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Marine Corps MOS · Support

4591 Communication Strategy and Operations 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

A Communication Strategy and Operations Chief assists the COMMSTRAT Officer, Visual Information Officer, or COMMSTRAT Planner with communication planning and execution. The chief is proficient in the development of written and visual communication products.

Minimum clearance: Secret at entry, TS/SCI to maintain

Minimum ASVAB: CL 100 or GT 100

ASVAB policy: Not policy-reviewed · coverage unknown · as of 2026-10-18

Program scope has not been reviewed.

Policy applicability and coverage of the program's score routes have not been reviewed. Shown-route arithmetic is not an eligibility decision.

Source: navmc-1200-1l-fy26 (source date 2025-03). Policy applicability has not been established.

See if you would hit this score: free ASVAB practice test

Core Skills

  • Communication personnel and equipment deployment
  • Written and visual production oversight
  • Domestic and international audience engagement
  • Communication integration into operational planning

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.

Public Relations Specialists

Advising leaders on communication, coordinating communication plans, and engaging audiences through news and social media transfer directly to public relations work.

How to prepare: Build a portfolio using publicly releasable work that pairs a communication plan with written and visual products tailored to its intended audiences.

What the civilian work involves
  • Respond to requests for information from the media or designate an appropriate spokesperson or information source.
  • Plan or direct development or communication of programs to maintain favorable public or stockholder perceptions of an organization's accomplishments, agenda, or environmental responsibility.
  • Post and update content on the company's Web site and social media outlets.
Civilian tools and software (examples)
  • Adobe Creative Cloud software
  • Canva
  • Microsoft PowerPoint

Editors

Technical proficiency in written communication and supervision of communication-product production provide a foundation for editorial production and copy oversight.

How to prepare: Create a before-and-after editing sample that demonstrates improvements to readability, factual accuracy, and consistency of style.

What the civilian work involves
  • Verify facts, dates, and statistics, using standard reference sources.
  • Develop story or content ideas, considering reader or audience appeal.
  • Prepare, rewrite and edit copy to improve readability, or supervise others who do this work.
Civilian tools and software (examples)
  • Microsoft Word
  • Adobe Acrobat

Notes & Sources

Evidence for this guidance (3 documents)
  1. NAVMC 1200.1L (FY26, in force): MOS 4591

    [1] MOS 4591 section "a. Summary"; cached text line 45531; NAVMC 1200.1L signed 2025-03-07, in force until 2026-10-01

    Supports: Communication personnel and equipment deployment, Written and visual production oversight, Domestic and international audience engagement, Communication integration into operational planning, Public Relations Specialists (O*NET 27-3031.00), Editors (O*NET 27-3041.00)

  2. O*NET: Public Relations Specialists

    [2] O*NET 30.3 occupational data

    Supports: Public Relations Specialists (O*NET 27-3031.00)

  3. O*NET: Editors

    [3] O*NET 30.3 occupational data

    Supports: Editors (O*NET 27-3041.00)

Defense contractor jobs for 4591

Predecessor codes

Historical codes with documented links to 4591. Each history page explains the change.

4341Mass Communicator4612Combat Camera Production Specialist4641Combat Photographer4671Combat Videographer4691Combat Camera Chief

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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