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Environmental Chemist/Data Validator

Leidos Inc
$57,850.00 - $104,575.00 / yr
United States, Missouri, Earth City
Dec 03, 2025

Description

Leidos is in search of an Environmental Chemist/Data Validator. This role will primarily provide support to the United States Army Corps of Engineers (USACE) Formerly Utilized Sites Remedial Action Program (FUSRAP)St. Louis project. At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customer's success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business.

This role will start on site 100% of the time, with the opportunity for a hybrid work situation in the future. Office support will be conducted at the St. Louis, MO (Earth City) office. It is expected the candidate will be within commutable distance to this location.

The anticipated salary range for this position is between $69,000 and $79,000.

Due to contract requirements; U.S. Citizenship or U.S. Permanent Residency is required.

The Challenge:

  • Perform validation of laboratory data packages of radiological data received from analytical laboratories

  • Evaluate lab reports for completeness, assess quality control results, and assign validation flags to reported concentrations based on the validation criteria

  • Enter data into project database, and perform quality control checks on data entry

  • Prepare written narratives to describe validation findings and write quality assurance/quality control reports

  • Prepare sample information for field work including database setup of sample IDs, labels and chain-of-custody documents, and evaluate compliance with planning documents

  • Query data in response to project management needs; evaluate accuracy of final data relative to the reported data

  • Track samples from collection through laboratory receipt, analysis, and reporting, and evaluate documents for accuracy and completeness

  • Routine communication and coordination with management and staff to ensure overall project objectives are satisfied

Basic Qualifications:

  • B.S. degree in chemistry (preferred) or other closely related science

  • 2+ years' relevant laboratory experience performing environmental analyses (radiological preferred)

  • Excellent attention to detail and time management

  • Must be able to organize and prioritize to accommodate crucial deadlines

  • Self-starter with excellent verbal, interpersonal and written communication skills

  • Knowledgeable of computer software programs including spreadsheets, database, and other Microsoft Office products (Excel, Word, Access)

Preferred Qualifications:

  • At least 4 years' relevant experience validating radiological analytical data and performing environmental data or database management.

  • Experience with radiological laboratory methods, QA/QC elements, and record keeping.

  • Familiarity with laboratory instrumentation systems.

  • Proficient with computer software programs including spreadsheets, database, and other Microsoft Office products

  • Experience with environmental data validation practices/policies/procedures especially the Department of Defense Quality Systems Manual and U.S. Environmental Protection Agency National Functional Guidelines for Data Review.

  • Experience with environmental databases such as ERPIMS, EQuIS, ADR.net or FUDSChem, or data management software such as MS Access and SQL.

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.

Original Posting:November 26, 2025

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.


Pay Range:Pay Range $57,850.00 - $104,575.00

The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware of fake employment opportunities using Leidos' name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system - never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

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