Maintain and repair aircraft pneumatic and hydraulic systems. Service flight controls, landing gear, and other hydraulically-operated aircraft systems.
ASVAB MM: 104
Catalog listing, not a contract offer. Confirm with a recruiter.
Pneudraulics Repairers own the hydraulic and pneumatic systems that let an aircraft steer, brake, retract gear, and move flight controls. Your day involves bench testing actuators, pumps, valves, and accumulators, then tearing down the ones that fail and rebuilding them with new seals and parts. Cleanliness matters more here than almost anywhere else, because a speck of contamination inside a hydraulic system can ground an aircraft. You troubleshoot pressure problems and leaks on the aircraft itself, often working in tight spaces with fluid dripping on you. The shop side is methodical and the flight line side is fast, and you move between both.
Fluid power theory becomes real knowledge covering pressure, flow, filtration, seal design, and how a system behaves when one component drifts out of spec. You learn to read hydraulic schematics and trace a fault through a circuit instead of swapping parts hopefully. Bench test equipment teaches you to verify performance against published values rather than trusting a rebuild by feel. Contamination control, fluid sampling, and component preservation become habits the shop drills into you permanently. This maintenance experience counts toward the FAA airframe and powerplant certificate for those who want it.
You become meticulous, because hydraulics rewards clean hands and punishes shortcuts with expensive failures. Systematic thinking develops naturally when the only way to find a pressure fault is to eliminate causes in order. The job teaches you to stay calm under time pressure, since a grounded aircraft creates plenty of people asking when it will fly again. You learn to keep a tidy workspace and to treat tools and parts with a level of respect that surprises civilians. Confidence comes from realizing you can understand a complex system nobody else in the room can read.
Fluid power is everywhere outside aviation, which makes this one of the more portable aviation trades. Hydraulic technicians work in heavy equipment, manufacturing automation, agriculture, mining, marine systems, and industrial maintenance, and skilled ones are hard to find. Within aviation, component repair stations run hydraulic overhaul shops that hire directly from your background. The airframe and powerplant certificate widens your options toward general aircraft maintenance if you want the flight line. Veterans who add industrial controls or electrical training on top of fluid power become genuinely valuable maintenance technicians.
Published personal accounts with source links. Each describes an individual experience, not a typical assignment or a guarantee of your own experience.
“I’ve been helping the 15Ts (UH-60 Blackhawk Repairers) with their inspections and the maintenance.”
“I try to get in with them and they teach me stuff so I can help out as much as possible. It’s been great training all around and if they need to operate the crane to pull an engine, I do that.”
“They go fly, but when they come back, they can’t go again until we do our thing.”
“We think of hydraulics as the veins and arteries of the helicopter, because without hydraulics they wouldn’t fly, because they are critical from the pitch of the blades and all major systems.”
“It’s an honor to be entrusted with this type of equipment, and not something that I can take lightly.”
“So we, as hydraulic repairers specifically, have to take our job and responsibilities very seriously.”
Quotes are from U.S. government public-domain news stories (DVIDS, army.mil and other official sources). Individuals and units are named as reported at time of publication.
You report to the hangar to trace a hydraulic leak or a sluggish flight control reported by the last crew. Much of your day is spent bleeding hydraulic systems, servicing landing gear, and testing pneumatic and hydraulic actuators for pressure and response. You run the systems up to confirm smooth, leak-free operation before signing the aircraft off for flight.
Related career-field video—not specific to Army 15H.
No suitable exact-MOS video was verified in the recorded search. This does not establish that none exists.
Related field: aircraft maintenance. Source occupation: Army 15Y.
U.S. Army Spencer Molina, assigned to 1-277 Attack Battalion, showcases what a 15Y, an AH-64 Armament/Electrical/Avionics Systems Repairer does daily at Fort Cavazos, June 3, 2024. Molina explains how the maintenance of the AH-64E Attack Helicopter’s electrical and armament systems function. (U.S. Army Video by Sgt. Adel Pacheco Alvarez).
Official publisher description and direct video page checked; playback not independently watched. Checked 2026-10-25. This assignment may not reflect every posting in this career.
$43,902–$74,948
2026 basic pay only; the same grade and service time pay the same across jobs. Promotions are assumed, not promised. Excludes allowances, bonuses and special pays.
Possibilities for serving Soldiers, including those in support roles—not guaranteed admission or awards. Individual eligibility, assignment, selection, available training or competition places and successful qualification apply.
Earned by successfully completing Ranger School's demanding leadership and field training.
Not restricted to combat MOSs. Requires selection, a school slot and current course prerequisites. The tab does not mean assignment to the 75th Ranger Regiment.
Recognizes successful airborne qualification, including the required training jumps.
Support specialties can attend too; the Army explicitly gives human resources and wheeled-vehicle mechanics as examples. Requires a school slot and medical, physical and course qualification.
Earned through Air Assault School, covering helicopter operations, sling loads and rappelling.
Available across job specialties, not just combat roles, subject to unit nomination, available seats and current school requirements.
A waiver-dependent opportunity outside engineering; earned by successfully completing the Sapper Leader Course.
Conditional opportunity: Soldiers outside engineering must submit a waiver to attend. Approval is not guaranteed; all other course requirements still apply.
