A Comprehensive Guide to U.S. Air Force Ranks

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Plus, learn how promotions work in the U.S. Air Force

Co-authored by Samantha Fulton, BA

Last Updated: June 4, 2026 Fact Checked

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Enlisted Ranks

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Officer Ranks

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Air Force Promotions

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Enlisted Ranks vs Officer Ranks

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If you’re curious about how ranks and insignia in the Air Force work, you’re in the right place. Whether you’re considering enlisting yourself or you have loved ones who are moving up the ranks, this guide will help you understand the duties of each Air Force rank and which insignia goes with it. We’ll break down the key duties of enlisted ranks and officer ranks. Plus, we’ll cover how Air Force members get promoted and the key differences between enlisted and officer ranks. Keep reading for your comprehensive overview of Air Force ranks!

Air Force Rank Insignia Chart

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A chart depicting the insignia for enlisted and officer ranks in the U.S. Air Force.

Enlisted rank insignia feature chevrons (stripes) that increase with rank. Once members reach noncommissioned officer status, their insignia will have an increasing number of rockers. Officer rank insignia can be gold or silver bars, gold or silver oak leaves, or an increasing number of silver stars.

Section 1 of 4:

Air Force Enlisted Ranks Explained

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Airman Basic (AB) This is the lowest possible enlisted rank. It is the entry-level rank for newly enlisted members of the Air Force. Airman Basics must graduate from basic training and maintain the Air Force’s physical and professional standards. The primary focus is adapting to the military lifestyle.^{[1]
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Research source} To move up to the next rank, Basics must complete 6 months of basic training.
- Insignia: none
- Level: Airman (E-1)
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Airman (Amn) An Airman is still adapting to the military profession, but they’re expected to understand and conform to standards, customs, and courtesies. Typically, Airmen will also be in technical school for their specialty.^{[2]
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Research source} Airmen must complete 10 months in this role before moving up to the next rank.
- Insignia: Single chevron
- Level: Airman (E-2)
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Airman First Class (A1C) Airmen First Class are still considered junior enlisted members. Their main focus is increasing their mission-ready skills and building their technical proficiency in assigned duties. They also work toward earning their 5-skill level, which means they can complete specialized tasks without supervision.^{[3]
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Research source} Typically, Airmen First Class complete 3 years in service and 20 months in their rank before moving to Senior Airman.
- Insignia: Two chevrons
- Level: Airman (E-3)
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Senior Airman (SrA) Senior Airmen spend time developing their leadership skills and provide mentorship to junior enlisted airmen (levels E-1 through E-3). They also develop and apply basic problem-solving skills in operational settings. At this point in training, they’re accountable for enforcing Air Force standards.^{[4]
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Research source} To move up to the noncommissioned officer (NCO) role of Staff Sergeant, Senior Airmen must complete Airman Leadership School and their 5-skill level.
- Insignia: Three chevrons
- Level: Airman (E-4)
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Staff Sergeant (SSgt) Staff Sergeants directly supervise Airmen to make sure missions are accomplished. Typically, they command squads of 9-15 soldiers and offer feedback and mentorship to subordinates. Plus, they are responsible for enforcing military standards, discipline, and training. Typically, Staff Sergeants need 6 years in service and 24 months in their rank before moving up to Technical Sergeant.^{[5]
