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Pacific Northwest National Laboratory Post Masters Research Associate - Isotope Mass Spectrometry in Richland, Washington


At a time when complex environmental problems are emerging on every front, the Nuclear Sciences Division's staff, capabilities, and facilities are delivering science and technology innovations for the environment, as well as for energy and national security needs. Our diverse work addresses a wide range of national and international challenges, from providing solutions that protect the health of people who must work in hazardous environments, to developing durable new materials, streamlining industrial processes for improved productivity and effectiveness, and delivering new approaches for environmental cleanup. Nuclear Sciences Division capabilities and efforts are focused in three key areas including Environmental Health and Remediation, Nuclear Regulatory, and Nuclear Energy.


The Pacific Northwest National Laboratory is seeking a qualified post masters research associate to join the Actinide Chemistry Team, which supports the goals of the Nuclear Sciences Division. The ideal candidate will support a mass spectrometry capability in the Radiochemical Processing Laboratory that consists of a Triton Plus TIMS, a Neptune Plus MC-ICP-MS, and an Element XR ICP-MS. Significant, hands-on experience with at least one of these analytical instruments is required. Experience with laser ablation would be an asset. The candidate should also have significant experience with acid digestion of solids and chromatographic separations (ion exchange and/or sorption) as well as experience working in a trace isotopic/elemental signatures laboratory. Knowledge of radiochronometry is preferred. This candidate will support research related to nuclear forensics, nuclear fuel fabrication, and post irradiation examinations. The candidate will be expected to work with a team of researchers, contribute to future proposals for research funding, and adhere to a culture of safety.


Minimum Qualifications:

  • Candidates must have received a Master’s degree within the past 24 months or within the next 8 months from an accredited college or university. Minimum overall GPA of 3.0 required.

Preferred Qualifications:

  • Masters in geology, chemistry, radiochemistry, or nuclear engineering with 2+ years of experience with thermal ionization mass spectrometry and/or inductively coupled plasma mass spectrometry.

  • Experience with TIMS, MC-ICP-MS, and/or HR-ICP-MS.

  • The ideal candidate will have experience with ion exchange chromatography.

  • The preferred candidate will have experience working in a clean room.

  • Excellent oral and written communication skills, a demonstrated ability to work individually and as a team member.

Hazardous Working Conditions/Environment

Work wil be in the RPL, a radiological facility.

Section 6.5.2 of the RPL Building Emergency Plan (BEP) requires that building occupants must be able to run, not walk, 100 feet ( from the building in the event of a criticality alarm, with or without reasonable accommodation.

Additional Information

Due to business needs and client space, US Citizenship is required.

Pacific Northwest National Laboratory is subject to the Department of Energy Unclassified Foreign Visits & Assignments Program site, information, technologies, and equipment access requirements.

Testing Designated Position

Not Applicable.

About PNNL

Pacific Northwest National Laboratory (PNNL) is a world-class research institution powered by a highly educated, diverse workforce committed to the values of Integrity, Creativity, Collaboration, Impact, and Courage. Every year, scores of dynamic, driven people come to PNNL to work with renowned researchers on meaningful science, innovations and outcomes for the U.S. Department of Energy and other sponsors; here is your chance to be one of them!

At PNNL, you will find an exciting research environment and excellent benefits including health insurance, flexible work schedules and telework options. PNNL is located in eastern Washington State—the dry side of Washington known for its stellar outdoor recreation and affordable cost of living. The Lab’s campus is only a 45-minute flight (or 3 hour drive) from Seattle or Portland, and is serviced by the convenient PSC airport, connected to 8 major hubs.

Commitment to Excellence, Diversity, Equity, Inclusion, and Equal Employment Opportunity

Our laboratory is committed to a diverse and inclusive work environment dedicated to solving critical challenges in fundamental sciences, national security, and energy resiliency. We are proud to be an Equal Employment Opportunity and Affirmative Action employer. In support of this commitment, we encourage people of all racial/ethnic identities, women, veterans, and individuals with disabilities to apply for employment.

Pacific Northwest National Laboratory considers all applicants for employment without regard to race, religion, color, sex (including pregnancy, sexual orientation, and gender identity), national origin, age, disability, genetic information (including family medical history), protected veteran status, and any other status or characteristic protected by federal, state, and/or local laws.

We are committed to providing reasonable accommodations for individuals with disabilities and disabled veterans in our job application procedures and in employment. If you need assistance or an accommodation due to a disability, contact us at .

Drug Free Workplace

PNNL is committed to a drug-free workplace supported by Workplace Substance Abuse Program (WSAP) and complies with federal laws prohibiting the possession and use of illegal drugs.

If you are offered employment at PNNL, you must pass a drug test prior to commencing employment. PNNL complies with federal law regarding illegal drug use. Under federal law, marijuana remains an illegal drug. If you test positive for any illegal controlled substance, including marijuana, your offer of employment will be withdrawn.

Mandatory Requirements

Please be aware that the Department of Energy (DOE) prohibits DOE employees and contractors from having any affiliation with the foreign government of a country DOE has identified as a “country of risk” without explicit approval by DOE and Battelle. If you are offered a position at PNNL and currently have any affiliation with the government of one of these countries, you will be required to disclose this information and recuse yourself of that affiliation or receive approval from DOE and Battelle prior to your first day of employment.

Rockstar Rewards

Employees and their families are offered medical insurance, dental insurance, vision insurance, health savings account, flexible spending accounts, basic life insurance, disability insurance, employee assistance program, business travel insurance, tuition assistance, supplemental parental bonding leave, surrogacy and adoption assistance, and fertility support. Employees are automatically enrolled in our company funded pension plan and may enroll in our 401k savings plan. Employees may accrue up to 120 vacation hours per year and may receive ten paid holidays per year.

  • Research Associates excluded.

**Once eligibility requirements are met.

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