6602 Aviation Supply Officer

Aviation supply officers lead the supply side of the aviation enterprise. You manage parts inventories worth millions of dollars, coordinate supply chains that span the globe, and make decisions that affect whether aircraft can fly. This is not a generic supply job. It is a specialized aviation logistics leadership role that sits at the point where supply discipline and aviation readiness reinforce each other.

Job Role and Responsibilities

The 6602 Aviation Supply Officer leads Marines and manages the supply picture that supports aviation units. You oversee inventory management, requisition processing, material receipt and issue, and supply chain coordination shaped by the needs of squadrons and aviation organizations. The field sits inside the aviation-support system and has to keep pace with aviation readiness demands. Every maintenance action, every scheduled inspection, and every unscheduled repair requires parts. You ensure those parts are available, accounted for, and delivered.

MOS Codes in OccFld 66

Command and Leadership Scope

As a 6602 officer, you lead enlisted supply Marines including 3043 Marines who execute the hands-on supply work. Your span of control starts at the squadron level and expands to group and MAF-level aviation logistics operations. You make decisions about supply priorities, inventory management, and logistics readiness that directly affect the squadron’s ability to maintain aircraft.

Mission Contribution

The Marine Air-Ground Task Force cannot sustain aviation operations without parts, material, and supply support. The 6602 officer leads the Marines who manage the aviation supply chain that keeps aircraft flying. Your work ensures that the squadron has the parts and material it needs to maintain aircraft readiness. Without supply support, maintenance stops and aircraft are grounded.

Technology, Equipment, and Systems

The 6602 works with the Global Combat Support System-Marine Corps and other logistics information systems. You manage supply operations that include inventory control, requisition processing, material receipt and issue, and supply chain coordination. The systems you oversee track thousands of parts, complex inventory records, and strict accountability requirements. Aviation supply is different from ground supply because the parts are more expensive, the supply chains are more complex, and the readiness stakes are higher.

Salary and Benefits

Officer Base Pay

Source: DFAS 2026 pay tables. Figures reflect the 2026 pay raise.

These 2026 monthly basic pay rates come from DFAS. An O-1 with less than two years of service earns $4,150.20 per month. Pay increases with years of service and promotion. Officers also receive Basic Allowance for Subsistence at $328.48 per month and Basic Allowance for Housing at officer rates based on duty location and dependency status.

Additional Benefits

Healthcare coverage comes through TRICARE Prime with no enrollment fee, deductible, or copay for active-duty members. Family members enroll under the sponsor with no enrollment fee and no in-network copays. The Blended Retirement System provides a pension at 20 years equal to 40 percent of your high-36 average basic pay, plus automatic 1 percent Thrift Savings Plan contributions with government matching up to 5 percent of basic pay. Continuation pay is available between 8 and 12 years of service.

Work-Life Balance

Officers earn 30 days of leave per year, accruing at 2.5 days per month with a maximum carryover of 60 days. Garrison schedules follow standard duty hours with additional responsibilities during inventory audits and logistics exercises. Deployments compress leave and extend work hours. The 6602 deployment tempo tracks with squadron and group aviation logistics cycles.

Qualifications and Eligibility

Commissioning Sources

Test Requirements

OCC and MECEP candidates take the ASVAB as part of the commissioning process. Competitive scores strengthen your application. The 6602 is an aviation-support officer role and does not require ASTB-E scores. All candidates must pass the officer physical examination and meet Marine Corps fitness standards.

MOS Assignment at TBS

The 6602 is assigned after The Basic School based on class standing, preference list, and the needs of the Marine Corps. TBS performance directly influences your first assignment. Officers who perform well at TBS earn stronger billets and better career momentum. OccFld 66 is a logistics field, and officers who demonstrate organizational ability and leadership at TBS are competitive for 6602 assignment.

Upon Commissioning

New officers enter at O-1, Second Lieutenant. The standard minimum service requirement for Marine officers is four years of active duty following commissioning, with a total eight-year military service obligation that can be fulfilled through the Marine Corps Reserve. Aviation supply officers do not carry the extended service obligations that apply to pilot and NFO communities.

Work Environment

Setting and Schedule

The 6602 works in supply sections, warehouses, and logistics offices within aviation units. Your daily environment centers on inventory systems, requisition processing, and supply chain coordination. Garrison schedules follow standard duty hours with additional responsibilities during inventory audits. Deployments place you in austere locations where supply chain extension and parts transportation require careful planning.

Leadership and Chain of Command

As a platoon-level officer, you report to your squadron commanding officer through the logistics officer chain. You work closely with your platoon sergeant and the senior enlisted supply Marines who bring technical experience. The officer-SNCO relationship is critical in supply units. You make the decisions. Your SNCOs ensure the supply execution and inventory accuracy match your intent.

Staff vs. Command Roles

Early career focuses on squadron-level supply leadership. Mid-career brings supply management and group-level aviation logistics staff positions. Command for 6602 officers typically takes the form of a supply company or similar support unit. Field-grade officers serve at the MAF, HQMC, or joint staff level where they shape aviation supply policy.

