Medical Laboratory Scientist

ohsu· Pathology Lab Services
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📍 Portland, OR, USOTHER

About this role

Department Overview

The purpose of the Medical Laboratory Scientist position in the Special Immunology and Coagulation Lab is to provide high-quality patient care testing services that support the overall patient care activities of Oregon Health & Science University Hospitals and Clinics and the Department of Pathology. The person in this position is authorized to perform testing in the following areas: Clinical Toxicology and Biochemical Genetics. The person filling this position will be of professional demeanor and perform their duties with an attitude that will best serve the clients of the department.

Function/Duties of Position

Performs testing utilizing GC-MS, LC-MS/MS instrumentation and diverse chemical reagents to perform high-complexity sample testing Follows written procedures, analytical methods and laboratory safety policies

  • ­Determines acceptability of specimens, peak integration, and mass spectrometry data results
  • ­Performs LC-MS, GC-MS instrument maintenance, daily start-up, mobile phase preparation, source cleaning and daily quality control checks.
  • Design, optimize and validate new analytical testing method (LDT) ­
  • Executes LC-MS troubleshooting procedures if indicated by daily system suitability checks, mass calibration, or QC failures. 

Prepares and processes samples for testing:

  • ­Perform extensive manual extractions (such as liquid-liquid and solid phrase extractions) on diverse sample matrices
  • ­Execute high-volume, highly repetitive manual pipetting with extreme accuracy and dexterity to minimize volumetric error
  • ­Calculate complex chemical unit conversions rapidly for sample and standard solution
  • ­Prepare accurate calibrations, internal standards, and mobile phases using precise manual techniques
  • ­Loads prepared samples, operate Mass Spec systems, and monitor data for peak integration and compound tracking
  • ­Performs sample processing duties: Checks in samples, prints work lists, enters results, reviews work, files paperwork, etc.
  • ­Performs all computer functions using LIS according to established procedures and makes required comments in computer.
  • ­Organizes study samples and data using manual or computer-based methods.

Reviews and compiles testing results and paperwork for interpretation by lead, Technical Coordinator, manager or faculty:

  • ­Interpret chromatograms and mass spectra data
  • ­Ensures that all patient and QC results are calculated and recorded according to standard procedures.
  • ­Checks results for plausibility and consistency with diagnostic criteria.
  • ­Works with faculty to improve efficiency and quality of work.
  • ­Works with faculty to evaluate and adapt new tests and methods for pre-analytical sample preparation in all methods used by the laboratory to improve efficiency, accuracy and throughput of testing.
  • Carefully documents method development ideas/procedures in writing
  • ­Writes new and revises old laboratory procedures
  • ­Assists with correcting reports, reviewing work lists.

Other Duties as Assigned

Required Qualifications

  • Bachelor's degree in Medical Technology, Clinical Lab Science, Medical Laboratory Science, Chemical or Biological field, and current certification MT (ASCP), or MLS (ASCP) within 90 days of hire.  Current certification and credential maintenance must be maintained for individuals who were certified after January 1, 2004.  Certification as MT (ASCP) or MLS (ASCP) or by AMT preferred. OR

  • Completion of a 2-year accredited Medical Laboratory Technician program, plus MLT (ASCP) or equivalent certification within 90 days of hire, and 4 years of experience in a clinical laboratory. Certification as MT (ASCP) or MLS (ASCP) or by AMT preferred. Current certification and credential maintenance must be maintained for individuals who were certified after January 1, 2004. OR 

  • Bachelor's degree in a Chemical or Biological field, and four years’ experience as a Medical Laboratory Technician in a clinical laboratory performing testing and related tasks. Certification as MT (ASCP) or MLS (ASCP) or by AMT preferred. Current certification and credential maintenance must be maintained for individuals who were certified after January 1, 2004. Note: experience in a specialty lab area will only qualify candidate to work in that specialty area.

Preferred Qualifications

  • At least one-year experience in analytical lab setting doing high complexity work including mass spectrometry operation and method development.
  • MLS(ASCP) Experience with mass spectrometry, gas chromatography, or use with UPLC

Additional Details

Positions in the laboratory and environs may require working flexible schedules including nights weekends and holidays; working at multiple laboratory or hospital sites; traveling between laboratories and sites by stairs, elevator, tram, shuttle or other means; exposure to blood and body fluids, chemical hazards, radiation; working in a somewhat noisy and crowded environment; wearing gloves and other Personal Protective Equipment for long periods of time; experiencing occasional temperature fluctuations in building.

Why apply to OHSU?

We are Oregon's only public academic health center. In addition to caring for patients, we lead groundbreaking research. We also train the next generation of health care professionals. As Portland's largest employer, we give you opportunities to learn and advance in a system of hospitals and clinics across Oregon and Southwest Washington. All are welcome. OHSU welcomes people of all ages, ethnicities, genders, national origins, religions and sexual orientations. We are striving to build an anti-racist, multicultural institution and encourage people with diverse backgrounds to apply. To request reasonable accommodation, contact askhr@ohsu.edu

Frequently Asked Questions

Is the salary disclosed for the Medical Laboratory Scientist position at ohsu?
The salary for this Medical Laboratory Scientist role at ohsu is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Medical Laboratory Scientist position at ohsu located?
This Medical Laboratory Scientist role at ohsu is based in Portland, OR, US. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Medical Laboratory Scientist role at ohsu full-time or part-time?
This is listed as a OTHER position. It is posted as a Medical Laboratory Scientist role in the Pathology Lab Services department at ohsu.
Which team or department does the Medical Laboratory Scientist at ohsu belong to?
This Medical Laboratory Scientist position is part of the Pathology Lab Services department at ohsu. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Medical Laboratory Scientist position at ohsu?
Click the "Apply Now" button on this page. You will be redirected to ohsu's official application portal hosted on icims where you can submit your application directly.
When was the Medical Laboratory Scientist job at ohsu posted?
This Medical Laboratory Scientist position at ohsu was posted on Sep 16, 2026. Apply as soon as possible — early applications are often reviewed first.
Medical Laboratory Scientist
ohsu
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