Recognizes tested Soldier proficiency in specialties outside the infantry, Special Forces and medical expert-badge tracks.
A skills-based distinction for support and other eligible MOSs. Current proponent requirements and successful testing apply; holding this MOS does not award the badge.
Sources reviewed . Confirm current course and badge requirements with official school guidance and your unit.
For Army 15H Aircraft Pneudraulics Repairer, official service-wide guidance and any exact feeder-list matches are distinguished below from unverified specialty-specific requirements. Ranks are not separate jobs, and these possibilities are not guaranteed promotions or available contracts.
Examples of higher service ranks
These are service-wide rank names, not a verified promotion ladder for this specialty. Examples are not exhaustive; appointments sharing a pay grade are not additional promotion steps.
Official military rank referenceThe Army distinguishes enlisted, warrant officer, and commissioned officer ranks. These are separate career tracks; a warrant appointment is not the next enlisted promotion. The Army rank chart does not establish a maximum rank for this specialty.
Army rank structureSpecialty-specific advancement, senior assignments, and eligibility for a different personnel category have not been verified for this listing. No feeder eligibility or automatic transition to another specialty is implied.
Advancement depends on current service rules, performance, required education, qualifications, selection, and authorized positions—not simply years served. Confirm current requirements with an official recruiter or career counselor.
Related military jobs below are for exploration, not promised progression or confirmed transfer paths.
Sources reviewed 2026-10-03. This is a partial evidence review, not verification of every advancement route for this specialty. Source retrieval dates do not replace policy effective dates.
Career-field mappings, not automatic qualifications. Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics (May 2024 national medians). O*NET links explain each occupation; military experience does not guarantee a job or salary.
Maintain and repair aircraft pneumatic and hydraulic systems. Service flight controls, landing gear, and other hydraulically-operated aircraft systems.
Pneudraulics Repairers own the hydraulic and pneumatic systems that let an aircraft steer, brake, retract gear, and move flight controls. Your day involves bench testing actuators, pumps, valves, and accumulators, then tearing down the ones that fail and rebuilding them with new seals and parts. Cleanliness matters more here than almost anywhere else, because a speck of contamination inside a hydraulic system can ground an aircraft. You troubleshoot pressure problems and leaks on the aircraft itself, often working in tight spaces with fluid dripping on you. The shop side is methodical and the flight line side is fast, and you move between both.
Fluid power theory becomes real knowledge covering pressure, flow, filtration, seal design, and how a system behaves when one component drifts out of spec. You learn to read hydraulic schematics and trace a fault through a circuit instead of swapping parts hopefully. Bench test equipment teaches you to verify performance against published values rather than trusting a rebuild by feel. Contamination control, fluid sampling, and component preservation become habits the shop drills into you permanently. This maintenance experience counts toward the FAA airframe and powerplant certificate for those who want it.
Fluid power is everywhere outside aviation, which makes this one of the more portable aviation trades. Hydraulic technicians work in heavy equipment, manufacturing automation, agriculture, mining, marine systems, and industrial maintenance, and skilled ones are hard to find. Within aviation, component repair stations run hydraulic overhaul shops that hire directly from your background. The airframe and powerplant certificate widens your options toward general aircraft maintenance if you want the flight line. Veterans who add industrial controls or electrical training on top of fluid power become genuinely valuable maintenance technicians.
ASVAB MM: 104. This is the catalog's listed requirement, not an individual eligibility decision. Confirm the current standard and any exceptions with the service.
This specialty can be pursued through an initial enlistment, subject to eligibility and available contracts. Confirm the current status of this specific classification with an official recruiter.
Catalog sources consulted: 2026-09-26. This is not an entry-by-entry verification date. No record-specific verification date is recorded. Occupation audit evidence reviewed: 2026-09-26; this does not re-verify every requirement.
Confirmed in DA PAM 611-21 Smartbook, November 2025, historical end-of-FY2025 snapshot (https://api.army.mil/e2/c/downloads/2025/12/04/7573670f/chapter-10-enlisted-base-chapter.pdf). The Army maintains a newer restricted version; it was not sought or accessed. Checked 2026-09-27. Confirmation means documented appearance, not present-day accession availability.
Official branch occupation evidence
Occupation identified. This occupation was identified in the cited source. This does not verify requirements, benefits, or a current opening.
Army G-1 DA Pam 611-21, chapter 10C: enlisted MOS specifications (historical public consolidation, December 2025) · reviewed 2026-09-26
Confirmed. Catalog evidence is not an inventory of open contracts.
No dated public inventory confirmed a currently open recruiting contract for this role. This does not mean there are no openings. Confirm current eligibility and offers with an official recruiter.
Advertised — Army, as of 2026-09-28Deployment likelihood: Moderate*
* Estimated. Rank progression and specialty-pay eligibility are illustrative assumptions. Deployment likelihood, when shown, is inferred from similar specialties in the branch and career field, not a published specialty deployment rate.
Descriptions may change. No military role is free from risk of injury or death, including non-combat work. Catalog review dates do not establish current openings or re-verification of every requirement.
Recruiting signals reflect what each branch published on the dates shown. They are not offers, and they do not mean a contract is open for you. Eligibility depends on your ASVAB scores, medical qualification, security clearance eligibility, and ship date. Confirm everything with an official recruiter. See our Disclaimer and Terms.