Job Satisfaction

The 6602 offers a clear logistics identity within the aviation enterprise. Officers who enjoy supply chain management, inventory control, and leading Marines in a demanding environment tend to stay satisfied. The aviation logistics community produces field-grade officers who serve at senior levels. The path differs from pilot routes, but the ceiling is real.

Training and Skill Development

The Basic School

Every newly commissioned Marine officer attends TBS regardless of eventual MOS. You learn infantry tactics, land navigation, communications, planning, and Marine Corps history and values. The supply officer who cannot patrol or read a map will not earn the respect of the Marines they lead.

MOS School

After TBS, 6602 officers complete follow-on training in aviation supply management, inventory control, requisition processing, and the supply systems used by Marine aviation units. Training locations include Naval Supply Systems Command training facilities and Marine Corps logistics training commands. The Aviation Logistics Officer Course provides additional education in supply chain management. Platform-specific supply familiarization courses cover the parts and material requirements for Marine aviation platforms.

Professional Military Education

Expeditionary Warfare School is the Captain-level resident PME course at MCB Quantico. Command and Staff College serves Majors at MCB Quantico and covers operational art and campaign planning. The School of Advanced Warfighting is a highly competitive selectee program for Majors who demonstrate exceptional operational thinking. Senior officers attend the Marine Corps War College.

Additional Schools and Training

6602 officers pursue specialized courses in logistics information systems, GCSS-MC operation, and supply chain management. Civilian education opportunities include fully funded graduate programs, Olmsted Scholarships, and advanced degree programs supported by Tuition Assistance up to $4,500 per year.

Career Progression and Advancement

Rank Progression

Promotion System

Promotion from O-1 to O-3 is essentially time-based with satisfactory performance. O-4 and above require selection by promotion boards. Boards evaluate fitness reports, professional military education completion, command performance, and broadening assignments. Competitive officers complete KD positions on time, earn strong fitness reports, and pursue PME at every opportunity.

MOS Changes and Functional Areas

Officers can apply for MOS changes through the monitor system, typically between major assignments. Broadening assignments include recruiting duty, NROTC instructor, joint staff billets, and Marine Security Guard. These assignments build a competitive record and expose officers to perspectives beyond aviation supply.

Physical Demands and Medical Evaluations

Physical Fitness Standards

All Marine officers take the same PFT and CFT as every other Marine. The 6602 has no additional MOS-specific physical demands beyond standard Marine fitness requirements. You must maintain the physical standards required of any Marine officer.

PFT and CFT Standards (Age 17-20)

Medical Evaluations

The 6602 requires the standard Marine officer physical examination. No additional flight physical is required since this is an aviation-support officer role. Standard medical disqualifications apply as determined by DoDMERB and Marine Corps medical standards.

Deployment and Duty Stations

Deployment Details

6602 officers deploy with their squadrons. MEU deployments place you in management of supply operations for the aviation combat element’s aircraft during a six-month deployment. You coordinate aviation supply support with the amphibious ready group, manage parts inventory in a deployed environment, and ensure the squadron has the material it needs for maintenance operations. Larger deployments with MEBs and MEFs involve multiple squadrons and multiple aircraft types. Expeditionary advanced base operations require planning for supply chain extension, parts transportation, and inventory management in environments with limited infrastructure.

Duty Station Options

Primary Marine Corps installations for 6602 officers include MCAS Miramar, MCAS Cherry Point, MCAS Yuma, MCAS Beaufort, MCAS Iwakuni, Camp Pendleton, and Camp Lejeune. Officer duty station assignments flow through the monitor system and the Marine Corps Manpower Management Office. Preferences are considered but needs of the Marine Corps drive final assignments.

Risk, Safety, and Legal Considerations

Job Hazards

The 6602 works in warehouse environments, supply sections, and deployed logistics sites. Hazards include material handling injuries, forklift operations, and exposure to hazardous materials stored in aviation supply chains. Officers face command responsibility for the safety of their Marines and the proper execution of supply operations.

Safety Protocols

Operational Risk Management governs all supply activities. Material handling procedures and warehouse safety standards establish the protocols that protect both personnel and equipment. You apply ORM principles before supply actions and ensure compliance with safety standards. The officer who ignores material handling safety puts Marines and inventory at risk.

Legal and Command Responsibility

As an officer, you hold command authority and UCMJ responsibility for the Marines under your charge. You are accountable for supply documentation, inventory accountability, and the proper execution of all supply actions. Relief for cause ends careers and carries lasting consequences. Command climate and equal opportunity requirements are officer responsibilities that cannot be delegated.

Impact on Family and Personal Life

Family Considerations

The 6602 deployment tempo tracks with squadron deployment cycles. PCS moves occur every two to three years on average. Family support comes through MCCS programs, Military OneSource, and Marine Corps Family Team Building. Aviation installations typically have well-established family support infrastructure and established spouse communities.

