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Defensive Structural Firefighter

Position Description

Introduction

The purpose of this basic position is to serve as a Structural Defensive Fire Fighter.  Performs firefighting duties from a defensive position, and participates in salvage and overhaul activities.

Duties

  • Utilizes a variety of basic firefighting tools and equipment to attack and extinguish fires from a defensive position.
  • Operates hydrants, hose lines, pumps, and other related equipment.
  • Utilizes all required Personal Protective Equipment (PPE) including self-contained breathing apparatus, but are not allowed to enter an environment that presents an immediate danger to life and health.
  • Provides emergency medical care within the scope of training and certification.
  • Participates in cleanup, salvage, and overhaul operations.

Position Knowledge and/or Requirements

  • Basic knowledge of the Incident Command System (ICS).
  • Knowledge of firefighting operations and procedures gained through direct experience and/or completion of the requirement to meet minimum standards set by the National Fire Protection Association, (NFPA 1001) or equivalent.
  • Ability to provide basic emergency medical care such as first aid for minor injuries, and CPR.
  • Knowledge of Personal Protective Equipment (PPE), and its appropriate use in firefighting operations.
  • Knowledge of situational awareness fundamentals including personal equipment, essential firefighting equipment, and general all-risk hazards.

Supervisory Controls

Work direction is provided by a Supervisory Firefighter or other designated supervisor who makes assignments and procedures to be followed.  Most defensive firefighting duties are performed under close supervision with specific instructions provided for unfamiliar or unusual situations.  Completed work is reviewed for operational effectiveness and compliance with instructions.

Guidelines

Procedures for doing the work have been established and a number of specific guidelines or standard orders are available such as oral instructions, manuals, health and safety codes, and OJT or formal training.  Assistance is provided for problems encountered not specifically covered by guidelines.

The incumbent works in strict accordance with the guidelines, references and procedures.  Deviations or questions are referred to the supervisor or higher graded firefighter for resolution.

Complexity

The incumbent performs a variety of firefighting assignments which require defensive firefighting skills, and assisting with emergency medical situations.  Emergency responses often involve action in extremely adverse physical and emotional conditions and ability to function effectively in sensitive situations.

Work requires application of established firefighting practices in areas of assignment.  Individual discretion and judgment is limited to defensive firefighting situations.

Scope and Effect

The purpose of this position is to act as a team member in implementing defensive firefighting objectives for a safe operation while effectively performing fire suppression operations.  The effectiveness and timeliness of the decisions and actions taken impacts the efficiency of assignments and the safety of operations performed.

Personal Contacts

Personal contacts are with local agency firefighting personnel or incident management team personnel during the duration of the incident.  The incumbent may also interact with media operations, family members, special interest groups, and others with interests in the incident.

Purpose of Contacts

The purpose of contacts is to obtain briefings and orders, as well as to relay incident information to and from the incident management team and other fire team members, and to provide general and specific information and assistance.

Physical Demands

Firefighting work routinely involves physically rigorous assignments and strenuous activity.  Incumbent must maintain excellent physical condition to carry out responsibilities including the ability to pass an arduous duty physical, and handle a variety of heavy and cumbersome firefighting equipment.  Emergency firefighting situations often require clear reasoning and decisive action under conditions of extreme mental and physical stress.

Work Environment

Work environment is predominately outdoors in all types of weather, night or day, for extended periods of time.  The incumbent is subject to cold, hot, windy, wet, or snowy conditions, and subject to extreme heat, burns, falling objects, exposure to smoke and noxious fumes.  Wearing of PPE used in firefighting operations is mandatory.

 

NWCG Latest Announcements

ETC Equipment Bulletin: 25-003 Flame-Resistant Shirt Survey

Date: June 12, 2025
Questions?  Please contact:
Equipment Technology Committee

The U.S. Forest Service National Technology and Development Program (NTDP) is seeking input on the Forest Service-designed flame-resistant (FR) shirt, currently available through the National Interagency Support Cache system and FedMall.

NTDP is conducting a product review to improve future FR shirt designs. As part of this effort, a short survey is now open for federal employees who have worn any of three recent FR shirt models. Feedback will guide design improvements to better meet the needs of wildland firefighters.

To comply with the Paperwork Reduction Act, responses are limited to federal employees. The survey is open through September 12, 2025. 

References:

NWCG Alerts

ETC Equipment Bulletin: 25-003

NEW! S-130, Firefighter Training (Blended) Now Available

Date: June 10, 2025
If you have questions, please visit our FAQ page. 
If your question is not answered there, you can 
submit your question using our Contact Us form. 
 

The S-130, Firefighter Training (Blended), equips new wildland firefighters with essential skills through a mix of online learning and hands-on training. The course features a required online component and an instructor-led exercise, reinforcing online concepts with practical performance-based training.

The course builds competencies in wildland fire operations, safety, and equipment use, applicable across various operational environments. Both the online component and instructor-led field exercise must be completed to receive a certificate of completion. Students are required to finish the prerequisite S-190, Introduction to Wildland Fire Behavior, before enrolling in S-130, Firefighter Training (Blended).

References:

S-130, Firefighter Training (Blended)

S-190, Introduction to Wildland Fire Behavior

Wildland Fire Learning Portal

EMC Memo 25-001: Interim Rapid Extraction Module (REMS) Training and Qualification Requirements

Date: June 3, 2025
Questions?  Please contact:
Emergency Medical Committee

The Emergency Medical Committee has issued interim guidance for Rapid Extraction Module Support (REMS) teams. Until further notice, Type I and II REMS teams must designate a team leader qualified at Firefighter Type 1 Squad Boss (FFT1) or higher. This temporary change replaces the Single Resource Boss (SRB) requirement, which is currently not feasible due to administrative barriers.

This memorandum does not include any other changes to the NWCG Standards for Rapid Extraction Module Support, PMS 552. This interim change takes effect immediately and will remain in place until further notice.

References:

EMC Memo 25-001: Interim Rapid Extraction Module (REMS) Training and Qualification Requirements

NWCG Standards for Rapid Extraction Module Support, PMS 552

Equipment Bulletin 25-002: Chaps, Chain Saw, M-2020, Nonconformities Affecting Use, Appearance, and Serviceability

Date: June 2, 2025
Questions?  Please contact:
Equipment Technology Committee

The Equipment Technology Committee issued Equipment Bulletin: 25-002 to address a manufacturing nonconformity affecting Forest Service specification, 6170-4K Chain Saw Chaps. The issue applies to chaps manufactured in 2024 and 2025 and distributed through FedMall. These chaps may have incorrectly bound edges that expose inner protective layers.

Independent purchasers should inspect all chain saw chaps received from FedMall beginning in 2024, prior to use. Review the full Equipment Bulletin: 25-002 for inspection criteria and recommended actions.

References:

NWCG Alerts

ETC Equipment Bulletin: 25-002