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Marine Corps MOS · Combat & Infantry

5769 Chemical, Biological, Radiological and Nuclear (CBRN) Defense Chief

Current service use not established

This code is listed in the directory. Inclusion alone does not confirm current service use.

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Overview

The CBRN Defense Chief advises staff members and coordinates CBRN defense, reconnaissance, and decontamination operations. The chief plans, coordinates, and monitors the employment of CBRN equipment and attached capabilities, performs warning and reporting in the unit combat operations center, and coordinates response activities.

Minimum clearance: Secret, often with SCI exposure

Core Skills

  • Operations center CBRN warning and reporting
  • Reconnaissance and decontamination equipment employment planning
  • Coordination of CBRN response activities

Civilian Career Paths

Career associations are editorial assessments of the cited evidence, not an official crosswalk unless the evidence explicitly says so. O*NET supplies civilian occupation information, not proof of a military match. Related experience does not confer civilian qualifications. Tasks and tools below describe civilian work, not military training.

Emergency Management Specialist

Coordinating CBRN response, planning equipment employment, and performing operations center warning and reporting transfer directly to emergency preparedness and response coordination.

How to prepare: Build a civilian emergency-response planning sample identifying participating agencies, available equipment, coordination procedures, and situation-reporting needs for specialist or coordinator applications. Treat director positions within this O*NET occupation as progression opportunities, checking their education and relevant-experience expectations separately.

What the civilian work involves
  • Develop and maintain liaisons with municipalities, county departments, and similar entities to facilitate plan development, response effort coordination, and exchanges of personnel and equipment.
  • Maintain and update all resource materials associated with emergency preparedness plans.
  • Prepare emergency situation status reports that describe response and recovery efforts, needs, and preliminary damage assessments.
Civilian tools and software (examples)
  • Microsoft SharePoint
  • Alert Technologies OpsCenter

Occupational Health and Safety Specialists

Advising commanders on CBRN defense and coordinating reconnaissance, defense equipment employment, and decontamination provide a foundation for workplace hazard protection.

How to prepare: Take a course in civilian workplace safety regulations and use it to build a sample chemical-hazard inspection checklist. Specialists typically need a bachelor's degree in occupational health and safety or a related field, and some employers prefer prior industry experience.

What the civilian work involves
  • Recommend measures to help protect workers from potentially hazardous work methods, processes, or materials.
  • Inspect or evaluate workplace environments, equipment, or practices to ensure compliance with safety standards and government regulations.
Civilian tools and software (examples)
  • Microsoft Excel
  • Microsoft Word

Training & Development

Choose credentials for your target role. COOL funding markers describe program listings, not a guarantee of eligibility or funding.

Career Growth

  • Certified Safety Professional (CSP) · Funded

    Support progression in workplace hazard assessment, safety controls, incident investigation, and emergency response planning.

    Eligibility and preparation: At least a bachelor's degree, four years of safety, health, and environment experience with at least 50% preventative, professional-level work demonstrating breadth and depth of safety duties, and a BCSP Qualified Credential such as ASP, GSP, or TSP; passing the CSP examination is also required.

    For: Occupational Health and Safety Specialists

  • Certified Hazardous Materials Manager (CHMM)

    Support a hazardous-materials focus within occupational safety, including safe handling, compliance, and emergency preparation.

    Eligibility and preparation: A baccalaureate degree or higher from an accredited college or university and at least four years of relevant hazardous materials management or related experience are required before scheduling and taking the exam; applied science or a related degree field is preferred.

    For: Occupational Health and Safety Specialists

Notes & Sources

Evidence for this guidance (6 documents)
  1. NAVMC 1200.1L (FY26, in force): MOS 5769

    [1] MOS 5769 section "a. Summary"; cached text line 46801; NAVMC 1200.1L signed 2025-03-07, in force until 2026-10-01

    Supports: Operations center CBRN warning and reporting, Reconnaissance and decontamination equipment employment planning, Coordination of CBRN response activities, Emergency Management Specialist (O*NET 11-9161.00), Occupational Health and Safety Specialists (O*NET 19-5011.00)

    [2]NAVMC 1200.1L MOS 5769: Related SOC titles · MOS 5769 section "e. Related Standard Occupational Classification"

    Supports: Emergency Management Specialist (O*NET 11-9161.00), Occupational Health and Safety Specialists (O*NET 19-5011.00)

  2. O*NET: Emergency Management Directors

    [3] O*NET 30.3 occupational data

    Supports: Emergency Management Specialist (O*NET 11-9161.00)

  3. O*NET: Occupational Health and Safety Specialists

    [4] O*NET 30.3 occupational data

    Supports: Occupational Health and Safety Specialists (O*NET 19-5011.00)

  4. Bureau of Labor Statistics: Occupational Health and Safety Specialists and Technicians

    [5] How to Become One: Education, Training, Work Experience; page dated 2026-08-27, retrieved 2026-09-23

    Supports: Occupational Health and Safety Specialists (O*NET 19-5011.00)

  5. COOL credential mapping: Certified Safety Professional (CSP)

    [6] 5769 cached COOL credential feed

    Supports: Certified Safety Professional (CSP)

    [7]BCSP: Certified Safety Professional requirements · Certification requirements 1-5; retrieved 2026-09-23

    Supports: Certified Safety Professional (CSP)

  6. COOL credential mapping: Certified Hazardous Materials Manager (CHMM)

    [8] 5769 cached COOL credential feed

    Supports: Certified Hazardous Materials Manager (CHMM)

    [9]IHMM: Certified Hazardous Materials Manager eligibility · Eligibility Requirements, Prerequisites and Relevant Experience; retrieved 2026-09-23

    Supports: Certified Hazardous Materials Manager (CHMM)

Defense contractor jobs for 5769

Descriptions may be summarized for clarity. Verify all information with your branch career counselor or official military documentation before making career decisions.

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