Dual-Military Considerations

The Marine Corps assigns dual-military couples through the Marine Corps Total Force Manpower Management System. Couples in aviation fields may find themselves at the same installation or separated by deployment cycles. Family care plans are required for dual-military couples with children. Communication with your monitor early and often helps manage assignment coordination.

Marine Corps Reserve

Component Availability

The 6602 is available in the Marine Corps Reserve through aviation logistics units. Reserve billets depend on unit structure and platform mix. Active duty provides the clearest path to repeated field experience and broader exposure to the full range of aviation supply operations.

Commissioning Paths

Reserve commissioning follows the same sources as active duty. PLC-R serves reserve-component candidates. NROTC students can contract for the Marine Corps Reserve. Active-duty officers can transfer to the reserve after completing their minimum service requirement.

Drill Commitment

The standard reserve commitment is one weekend per month for drill and two weeks per year for Annual Training. Aviation logistics units may require additional training days for supply system certifications, inventory audits, and pre-deployment workups. The technical nature of aviation supply systems demands regular hands-on training to maintain proficiency.

Part-Time Pay

An O-3 Captain with less than two years of service earns $5,534.10 per month on active duty. A reserve O-3 earns one-thirtieth of that amount per drill day, or approximately $184.47 per drill day. A standard four-day drill weekend yields about $737.88. Annual Training pays the full daily rate for each day.

Benefits Differences

Reserve members enroll in Tricare Reserve Select with monthly premiums, compared to zero-cost TRICARE Prime for active duty. Federal Tuition Assistance provides up to $4,500 per year for reserve members. The GI Bill prorates based on active-duty service time. Reserve retirement uses a points-based system that pays out at age 60, reduced by 90 days for each 90 consecutive days of qualifying active duty service.

Deployment and Mobilization

Reserve 6602 officers mobilize when their units are called to support operational requirements. Mobilizations typically run 12 months. Reserve aviation units support MEU rotations, expeditionary operations, and homeland defense missions. ADOS tours provide opportunities for active-duty service without full mobilization.

Civilian Career Integration

The 6602 pairs well with civilian careers in supply chain management, logistics operations, and inventory control. Reserve officers commonly work as supply chain managers, logistics coordinators, and operations supervisors in the civilian sector. USERRA protects civilian employment during military service. Reserve service enhances civilian career prospects by demonstrating logistics leadership and operational discipline.

Active vs. Reserve Comparison

Post-Service Opportunities

Transition to Civilian Life

The 6602 builds supply chain and logistics management skills that transfer directly to civilian careers. Industries that actively recruit former Marine officers include supply chain management, logistics operations, retail operations, and defense contracting. The Transition Readiness Program, SkillBridge, and Hiring Our Heroes provide structured transition support.

Civilian Career Prospects

Source: Bureau of Labor Statistics

Graduate Education

The Post-9/11 GI Bill covers full in-state tuition at public schools and up to $29,920.95 per year at private schools for the 2025-2026 academic year. The monthly housing allowance equals the E-5 with dependents BAH rate at your school ZIP code. Officers can transfer GI Bill benefits to family members after six years of service with a four-year additional commitment. Civilian certifications in supply chain management, project management, and logistics operations complement military experience.

Is This a Good Job for You? The Right (and Wrong) Fit

Ideal Candidate

The 6602 fits officers who want aviation logistics leadership with real accountability. You should be comfortable with supply chain management, inventory control, and the operational demands of aviation logistics. The ideal candidate wants a role where decisions directly affect aircraft readiness. Strong organizational skills and the ability to manage complex supply systems under pressure are essential.

Potential Challenges

The job demands constant attention to inventory accuracy and accountability. You manage parts inventories worth millions of dollars and coordinate supply chains that span the globe. The administrative side of aviation supply management is heavy. Officers who fall behind on documentation will lose accountability. The supply chain is the lifeline of aviation maintenance and the officer who cannot manage it will see readiness decline.

Career and Lifestyle Alignment

The 6602 supports multiple career trajectories. Officers who want a full career to O-6 can build a competitive record through KD positions, PME, and broadening assignments. Officers who plan to serve one obligation leave with concrete supply chain management skills and strong civilian transfer value in logistics and operations. Reserve officers integrate the MOS with civilian careers in supply chain and logistics. If you want to fly, this is not the right field. If you prefer technical maintenance work over supply chain management, there are better options.

This site is not affiliated with the U.S. Marine Corps or any government agency. Verify all information with official Marine Corps sources before making enlistment or career decisions.

More Information

Contact your local Marine Officer Selection Officer or visit your nearest Officer Selection Station to learn more about the 6602 Aviation Supply Officer path and commissioning requirements. If you are preparing for the ASVAB as part of the OCC or MECEP track, structured study can improve your scores and strengthen your application. The OSO can walk you through commissioning sources, timelines, and what to expect at TBS.

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Commissioning routes still depend on score planning. Start with the ASVAB guide, and use the ASTB-E guide for aviation pipelines when applicable.