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Scientific Associate

Posted December 05, 2025
Full-time Associate

Job Overview

We have an opening for a Scientific Associate in the Respirator Services & Instrumentation Group. You will collaborate with senior technical personnel and scientists to provide complex technical support with industrial hygiene instrumentation calibration and repair, in-place and mobile high-efficiency particulate air (HEPA) testing, and high-efficiency gas absorption (HEGA) testing. This position is within the Analytical Services & Instrumentation Division of the Technical Services Department of the Environment, Safety & Health (ES&H) Directorate.

This position requires full-time on-site presence due to the nature of the work.

You will 

  • Perform moderately complex technical procedures related to instrument calibration.
  • Follow complex technical procedures to perform HEPA and HEGA filter testing across Site 200 and Site 300. This includes in-place testing on ventilation systems, and mobile testing on vacuums and air movers.
  • Maintain, operate and occasionally repair laboratory equipment within a strict Quality Assurance/Quality Control (QA/QC) framework.
  • Coordinate daily work activities with team, supervisor, Programmatic Areas, Responsible Individuals, and Facility Managers.
  • Author and edit complex technical work procedures in accordance with LLNL Management Assurance requirements.
  • Develop and maintain equipment maintenance schedules and consumable laboratory inventories.
  • Collaborate with a staff of scientific technologists/associates, including work planning and scheduling, procurement, training, team meetings, mentoring, and preparing instructions and procedures.
  • Ensure assignments are performed in accordance with ES&H, security, and business practices, requirements and policies. 
  • Perform other duties as assigned.

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