Summary
Overview
Work History
Education
Skills
Accomplishments
Timeline
Generic

Marianne Loquias

Arcadia,CA

Summary

Dynamic Clinical Laboratory Scientist with extensive experience at Quest Diagnostics, adept at enhancing laboratory operations and ensuring compliance with safety protocols. Proven ability in troubleshooting analyzers and maintaining documentation accuracy. Recognized for implementing quality assurance programs and facilitating successful laboratory inspections, driving operational excellence in high-complexity testing environments.

Overview

8
8
years of professional experience

Work History

Clinical Laboratory Scientist - Per Diem

USC Keck Hospital
Los Angeles, CA
04.2024 - Current
  • Conducted comprehensive testing in chemistry, hematology, and clinical microscopy.
  • Performed daily maintenance, calibration, quality control, and troubleshooting for various laboratory systems including Architect, Roche, Cobas, SmartLyte, OSMOPro, Sysmex, XN3000, Stago STA-R Max, Stago Compact SP-10, Aution Max, Iris 1Q2000, TEG 5000, and Quantra.
  • Conducted gram stain readings and reported results for positive blood cultures.
  • Navigated laboratory information systems software such as Imprivata, Cerner, and Sysmex CareSphere.
  • Facilitated communication of critical results for cancelled tests and ensured comprehensive documentation.

Lead CLS/CLS III

Quest Diagnostics, Inc.
Arcadia, CA
04.2024 - Current
  • Assisted in conducting weekly reviews of preventive maintenance tasks. Supported safety checklist audits to ensure compliance. Aided in maintaining accurate patient report documentation.
  • Directed all laboratory operations and functions, ensuring compliance with safety standards and proficiency testing protocols.
  • Enhanced laboratory operational systems to ensure compliance with state and federal regulations.
  • Facilitated problem resolution for client-generated and intralab technical and non-technical issues.
  • Oversaw preparation and coordination of laboratory inspections by state and federal agencies.
  • Oversaw all phases of developing, validating, and implementing moderate to high complexity testing in a CLIA environment.
  • Executed comprehensive internal and external audit processes to ensure compliance and accuracy.
  • Assisted in managing laboratory quality assurance program and compliance. Supported daily, weekly, and monthly equipment maintenance, calibration, and quality control activities.
  • Implemented CLS I and II functions while managing diverse administrative responsibilities.

Clinical Laboratory Scientist II

Quest Diagnostics, Inc.
Arcadia, CA
01.2020 - 04.2024

Executed CLS I functions while acting as technical consultant and supervisor if Lead CLS is on vacation or time off.

Clinical Laboratory Scientist I

Quest Diagnostics, Inc.
Arcadia, CA
01.2018 - 01.2020
  • Performs STAT analysis on specimens for Chemistry, Hematology, Coagulation, Immunochemistry, Immunology, and Clinical Microscopy.
  • Competent in handling analyzers such as Beckman-Coulter AU680, DxC700 AU, Sysmex-XS1000iC, Sysmex XN-1000, Siemens CA600, Clinitek Advantus, Clinitek Status, Excyte 20, Excyte 40, Hologic FFN, Centaur CP, and Centaur XP.
  • Performs equipment calibrations and run controls.
  • Participates in the validations of new tests or instruments.
  • Participates in Quality Assurance activities such as calibration verification, platelet poor plasma check, and instrument to instrument comparison.
  • Performs reagent parallel verification.
  • Analyze external competency materials from College of American Pathologist (CAP)
  • Process requisitions and specimens through Intelligent Data Acquisition and Accessioning (IDAA).
  • Monitors turn-around time for samples being analyzed in laboratory.
  • Performs laboratory procedures with high degree of accuracy, specificity and confidentiality.
  • Apply proper documentation skills.

Education

Master of Arts - Healthcare Administration

University of Arizona Global Campus
Arizona
06.2022

Bachelor of Science - Medical Technologist

Centro Escolar University
Manila, Philippines
04.2009

Skills

Follows Laboratory safety protocols

Follows Safety compliance

Documentation Compliance

Troubleshoots analyzers

Accomplishments

Awarded Rapid Response Laboratory Employee of the 2nd Quarter of 2025.

Timeline

Clinical Laboratory Scientist - Per Diem

USC Keck Hospital
04.2024 - Current

Lead CLS/CLS III

Quest Diagnostics, Inc.
04.2024 - Current

Clinical Laboratory Scientist II

Quest Diagnostics, Inc.
01.2020 - 04.2024

Clinical Laboratory Scientist I

Quest Diagnostics, Inc.
01.2018 - 01.2020

Master of Arts - Healthcare Administration

University of Arizona Global Campus

Bachelor of Science - Medical Technologist

Centro Escolar University
Marianne Loquias