EHS Technician

Castelion; Torrance (CA); On-site; USD 65,000 - 90,000; Full time

Benefits offered by this job

Benefits package

Job summary

Castelion seeks an Environmental, Health & Safety Technician to support manufacturing, R&D, and test operations. The role focuses on field inspections, equipment servicing, hazardous materials handling, and coordinating daily safety priorities on the production floor.

You will work under the EHS Manager and collaborate with the EHS Specialist to maintain compliance, train staff, and drive safe work practices in a fast-paced environment.

Qualifications

• High school diploma or equivalent and related safety credentials.
• Associate's degree or technical certificate in OH&S, environmental science, or industrial hygiene.
• EHS certificate program, military safety training, or apprenticeship.
• 1–3 years hands-on EHS experience in manufacturing, R&D, or industrial settings.
• Familiarity with OSHA and Cal-OSHA requirements.
• Ability to accurately complete inspection forms and logs.
• Ability to work on a production floor and in outdoor test environments.
• Meet U.S. export control requirements (ITAR or EAR).

Responsibilities

• Perform daily/weekly safety walkthroughs in manufacturing, R&D, and test areas and document findings.
• Coordinate daily/weekly coverage with the EHS Specialist to ensure full site coverage.
• Verify condition of PPE, lockout devices, eyewash/shower stations, fire extinguishers, and spill kits.
• Triage and maintain hazardous waste areas and prepare for shipments.
• Assist with chemical storage segregation and inventory to support hazard communication.
• Support on-site response actions as directed.
• Coordinate EHS training logistics (room setup, attendance tracking, records filing).

Skills

Hazard identification

Inspection documentation

Safety training coordination

Hazard communication

Physical mobility

Export control compliance

Education

High school diploma or equivalent

Associate's degree in OH&S / environmental science / industrial hygiene

EHS certificate program / military safety training / apprenticeship

Tools

OSHA 10/30 certifications

DOT hazmat shipping

RCRA certifications

Forklift certification

First aid/CPR certifications

Job description

Why Castelion, Why Now

Castelion is moving incredibly fast to develop and deliver advanced defense systems at a time when execution matters more than ever. We believe focus, ownership, and excellence are decisive advantages - and we're building a world-class team to turn bold ideas into real capability.

This is a rare opportunity to join at an early stage, where you'll have significant ownership, collaborate with exceptional teammates, and make a direct, measurable impact on our mission and the future of the company - regardless of your function.

EHS Technician

The Environmental, Health & Safety (EHS) Technician provides hands on field support to manufacturing, R&D, and test operations by performing the day-to-day tasks that keep EHS programs running. This role reports directly to the EHS Manager and works in tandem with the EHS Specialist to cover the site, sharing field workload and coordinating daily priorities.

The EHS Technician spends most of the workday on the production floor and in test areas conducting inspections, servicing and staging safety equipment, handling hazardous materials and waste to accumulation area, and supporting training delivery. This role executes established program requirements instead of developing them, escalates hazards to the EHS Manager, and reinforces safe work practices in a fast paced, high hazard environment. Castelion is seeking an individual who with the ability to collaborate with area owners to reduce safety risks across multiple departments.

Responsibilities

• Perform daily and weekly walkthroughs of manufacturing, R&D, and test areas using approved checklists, documenting findings. Partner with EHS team on hazard identification and control selection.
• Coordinate daily and weekly coverage with the EHS Specialist so inspections, training, open ticket items, and field support are divided across the site without gaps or duplication.
• Verify condition and availability of PPE, lockout devices, eyewash and shower stations, fire extinguishers, and spill kits.
• Triage and maintain hazardous waste accumulation areas to include satellite area upkeep and staging containers for scheduled waste shipments.
• Assist employees with secondary container labeling and chemical storage segregation, maintenance of chemical inventory, to support hazard communication requirements.
• Support with on-site response actions where directed.
• Coordinate EHS training logistics including, room and material setup, attendance tracking, and records filing.

Basic Qualifications

• High school diploma or equivalent, and one of the following:
• Associates degree or technical certificate in occupational health and safety, environmental science, industrial hygiene, or a related technical field
• Completion of a recognized EHS certificate program, military safety technical training, or apprenticeship
• Additional directly applicable hands on EHS experience in lieu of formal post-secondary education
• One to three years of hands on EHS, industrial hygiene, environmental, or safety support experience in manufacturing, research and development, construction, or industrial environment
• Familiarity with basic OSHA and Cal-OSHA workplace safety requirements
• Ability to accurately complete inspection forms, logs, and recordkeeping documentation
• Comfortable working on a production floor and in outdoor test environments, including standing, walking, climbing ladders, and lifting up to 50 pounds
• Ability to wear required PPE, including respiratory protection
• Ability to meet U.S. export control requirements (ITAR or EAR)

Preferred Skills And Experience

• Associate's degree in occupational health and safety, environmental science, or industrial hygiene
• 2+ of EHS experience in aerospace, defense, manufacturing, or another high hazard industry
• OSHA 10 or OSHA 30, DOT hazmat shipping, forklift, RCRA certifications, or first aid/CPR certifications
• Experience managing hazardous waste accumulation areas under RCRA or California hazardous waste requirements
• Experience working in a startup or fast paced environment

Castelion offers a generous benefits package. Please refer to the bottom of our Careers page for more details.

Other Duties

Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice.

Additional Eligibility Requirements

This position may require access to classified information or restricted U.S. Government sites, systems, or information, as determined by the Company and/or applicable U.S. Government requirements. If the position is so designated, your employment in the role may be contingent upon your ability to obtain and maintain the required U.S. Government security clearance or other government authorization, and to satisfy any citizenship or other eligibility requirements imposed by applicable law, regulation, executive order, or government contract requirements. You will be notified if and when such requirements apply.

Affirmative Action/EEO Statement

Castelion is an Equal Opportunity Employer. We are committed to providing equal employment opportunities to all applicants and employees without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, genetic information, protected veteran status, or any other characteristic protected by applicable federal, state, or local law.

Castelion is committed to providing reasonable accommodations to qualified individuals with disabilities throughout the application and hiring process. If you require a reasonable accommodation to complete an application, participate in the interview process, or otherwise participate in the hiring process, please contact [e-mail]. Requests for accommodation will be considered on an individual basis and handled in accordance with applicable law.

Castelion is committed to fostering a workplace where employment decisions are based on qualifications, business needs, and the ability to perform the essential functions of the role, with or without reasonable accommodation.

EAR/ITAR Requirements

This position requires access to export-controlled information, and as such, employment (or hiring of a contractor) is contingent upon the candidate’s ability to access all applicable export-controlled information without additional export licensing being required by the Bureau of Industry and Security and/or the Directorate of Defense Trade Controls.