GSE Mechanic I

Amentum; San Diego (CA); On-site; USD 90,000 - 95,000; Full time

Benefits offered by this job

Health insurance

Dental insurance

Vision insurance

401(k) retirement plan

Paid time off

Job summary

Amentum is seeking a qualified Ground Support Equipment Mechanic to support our FRC ASE Depot Site in San Diego, CA. The mechanic diagnoses malfunctions and repairs Ground Support Equipment, performs maintenance, trains junior staff, maintains records, and uses diagnostic tools and test equipment.

Travel to remote locations may be required. Minimum: high school diploma and 4 years of relevant experience; ability to obtain government security clearance and pass medical and background checks;

Qualifications

• Must have 4+ years recent experience in maintenance/repair of powered ground support equipment.
• Must meet physical requirements and pass medical examinations as required.
• Must have a valid driver’s license and ability to obtain/maintain Security Clearance.

Responsibilities

• Diagnose malfunctions and repair Ground Support Equipment (GSE).
• Perform maintenance actions on GSE; inspect and approve completed work.
• Maintain equipment records and documentation of maintenance actions.
• Operate and test GSE to verify serviceability and proper operation.
• Provide dispatch support and assist with safety and housekeeping tasks.

Skills

Problem-solving

Verbal communication

Microsoft Office

Safety management

Time management

Rigging/Lifting equipment

Electrical troubleshooting

Education

High School diploma or equivalent

Tools

Special tools/equipment

Job description

Amentum is seeking a qualified Ground Support Equipment Mechanic to support our FRC ASE Depot Site in San Diego, CA.

The Ground Support Equipment Mechanic diagnoses malfunctions and repairs Ground Support Equipment (GSE); performs various field level and limited sustainment maintenance actions on various ground support equipment; advises and trains lower grade workers on diagnosis and repair of less complex repair/maintenance problems; inspects and approves completed maintenance actions; solves repair problems by studying drawings, wiring diagrams and schematics, and technical publications; uses automated maintenance data systems to monitor maintenance trends; analyzes equipment requirements; maintains equipment records and documents maintenance actions; and analyzes, diagnoses, and repairs GSE using conventional and digital multi-meters, voltmeters, ohmmeters, frequency counters, oscilloscopes, circuit card testers, transistor testers, and hand tools.

• This mechanic maintains external fuel and grounding systems; performs scheduled and unscheduled maintenance on GSE; inspects, tests, and operates GSE to determine equipment serviceability and proper operation; services equipment with fuel, oil, water, coolant, hydraulic fluid, refrigerant, and compressed air; diagnoses mechanical and electronic circuitry malfunctions using visual and auditory senses, test equipment, and technical publications.

• This mechanic also does the following: disassembles and assembles malfunctioning GSE accessories and components; removes, disassembles repairs, cleans, treats for corrosion, assembles, and reinstalls GSE components and accessories; stencils and marks GSE in accordance with technical publications; stores, handles, labels, uses, and disposes of hazardous materials and waste in accordance with all state, local, and federal environmental standards and regulations.

• This mechanic prepares GSE for storage and mobility deployment; and operates, cleans, inspects, and services GSE towing vehicles.

• In addition to maintaining vehicle records, this mechanic maintains and updates paper and electronic equipment records; provides dispatch service for GSE, including positioning equipment to support aircraft maintenance and flying operations; practices good housekeeping, tool control, Foreign Object Damage prevention, and safety at all times.

• Position may require travel with minimum notice to remote locations.

• Performs all other position related duties as assigned or requested.