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- Insignia: Three chevrons and a rocker
- Level: Noncommissioned Officer (E-5)
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Technical Sergeant (TSgt) Technical Sergeants have the same responsibilities as Staff Sergeants, but they also must be technical experts. They’re in charge of training junior enlisted members for increased responsibility. Technical Sergeants also enforce discipline and readiness requirements. To move up to Master Sergeant, they must complete NCO Academy and have 24 months in their role, with 8 total years of service.^{[6]
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- Insignia: Three chevrons and two rockers
- Level: Noncommissioned Officer (E-6)
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Master Sergeant (MSgt) Master Sergeants begin to transition to operational-level responsibilities. They oversee mission execution and the professional development of their unit. They have the expertise to serve as advisors and provide expert military advice. Before moving up to Senior Master Sergeant, Master Sergeants must complete Senior Noncommissioned Officer (SNCO) Academy and have 24 months in their rank.
- Insignia: Three chevrons, two rockers, and one inverted chevron
- Level: Senior Noncommissioned Officer (E-7)
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Senior Master Sergeant (SMSgt) Senior Master Sergeants offer guidance on enlisted force development and command decisions. They serve as mentors to their subordinates, preparing them for leadership roles. They also lead larger teams and must have excellent strategic oversight.
- Insignia: Three chevrons, two rockers, and two inverted chevrons
- Level: Senior Noncommissioned Officer (E-8)
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Chief Master Sergeant (CMSgt) Chief Master Sergeant is a high-level leadership rank. They must advise commanders, lead teams, and execute strategic plans. They’re held to a high standard of discipline and professionalism because they’re responsible for setting an example for other enlisted members. Only the top 1% of enlisted corps can be promoted to Chief Master Sergeant, making it a huge accomplishment to achieve this role.^{[7]
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- Insignia: Three chevrons, two rockers, and three inverted chevrons
- Level: Senior Noncommissioned Officer (E-9)
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First Sergeant (FS) This is a special duty assignment given to an enlisted Air Force member who already holds the rank of MSgt, SMSgt, or CMSgt. Also known as “first shirts,” First Sergeants supervise airmen in their unit and monitor health and morale. They report issues and work with commanders to come up with solutions.^{[8]
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- Insignia: Three chevrons, two rockers, inverted chevrons aligning with level, and a diamond
- Level: Senior Noncommissioned Officer (E-7, E-8, E-9)
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Command Chief Master Sergeant (CCM) Command Chief Master Sergeant is a senior leadership position in the Air Force. Their responsibilities are wide-ranging and can include anything from touring different squadrons to advising Colonels on behalf of enlisted members. They often work closely with local communities and attend events. Plus, they’re responsible for boosting Airmen morale and selecting Airmen for promotion.^{[9]
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- Insignia: Three chevrons, two rockers, three inverted chevrons, and a star
- Level: Senior Noncommissioned Officer (E-9)
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Chief Master Sergeant of the Air Force (CMSAF) This is the highest enlisted member of the Air Force. In this senior leadership role, the CMSAF advises the Chief of Staff and the Secretary of the Air Force for more than 665,000 Total Force Airmen. Plus, the CMSAF represents Air Force interests to the American public and all levels of the government.^{[10]
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- Insignia: Three chevrons, two rockers, three inverted chevrons, with a laurel wreath and the Great Seal of the United States
- Level: Senior Noncommissioned Officer (SEA)

Section 2 of 4:

Air Force Officer Ranks Explained

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Second Lieutenant (2d Lt) Second Lieutenant is the lowest Commissioned Officer rank in the Air Force. They often do not stay in this role for long—Airmen from the ranks and college graduates are able to skip this rank entirely. Second Lieutenants are in charge of supervising flights as flight commanders. They may also work in administrative positions.^{[11]
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- Insignia: One gold bar
- Category: Company Grade Officer (O-1)
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First Lieutenant (1st Lt) First Lieutenants share many of the same responsibilities as Second Lieutenants. The main difference between the two is that First Lieutenants receive a pay raise upon promotion. They also have more experience than Second Lieutenants. First Lieutenants can be flight commanders or section officers.^{[12]
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- Insignia: One silver bar
- Category: Company Grade Officer (O-2)
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Captain (Capt) Captains are typically responsible for serving as flight commanders. However, they might have different responsibilities depending on their career fields or the area of their assignment. While this role typically requires 4 years as an officer, some fields (like medical or legal) may allow an officer to enter this rank upon commissioning because of their extensive education.^{[13]
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- Insignia: Two parallel silver bars
- Category: Company Grade Officer (O-3)
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Major (Maj) Majors have increased responsibilities and play a large role in planning and execution for training and missions. They have to have exceptional leadership abilities and usually at least 10 years of service. Majors may also become more involved in administrative duties for their squadron or wing.^{[14]
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- Insignia: One gold oak leaf
- Category: Field Grade Officer (O-4)
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Lieutenant Colonel (Lt Col) Lieutenant Colonels are high-achieving individuals who have succeeded beyond their cohort group. They are typically squadron commanders and may serve as staff members to generals. This rank usually isn’t achieved until around 20 years of military service.^{[15]
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- Insignia: One silver oak leaf
- Category: Field Grade Officer (O-5)
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Colonel (Col) Colonels are officers who have consistently met their training and educational requirements. They are often group or wing commanders and are responsible for making decisions that will influence the overall mission of their base. Sometimes, Colonels become commanders for officer training schools or military colleges. They usually have about 22 years of service.
- Insignia: One silver eagle
- Category: Field Grade Officer (O-6)
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Brigadier General (Brig Gen) Brigadier Generals are in charge of administrative and operational tasks. They often serve in high-level staff positions and make decisions that influence the mission of their base. They tend to have specific areas of expertise and usually serve as wing or base commanders.
- Insignia: One silver star
- Category: General Officer (O-7)
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Major General (Maj Gen) Major Generals often have as many as 10,000 people under their command.^{[16]
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Research source} They are in charge of managing administrative and operational functions and ensuring that their base’s mission is achieved every day. They may also serve as liaisons between groups like the Reserves or National Guard.
- Insignia: Two silver stars in a row
- Category: General Officer (O-8)
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Lieutenant General (Lt Gen) Lieutenant Generals are part of a larger group of leaders and often cover multiple geographic locations. They can even work as part of the government as an advisor to the president or secretary of defense! Very few people achieve this role, with only 25% of officers gaining two or more stars.^{[17]
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Research source} High ranks like this require nomination and support from multiple formal organizations.
- Insignia: Three silver stars in a row
- Category: General Officer (O-9)
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General (Gen) This rank is awarded by the president to officers with extensive service and recognition. It is the highest rank a commissioned officer can hold. Generals hold top military positions in the Pentagon and serve in command positions. They can also occupy treaty organizations, like NATO.
- Insignia: Four silver stars in a row
- Category: General Officer (O-10)
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General of the Air Force (GAF) This rank is reserved for exceptional wartime use and is an incredibly uncommon rank. It only exists in rare, historical instances. There are currently no 5-star generals in the Air Force. The only officer to be awarded the 5-star general rank in the Air Force was General Henry “Hap” Arnold in 1949.^{[18]
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- Insignia: Five silver stars in a pentagon
- Category: General Officer (O-11)

Section 3 of 4:

How do promotions work in the Air Force?

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For instance, an entry-level Airman Basic must do 6 months of basic training before moving up to an E-2 Airman. Then, it takes 10 months in-grade to move up to Airman First Class and an additional 18 to 24 months to move up to Senior Airman.^{[19]
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Airmen must study and apply themselves to continue to move up the ranks from Airmen to noncommissioned officer positions. Most Airmen take two, 100-question tests called the Specialty Knowledge Test and the Professional Development guide to assess their overall military knowledge.^{[20]
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Officers who are eligible for promotion to ranks of Major through Colonel meet a mandatory board to decide whether they will move up in rank. Lower ranks (First Lieutenant through Captain) do not need to meet a review board and instead undergo a records review.^{[21]
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Section 4 of 4:

Enlisted Ranks vs Officer Ranks

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Enlisted ranks apply to members without a college degree or ROTC training. Enlisted members begin with basic training and work their way up the ranks. They typically have at least a high school diploma and are trained in technical roles.^{[22]
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Research source} Enlisted members are usually assigned where they’re most needed and are not guaranteed their first-choice career.
- These are noncommissioned service positions.
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Officer ranks almost always require a four-year degree. Members moving through these ranks typically complete ROTC training in college or Officer Candidate School after their four-year degree.^{[23]
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Research source} There is more flexibility for career choice in these ranks because Officers have already completed education in a specific field.
- These are commissioned service positions, which means they outrank noncommissioned officers.^{[24]
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