Oversee and review Stage 2 data validation performed by junior and mid-level chemists.
Prepare data validation narratives, quality assurance/quality control (QA/QC) reports, and data usability assessments documenting findings and conclusions.
Author, review, and implement Uniform Federal Policy Quality Assurance Project Plans (UFP-QAPPs) and associated quality assurance documentation.
Support environmental field sampling activities through database setup, sample identification, labels, chain-of-custody documentation, and review for compliance with project planning documents.
Manage environmental samples and analytical data throughout the project lifecycle using applicable environmental data management systems.
Perform quality control reviews of data entered into environmental databases, including EQuIS, ERPIMS, ADR.net, and FUDSChem.
Query, evaluate, and reconcile environmental data in response to project needs and verify final database information against laboratory-reported results.
Manage analytical laboratory subcontractors, coordinate sample delivery and analytical schedules, review laboratory performance, and resolve laboratory QA/QC deficiencies.
Coordinate closely with project managers, environmental scientists, engineers, field personnel, laboratories, and data management staff to meet project requirements and schedules.
Provide technical guidance to project managers and junior staff regarding analytical chemistry, laboratory methods, data quality, validation requirements, and interpretation of chemical data.
Support environmental investigations, site characterization, remediation, environmental permitting, effluent monitoring, waste characterization and disposal, and other environmental restoration activities.
Basic Qualifications
Bachelor's degree in Chemistry or a closely related scientific discipline and at least 10 years of relevant experience in environmental chemistry, including validation of inorganic and organic analytical data and environmental data/database management.
Demonstrated experience validating analytical data for environmental investigation, remediation, restoration, or compliance programs.
Experience with PFAS analytical data and other emerging contaminants.
Experience overseeing and providing technical review of junior and mid-level chemists performing Stage 2 data validation.
Strong working knowledge of EPA SW-846 methods, Contract Laboratory Program (CLP) requirements, and environmental analytical chemistry methodologies.
Demonstrated ability to evaluate laboratory QA/QC results and determine the usability and quality of environmental analytical data.
Strong attention to detail with the ability to organize, prioritize, and manage responsibilities across multiple projects and competing deadlines.
Self-motivated with strong analytical, problem-solving, verbal, written, and interpersonal communication skills.
Proficiency with Microsoft Excel and Word.
Preferred Qualifications
Experience performing or reviewing Stage 3 and/or Stage 4 data validation.
Working knowledge of the Department of Defense (DoD) Quality Systems Manual (QSM) and U.S. Environmental Protection Agency (EPA) National Functional Guidelines for Data Review.
Experience developing, reviewing, or implementing UFP-QAPPs for federal environmental programs.
Experience supporting CERCLA, RCRA, DoD, USACE, EPA, or other federal environmental remediation/restoration programs.
Experience with environmental data management systems such as EQuIS, ERPIMS, ADR.net, and/or FUDSChem.
Experience with database and data management tools such as Microsoft Access and SQL.
Experience managing analytical laboratory subcontractors and resolving laboratory data quality or performance issues.
Must be able to pass a Public Trust background investigation; due to contract requirements, U.S. Citizenship or U.S. Permanent residency is required.
Please be advised that during the interview, you will be required to keep your camera on, and your interviewer will be taking your picture for identification purposes if an offer letter is extended to you.**
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Original Posting
October 6, 2026
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 $73,450.00 - $132,775.00
The Leidos pay range for this job level is a general guideline only and 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.
