Ascent Aviation Services is one of the largest aviation maintenance, repair, overhaul, storage and reclamation operations in the world. Our strength comes from our talented and professional employees who excel through teamwork and enthusiasm. Ascent Aviation Services continues to grow and are conti

Test Cell Operators

Ascent Aviation Services • 
Tucson, Arizona, United States
Position Type: Permanent
Job Description:

Ascent Aviation Services is one of the largest aviation maintenance, repair, overhaul, storage and reclamation operations in the world. Our strength comes from our talented and professional employees who excel through teamwork and enthusiasm. Ascent Aviation Services continues to grow and are continually looking for motivated and career minded aviation professionals who will support our vision and goals.


To perform functions assigned in the Service, Test Operation or Development and Production level testing of aircraft engines. Installation of engine parts and accessories. Responsible for test site security, install and build up test engines and execute test instructions provided by the customer. Calibrate and determine by specific Test Instruction requirements, the serviceability of repaired engines. Pre-inspection of engines prior to run and proper installation of engine on test stand.  Operates, troubleshoots, tests, and records all Test Facility runs and maintenance within Test Facility capabilities. Maintains clean Test Facility to prevent FOD and performs other related duties as assigned. Work in a safe and efficient manner while maintaining a clean, FOD-free work area.


Physical Demands: Requires sitting, standing and walking for extended periods

of time.  Requires frequent bending, stooping, squatting, crouching, kneeling, balancing and reaching above shoulder level.  Requires occasional crawling, climbing, lifting, carrying, pushing or pulling weight up 50lbs unassisted.   Requires eye-hand coordination and manual dexterity.  Requires corrected vision and hearing to normal range.

Equipment Operated:  Aircraft ground servicing equipment including tugs, tractors, hi-lifts, trucks, servicing carts and test equipment, hand tools, reach forklifts, 36K forklift, 10K reach forklift.

Work Location:  Test Site located on Tucson International Airport.

Potential Hazards:   Exposure to high-intensity noise levels, extreme changes in temperature, materials identified on Safety Data Sheets, working on unprotected heights or around moving machinery; aircraft fuel tank entry.

Protective Equipment Required:  Goggles, safety glasses, face shields, ear protection, aprons, gloves, safety harnesses, and breathing equipment.


Essential Job Functions:

  • Research technical data and performs disassembly, repair, cleaning, adjustment, assembly, testing and calibration of aircraft components with company special tools and ground equipment in accordance with applicable maintenance manual, customer provided test instruction, FAA regulations and Ascent Aviation policies and procedures.
  • Reads and interprets manufacturers’ maintenance manuals, service bulletins, and other specifications to determine feasibility and method of repairing or replacing malfunctioning or damaged components.
  • Upon removing units from an aircraft, engine, or other major component or subassembly, completes appropriate identification, inspections.
  • Disassembles and inspects aircraft and engine parts for wear, or other defects.
  • Repairs or replaces defective engine parts and reassembles and installs engine in aircraft.
  • Borescope engine internals and provide data to assigned Test engineer
  • Adjusts, repairs, or replaces electrical wiring system and engine accessories.
  • Performs miscellaneous duties to service aircraft including cleaning, servicing, greasing, moving parts.
  • Maintain Test Site facility equipment keeping them operational and safe for use during test.
  • Manipulate and use customer Data Acquisition System (DAS) inputting commands and log entries part of assigned test.
  • Operate GSE used at test site for engine operation.

Marginal Job Functions:

  • Ensures that proper documentation is made on training record for training received, and signed by Lead, Supervisor, or Manager.
  • Performs maintenance work such as repair and maintenance of company equipment and shop housecleaning.
  • Ensure that all work performed is done in a safe manner. Directs activities to protect employees from harm and maintain safe working conditions.


  • Will participate in and support safety initiatives, safe work practices and SMS compliance.
  • Will participate in safety activities including the following: immediately reporting hazards, unsafe work practices and accidents/injuries.
  • Will follow all safety rules, FAA regulations, PPE compliance and equipment operation requirements.
Job Requirements:

Knowledge, Skills and Abilities: Ability to organize and plan work adhering to deadlines; attention to detail and mathematical skills; ability to read, write, and understand the English language and to follow verbal and written instruction; ability to interpret and apply technical data relating to position; ability to safely drive and operate a standard shift automotive vehicle and other applicable equipment; ability to work with or without supervision. Operate turbojet, turbo fan, turbo prop and turbo shaft engines.

Education/Training: High School diploma or equivalent required. Post-secondary education or training in aircraft maintenance or equivalent combination of education, training or experience preferred.

Experience: Three to five years experience in aircraft maintenance, engine operation, and or engine test cell experience preferred.

Certificates/Licenses: Power Plant Certificate preferred, and valid driver’s license required.

Other: May be required to work at both Marana, AZ and Tucson, AZ locations as business needs dictate. MUST be able to obtain Tucson Airport Authority SIDA Access badge and pass TIA background investigation.

Duties not listed within the position description may be required of the employee at the discretion of the department management. Job functions and percentages may vary due to irregular working conditions or multiple shift positions.

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