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Mercor

Industrial Hygienist / Process Safety Engineer

Mercor

. Write challenging single-turn prompts in chemistry and chemical safety, labelled as benign, dual-use, or adversarial .

Posted 11/2/2026contractRemote • United StatesMid-LevelSenior💰 $65 - $75 per hourWebsite

Core Competencies

Role fit
Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in industrial hygiene, process safety, and exposure assessment, with a strong emphasis on technical writing and the ability to evaluate and communicate complex safety scenarios effectively. Proficient in hazard analysis and regulatory compliance related to chemical safety.

Highest-signal resume keywords
Industrial Hygiene CertificationExposure AssessmentProcess Hazard AnalysisTechnical WritingRegulatory Compliance Knowledge

ATS Keywords

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Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills
Exposure AssessmentHazard AnalysisConsequence AnalysisControl BandingVentilation Program DesignPPE Program DesignHAZOPLOPADispersion ModellingManagement of Change
Soft Skills
Technical Writing AbilityJudgment Evaluation
Certifications & Qualifications
Certified Industrial Hygiene
Industry Keywords
Process Safety ManagementSevesoCOMAHOSHAAEGLERPGFacility SitingToxic ReleaseNDA ComplianceMisuse Scenarios

About the role

Key responsibilities & impact
  • Write challenging single-turn prompts in chemistry and chemical safety, labelled as benign, dual-use, or adversarial
  • Evaluate model responses against a defined policy standard
  • Judge whether responses were handled correctly
  • Write reference answers and explain the technical reasoning behind them
  • Distinguish routine professional questions from requests with potential misuse intent
  • Read and write about misuse scenarios in the field for sustained periods
  • Apply industrial hygiene, process safety, exposure assessment, hazard analysis, dispersion modelling, and regulatory expertise to red-team frontier AI models

Requirements

What you’ll need
  • Experience assessing real exposures and real process hazards and signing off on controls
  • Relevant background such as certified industrial hygiene, process hazard analysis, toxic release and dispersion modelling, ventilation/containment/PPE program design for chemical hazards, or regulatory compliance
  • Experience with exposure assessment and sampling strategy
  • Experience with control banding
  • Experience with HAZOP, LOPA, and what-if studies
  • Experience with management of change
  • Experience with consequence analysis and AEGL/ERPG criteria
  • Knowledge of facility siting
  • Experience designing ventilation, containment, and PPE programs for chemical hazards
  • Knowledge of PSM, Seveso, COMAH, OSHA, or national equivalents
  • Strong technical writing ability; every judgment must include a rationale understandable to a non-specialist
  • Prior technical writing, published research, or expert witness experience is a strong signal
  • Must not use classified or export-controlled information, NDA-covered information, or information subject to prepublication review obligations
  • Ability to disclose such obligations so work can be scoped accordingly

Benefits

Comp & perks
  • Up to $250 for each successful referral, subject to referral limits
  • Reasonable accommodations upon request
  • Ability to pause or step away from misuse-scenario work at any point without penalty