensuring accuracy across a diverse range of tests. Effective communication with clinical teams and meticulous attention to detail are essential to maintain workflow efficiency and minimize errors. Continuous training and familiarity with evolving technologies also help staff stay current with best practices and regulatory requirements, ensuring high-quality results and patient safety.

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

AspectReference LabMedical Laboratory Technician
CredentialsVaries; often specialized certifications or licensure depending on tests performedAssociate's degree in medical laboratory technology; certification often required
Work EnvironmentLarge laboratories, hospitals, or diagnostic centers; handling high volume testingHospital labs, clinics, or diagnostic facilities; performing routine tests under supervision
Employer & Industry UsageUsed by diagnostic companies and hospitals for specialized testingCommonly employed in healthcare settings for sample analysis

Reference Labs and Medical Laboratory Technicians both work in laboratory settings, but Reference Labs typically handle high-volume, specialized testing often for multiple clients, while Medical Laboratory Technicians perform routine testing under supervision. Understanding these differences helps in choosing the right career path or job search focus.

What does a reference lab do?

A reference lab is a specialized laboratory that performs complex or specialized diagnostic tests that are often not available at standard labs. They process samples from healthcare providers, using advanced equipment and techniques, and typically require trained personnel and quality certifications to ensure accurate results.
Infographic showing various Reference Lab job openings in Tennessee as of August 2026, with employment types broken down into 2% As Needed, 80% Full Time, 8% Part Time, and 10% Contract. Highlights an 97% Physical, 1% Hybrid, and 2% Remote job distribution.

LAB ASSISTANT

Covenant Health

Morristown, TN • On-site

Per diem

Re-posted 2 days ago


Job description

Laboratory Assistant, General Laboratory

PRN/OCC, Variable Hours Per Pay Period

Morristown-Hamblen Overview:

Morristown-Hamblen Healthcare System is a 170-bed hospital serving an eight-county region in East Tennessee’s Lakeway Area. The facility includes more than 20 emergency suites, advanced laboratories, radiology, and therapy services, and a Breast Imaging Center of Excellence for mammograms, biopsies, and nurse navigation. The Women’s Center features six modern labor and delivery suites and a secure nursery for newborn care. With state-of-the-art technology and a dedicated team, Morristown-Hamblen provides exceptional, patient-focused care close to home. To meet the needs of our growing community, we continue to develop services, attract new physicians, and embrace innovation, all to promote an improved quality of life.  

Position Summary:

An employee in this position must be able to perform in the following areas: collection and proper handling of venous and capillary blood specimens for both in and out patients, responsibility for the safety and comfort of customers, clerical/computer duties, and courier responsibilities as required for the position.


  • Customer service and specimen collection is recognized as the first priority.
  • Transcribes medical orders in a timely manner, orders the appropriate laboratory tests as indicated for patients, lab contracts, and specimens. Follows-up on all verbal orders with requests for written orders.
  • Responsible for answering the departmental telephones and transferring calls to proper laboratory/pathology section; follows through with problem resolution; assists physicians/staff in obtaining, faxing or telephone receipt of laboratory test results; and responsible for strict adherence to proper handling of confidential test results.
  • Responsible for use of HIS, LIS and reference lab computer systems (i.e. Mayo, etc.) as appropriate for specific hospital facility.
  • Knowledgeable of manual systems for ordering, collection, verification, and charting in instances of computer failure.
  • Properly processes, all specimens including accessioning; recognition of test priorities; centrifugation; separation/processing, logging and special collection requirements.
  • Properly collects blood samples from venous and/or capillary (heel or finger) sites as required by facility. Proper use of aseptic technique in the collection of blood culture specimens. Accurately labels all specimens. Proper use of blood bank armband and labeling system.
  • Strict adherence to proper identification of patient’s name and DOB by hospital armband and asking the patient his/her name, or by asking the RN to visually identify the patient.
  • Strict adherence to proper disposal of needles/sharps, and used gloves during phlebotomy.
  • Maintain clerical and phlebotomy work areas in a neat and sanitary manner.
  • Responsible for participation in Laboratory performance improvement activities.
  • Complies with Laboratory policies and procedures, including Exposure Control, Chemical Hygiene Plan, Disaster Plan, the Joint Commission standards, CLIA and State regulations.
  • May be a resource for difficult sticks.
  • Follows policies, procedures, and safety standards. Completes required education assignments annually. Works toward achieving goals and objectives, and participates in quality improvement initiatives as requested.
  • Performs other duties as assigned.

Minimum Education:          

None specified; will accept any combination of formal education and/or prior work experience sufficient to demonstrate possession of the knowledge, skill and ability needed to perform the essential tasks of the job, typically such as would be equivalent to a high school diploma or GED.  Preference may be given to individuals possessing a HS diploma or GED.

Minimum Experience:         

None

Licensure Requirement:      

Certification by NCA, ASCP, ASPT, or comparable institution is desirable.