Industrial Hygienist — Onsite for Advanced Manufacturing

Castelion Corporation; Torrance (CA); On-site; USD 110,000 - 140,000; Full time

Job summary

Castelion Corporation in Torrance, California is seeking an Industrial Hygienist to support headquarters and manufacturing operations.

This hands-on role will identify workplace exposures, establish effective controls, and translate IH principles into practical solutions across R&D, manufacturing, and support functions. You will collaborate with Engineering, Manufacturing, Facilities, and EHS to apply OSHA/Cal/OSHA standards, evaluate ventilation, PPE, and medical surveillance needs.

Qualifications

• Bachelor's degree in Industrial Hygiene, Occupational Health, Environmental Health, Chemistry, Chemical Engineering, Toxicology, or a related technical discipline.

Responsibilities

• Develop and execute the site's industrial hygiene program, including exposure assessment strategies, sampling plans, monitoring, documentation, and periodic reassessment.
• Conduct qualitative and quantitative assessments of chemical and physical hazards across manufacturing, R&D, laboratory, and supporting operations, including airborne contaminants, noise, and non-ionizing radiation.
• Establish risk-based exposure monitoring strategies, including similar exposure groups, baseline characterization, monitoring frequencies, and reassessment criteria.
• Evaluate occupational exposure risks associated with advanced materials, chemicals, manufacturing processes, and emerging R&D activities, including situations where established exposure information may be limited.
• Partner with Engineering, Manufacturing, and Facilities to identify and implement effective engineering and process controls using the hierarchy of controls.
• Evaluate the effectiveness of ventilation, containment, and other exposure-control systems and provide technical recommendations for improvement.
• Provide industrial hygiene input during new equipment, material, process, and facility reviews to ensure occupational health considerations are incorporated early in design and implementation.
• Serve as a technical resource for respiratory protection, PPE selection, occupational exposure limits, noise and hearing conservation, non-ionizing radiation, and medical surveillance requirements.
• Apply and interpret applicable OSHA and Cal/OSHA requirements and recognized industrial hygiene standards and guidance, including ACGIH, NIOSH, ANSI, and AIHA practices, to establish technically sound exposure assessment and control strategies.
• Analyze and interpret exposure monitoring data, toxicological information, and occupational exposure limits to develop practical recommendations and communicate risk to employees and leadership.
• Develop industrial hygiene procedures, technical guidance, training, and employee communications supporting occupational health programs.
• Support investigations involving potential employee exposures, occupational health concerns, incidents, or abnormal operating conditions.
• Maintain industrial hygiene and employee exposure records in accordance with applicable regulatory and company requirements.
• Support broader site EHS programs and initiatives where industrial hygiene expertise is required .

Job description

Castelion Corporation in Torrance, California is seeking an Industrial Hygienist to support headquarters and manufacturing operations.

This hands-on role will identify workplace exposures, establish effective controls, and translate IH principles into practical solutions across R&D, manufacturing, and support functions. You will collaborate with Engineering, Manufacturing, Facilities, and EHS to apply OSHA/Cal/OSHA standards, evaluate ventilation, PPE, and medical surveillance needs.