ESPER MARIE VALLEJO
14724 42ND AVE W,LYNNWOOD
Summary
Clinical laboratory scientist with expertise in quality assurance and compliance. Proven track record in upholding laboratory safety protocols while delivering accurate test results. Skilled in time management to enhance patient care and operational efficiency.
Overview
31
31
years of professional experience
1
1
Certification
Work History
Medical Technologist - Traveler
Elite Medical Staffing
Bronxville, New York
08.2025 - Current
- Performed laboratory tests such as hematology, urinalysis and coagulation to detect abnormal conditions in patients.
- Maintained safety protocols and quality control standards in laboratory procedures to ensure reliable test results.
- Conducted quality control procedures to ensure accuracy of testing equipment.
- Calibrated laboratory instruments and prepared reagents according to established protocols.
- Documented test procedures and results accurately in electronic health records, enhancing data integrity and patient care.
- Ensured compliance with regulatory standards including HIPAA, OSHA, and CLIA, safeguarding patient confidentiality and laboratory operations.
Clinical Laboratory Scientist - Traveler
Aya Healthcare - Brigham Women's and Children's
Boston, Massachusetts
03.2024 - 03.2025
Clinical Laboratory Scientist - Per Diem
Griffin Healthcare -
Derby, Connecticut
09.2023 - 03.2025
- Prepared blood samples for testing and component separation to ensure timely and accurate results.
- Checked blood compatibility using crossmatching antigen typing and antibody identification.
- Verified patient identification before releasing products from blood bank inventory.
- Assisted with preparation and delivery of blood products to clinical areas, facilitating patient care.
- Conducted routine inventory checks of blood products and supplies.
- Maintained accurate documentation of activities performed during shift, supporting compliance and traceability.
- Performed quality control on instruments prior to use.
- Adhered to safety policies while working in laboratory environment.
Clinical Laboratory Scientist
Aya Healthcare-Brigham Women's and Children's Hosp
Boston, Massachusetts
03.2023 - 12.2023
- Conducted laboratory tests on patient samples using advanced diagnostic equipment.
- Analyzed test results to assist in diagnosing medical conditions.
- Established quality control measures to maintain compliance and uphold standards.
- Minimized downtime by resolving technical issues and operating complex instruments.
- Mentored junior staff on safety protocols and laboratory procedures.
- Managed laboratory inventory to ensure continuous supply availability.
- Oversaw inventory supply and restocking procedures to maintain nonstop operations.
Clinical Laboratory Scientist - Travel
AYA Healthcare - Yale New Haven Health System
New Haven, Connecticut
08.2022 - 01.2023
- Conducted quality control tests to ensure precision in laboratory results.
- Performed data entry in laboratory information system for accurate and current records.
- Optimized instrument performance through regular calibration and troubleshooting.
- Identified corrective actions by documenting preventive maintenance and quality control procedures.
Clinical Laboratory Scientist -Traveler
AMN Healthcare - WATERBURY HOSPITAL
Waterbury, Connecticut
01.2021 - 04.2022
- Analyzed test results and relayed critical findings to healthcare professionals for informed patient care.
- Maintained and operated laboratory equipment to guarantee precise test outcomes.
- Performed routine laboratory tests on blood and other specimens.
- Conducted quality control tests to verify accuracy and reliability of laboratory results.
- Troubleshot instrument malfunctions and conducted preventive maintenance activities.
- Ensured compliance with safety protocols and laboratory regulations.
- Participated in continuing education activities to stay current on new developments in the field.
Clinical Laboratory Scientist - Traveler
Cross Country Healthcare - Carney Hospital
Dorchester, Massachusetts
03.2019 - 01.2021
- Executed diverse laboratory tests in hematology, coagulation, urinalysis, serology, chemistry, blood bank, and microbiology, ensuring timely and accurate patient diagnosis.
- Calibrated and maintained analytical equipment, contributing to consistent reliability and precision of test outcomes.
- Upheld quality control procedures, ensuring accuracy and compliance with regulatory standards in all test results.
- Followed safety protocols and quality standards to maintain a secure lab environment.
- Ensured strict adherence to HIPAA regulations regarding confidential patient data.
- Engaged in continuous education to stay informed on advancements in the field.
Clinical Laboratory Scientist - Traveler
CROSS COUNTY HEALTHCARE - BRIDGEPORT HOSPITAL
Bridgeport, Connecticut
11.2018 - 02.2019
- Ensured timely preparation of blood products for safe storage and distribution.
- Operated blood separation equipment to enhance readiness of components.
- Collaborated with medical staff to guarantee availability of critical blood supplies.
- Monitored temperature controls in storage areas to maintain optimal conditions for blood storage.
- Conducted quality control on instruments prior to operational use.
- Performed crossmatching antigen typing and antibody identification to verify compatibility of blood.
- Complied with all safety protocols within laboratory environments.
Clinical Laboratory Scientist
IRVIN COUNTY HOSPITAL
Ocilla, Georgia
07.2011 - 05.2018
- Conducted laboratory tests on patient samples, delivering precise results to support effective diagnosis.
- Implemented quality control procedures, enhancing accuracy and reliability of testing outcomes.
- Prepared reagents and performed manual tests, adhering strictly to established protocols for testing integrity.
- Reviewed test procedures to ensure compliance with regulatory guidelines and standards.
- Trained and mentored junior staff on laboratory protocols and best practices for operational excellence.
- Maintained complex laboratory equipment, ensuring optimal performance and adherence to manufacturer's specifications.
- Communicated effectively with healthcare team members, including patients and physicians, to facilitate collaborative care.
- Performed preventive maintenance and documented quality control practices, noting corrective actions taken.
Clinical Laboratory Scientist
SOUTH GEORGIA MEDICAL CENTER-LANIER HEALTH
Lakeland, Georgia
05.2005 - 12.2017
- Conducted laboratory testing for diagnosis, treatment, and disease monitoring using advanced instruments.
- Analyzed test results, identified discrepancies, and reported findings to healthcare providers.
- Performed quality control tests to ensure accuracy and reliability of results.
- Calibrated instruments per manufacturer specifications to ensure optimal performance.
- Troubleshot instrument malfunctions and performed preventive maintenance to maintain operational efficiency.
- Prepared reagents and executed manual tests to ensure compliance with established protocols.
- Trained and mentored junior staff on laboratory protocols and best practices to enhance team competency.
- Communicated effectively with coworkers, supervisors, patients, physicians, and nursing staff.
Medical Laboratory Scientist
ADEL MEMORIAL HOSPITAL
Adel, Georgia
10.2008 - 05.2011
- Conducted laboratory tests to support accurate diagnosis of diverse patient conditions.
- Maintained and operated laboratory equipment, ensuring accurate results and reliability.
- Regularly calibrated instruments per manufacturer guidelines to ensure precision.
- Ensured adherence to safety protocols and quality standards consistently.
- Pursued continuing education to enhance knowledge and application of current medical laboratory science advancements.
Medical Technologist
GUIMARAS PROVINCIAL HOSPITAL
GUIMARAS, PHILIPPINES
06.1995 - 05.2005
- Performed laboratory tests including hematology, urinalysis, coagulation, and chemistry to identify abnormalities in patients.
- Partnered with healthcare professionals to analyze test results, supporting optimal treatment decisions.
- Developed quality assurance programs that improved accuracy of laboratory results.
- Maintained strict adherence to quality control protocols to ensure reliability of results.
- Supervised and trained medical laboratory staff in laboratory testing protocols.
- Trained and coached medical lab technicians, overseeing daily operations.
- Operated and maintained equipment for quantitative and qualitative analysis.
- Oversaw departmental inventory and streamlined supply ordering processes.
Education
Bachelor of Science - Medical Technology
University of San Agustin
Iloilo City, Philippines03-1992
Skills
- Analytical skills
- Excellent communication
- Time management abilities
- Detail-oriented
- Laboratory equipment maintenance
- Quality control procedures
- Instrumentation calibration
- Problem solving
Certification
- AMT
- BLS
Timeline
Medical Technologist - Traveler
Elite Medical Staffing
08.2025 - Current
Clinical Laboratory Scientist - Traveler
Aya Healthcare - Brigham Women's and Children's
03.2024 - 03.2025
Clinical Laboratory Scientist - Per Diem
Griffin Healthcare -
09.2023 - 03.2025
Clinical Laboratory Scientist
Aya Healthcare-Brigham Women's and Children's Hosp
03.2023 - 12.2023
Clinical Laboratory Scientist - Travel
AYA Healthcare - Yale New Haven Health System
08.2022 - 01.2023
Clinical Laboratory Scientist -Traveler
AMN Healthcare - WATERBURY HOSPITAL
01.2021 - 04.2022
Clinical Laboratory Scientist - Traveler
Cross Country Healthcare - Carney Hospital
03.2019 - 01.2021
Clinical Laboratory Scientist - Traveler
CROSS COUNTY HEALTHCARE - BRIDGEPORT HOSPITAL
11.2018 - 02.2019
Clinical Laboratory Scientist
IRVIN COUNTY HOSPITAL
07.2011 - 05.2018
Medical Laboratory Scientist
ADEL MEMORIAL HOSPITAL
10.2008 - 05.2011
Clinical Laboratory Scientist
SOUTH GEORGIA MEDICAL CENTER-LANIER HEALTH
05.2005 - 12.2017
Medical Technologist
GUIMARAS PROVINCIAL HOSPITAL
06.1995 - 05.2005
Bachelor of Science - Medical Technology
University of San Agustin