Medical Laboratory Scientist (MLS) - Blood Bank - Per Diem

Endeavor Health
Arlington Heights, IL

Hourly Pay Range: $30.46 - $45.69 - The hourly pay rate offered is determined by a candidate's expertise and years of experience, among other factors.

Position Highlights:

  • Position: Medical Laboratory Scientist (MLS) – Blood Bank - Per Diem
  • Location: Northwest Community Laboratory
  • Full Time/Part Time: Resource - Per Diem
  • Hours: 7am-3:30pm, weekends and holidays as well per dept needs.

What you will do:

  • Performs high complexity and moderate complexity testing accurately and efficiently.
  • Perform blood bank testing including ABO/Rh typing, antibody identification, and cross-matching.
  • Maintain accurate and timely documentation of test results.
  • Adhere to regulatory and accreditation standards (CAP, AABB, CLIA).
  • Perform quality control and equipment maintenance.
  • Assist in inventory management of blood products and reagents.
  • Collaborate with physicians, nurses, and other laboratory staff to ensure timely transfusion support.
  • Participate in continuing education and competency assessments.

What you will need:

  • Education: Bachelor's degree in medical laboratory scientist or equivalent .
  • Certification: Certification by ASCP (MLS or equivalent) preferred.
  • Experience: One year of working in Blood Bank experience preferred.
  • Unique or Preferred Skills: Strong understanding of immunohematology principles. Ability to work independently and under pressure in emergency situations.

Benefits

  • Community Involvement Opportunities

Endeavor Health is a fully integrated healthcare delivery system committed to providing access to quality, vibrant, community-connected care, serving an area of more than 4.2 million residents across six northeast Illinois counties. Our more than 25,000 team members and more than 6,000 physicians aim to deliver transformative patient experiences and expert care close to home across more than 300 ambulatory locations and eight acute care hospitals – Edward (Naperville), Elmhurst, Evanston, Glenbrook (Glenview), Highland Park, Northwest Community (Arlington Heights) Skokie and Swedish (Chicago) – all recognized as Magnet hospitals for nursing excellence. For more information, visit

When you work for Endeavor Health, you will be part of an organization that encourages its employees to achieve career goals and maximize their professional potential.

Please explore our website ( to better understand how Endeavor Health delivers on its mission to “help everyone in our communities be their best”.

Endeavor Health is committed to working with and providing reasonable accommodation to individuals with disabilities. Please refer to the main career page for more information.

At Endeavor Health, we are united by a shared commitment to working together to create a culture of connection and belonging—each of us bringing different skills and experiences as we deliver safe, seamless, and personal care. Every person, every time. We are committed to fostering an environment where all team members can be their best, learn, and pursue excellence together.

EOE: Race/Color/Sex/Sexual Orientation/ Gender Identity/Religion/National Origin/Disability/Vets, VEVRRA Federal Contractor.

Posted 2026-07-27

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