Remote Senior Environmental Chemist: Data Validation Lead

Leidos; United States; Remote; USD 120,000 - 150,000; Full time

Job summary

Leidos is seeking a Senior Environmental Chemist to support federal environmental remediation programs. This role focuses on senior-level technical expertise in environmental chemistry, data validation, data quality, and data management across site characterization and restoration activities.

The candidate will oversee validation of inorganic and organic data, supervise junior chemists, and ensure QA/QC compliance with regulatory standards.

Qualifications

• Bachelor's degree in Chemistry or a closely related scientific discipline required, with 10+ years in environmental chemistry.
• Experience validating analytical data for environmental investigation, remediation, restoration, or compliance programs.
• Experience with PFAS analytical data and other emerging contaminants.
• Experience overseeing Stage 2 data validation and providing technical reviews to junior staff.

Responsibilities

• Perform chemical data validation and independent technical reviews of inorganic and organic analytical data packages.
• Evaluate laboratory deliverables for completeness and regulatory compliance; assess QC results and assign data qualifiers.
• Oversee Stage 2 data validation performed by junior chemists; provide mentorship.
• Prepare QA/QC reports, data usability assessments, and validation narratives.
• Author and implement UFP-QAPPs and related QA documentation.
• Support environmental field sampling through database setup, labeling, chain-of-custody review, and planning.
• Manage samples and data through project lifecycle using environmental data systems.
• Review QA/QC of data entered into databases (EQuIS, ERPIMS, ADR.net, FUDSChem).
• Coordinate with project teams to meet requirements and schedules.
• Provide technical guidance on chemistries, lab methods, data quality, and interpretation.

Skills

Analytical data validation

Environmental data management

QA/QC oversight

Communication skills

Excel

Word

Education

Bachelor's degree in Chemistry or related

Tools

EPA SW-846

CLP requirements

EQuIS

ERPIMS

ADR.net

FUDSChem

Job description

Leidos is seeking a Senior Environmental Chemist to support federal environmental remediation programs. This role focuses on senior-level technical expertise in environmental chemistry, data validation, data quality, and data management across site characterization and restoration activities.

The candidate will oversee validation of inorganic and organic data, supervise junior chemists, and ensure QA/QC compliance with regulatory standards.