Work Environment, Physical Demands, and Mental Demands:

While performing the duties of this job, the employee is regularly required to stand; use hands to finger, handle, grasp or hold items and talk or hear. The employee frequently is required to walk; reach with hands and arms; and stoop, kneel, bend, crouch, or crawl. The employee is occasionally required to sit, climb or balance, or smell and stand for a prolong period of time performing repetitive tasks. The employee must frequently lift and/or move up to 10 pounds and occasionally lift and/or move up to 50 pounds. While performing the duties of this job, the employee is frequently exposed to moving mechanical parts. The employee is regularly exposed to wet and/or humid conditions; high, precarious places; fumes or airborne particles; outside weather conditions; extreme cold; and risk of electrical shock. The noise level in the work environment is usually loud, or may include unsafe conditions, questioning nonstandard operations or environmental factors that may involve unmitigated hazards, and providing feedback to supervisors and managers on all safety issues. Position may require travel with minimum notice up to 15% of the time to remote locations.

Safety

- Amentum enforces a safety culture whereby all employees have the responsibility for continuously developing and maintaining a safe work environment. As appropriate, each employee is responsible for completing all training requirements and fulfilling all self-aid/buddy aid responsibilities, participating in emergency response tasks, and serving on safety committees and teams.

Quality

- Quality is the foundation for the management of our business and the keystone to our goal of customer satisfaction. It is our policy to consistently provide services that meet customer expectations. Accordingly, each employee must conform to the Amentum Quality Policy and carry out job activities in compliance with applicable Amentum Quality System documents and customer contracts. Each employee must read and understand his/her Quality Management and Customer Satisfaction responsibilities.

Procedure Compliance

- Each employee must read, understand, and implement the general and specific operational, safety, quality and environmental requirements of all plans, procedures and policies pertaining to his/her job.

Minimum Requirements:

• Must be a High School graduate or equivalent.

• Must have 4years’ recent experience and/or appropriate training in functions such as Inspection maintenance, repair and modification of powered ground support equipment used in support of electronic systems or sub-systems.

• Must have demonstrated knowledge and use of special tools/equipment required to perform assigned tasks.

• Must be able to meet physical requirements associated with and/or pass any medical examination requirements related to performing daily assigned tasks.

• Must have a valid driver’s license.

• Position requires the ability to pass and maintain a Security/SCI Security Clearance.

• Be proficient with computers and programs such as Microsoft Office applications.

• Must be able to meet and maintain all base access security requirements.

• Security Clearance Required. Must be able to obtain and maintain an Active U.S. Government Clearance.

• The ability to obtain and maintain a Government Common Access Card (CAC).

• Required to clear preliminary Government security background check prior to employment beginning.

• Must be able to obtain and maintain facility credential/authorization. Note: U.S. Citizenship is required for facility credentials/authorization at this work location.

• Pre-employment drug screening is required.

• Must be able to speak, read, write, and understand English.

Preferred Qualifications:

• Strong problem-solving skills.

• Strong verbalcommunication skills.

• Basic knowledge of maintenance repairs on a variety of Ground Support Equipment.

• Knowledge of Continuous Process Improvement.

• Time management and prioritization skills.

• Ability to stand for a prolonged period of time performing repetitive tasks.

• Advanced knowledge of complex Crane systems.

• Knowledge of Rigging/Lifting equipment.

• Strong knowledge of electrical equipment and troubleshooting (e.g., 220/440V).

• Knowledge of engine systems, sub systems and their operations.

• Strong knowledge regarding Safety management.

Compensation & Benefits:

The hourly rate for this position is$44.09 per hour. Plus$7.75per hour, up to 40 hours per week, for Health & Welfare.

Benefits:

The Company offers the following benefits for this position, subject to applicable eligibility requirements: medical insurance, dental insurance, vision insurance, 401(k) retirement plan, life insurance, long-term disability insurance, short-term disability insurance,5.54hours of paid time off biweekly, and11paid holidays annually.

Compensation Details:

44.09

The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.

Benefits Overview:

Our health and welfare benefits are designed to support you and your priorities. Offerings include:

• Health, dental, and vision insurance

• Paid time off and holidays

• Retirement benefits (including 401(k) matching)

• Educational reimbursement

• Parental leave

• Employee stock purchase plan

• Tax-saving options

• Disability and life insurance

• Pet insurance

Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O’Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.

Original Posting:

09/02/2026 - 12/02/2026

Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.

Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters.