Aircraft Maintenance Manager - C12 -

Amentum; Lexington Park (MD); On-site; USD 124,000 - 148,000; Full time

Job summary

Amentum is seeking a C-12 Maintenance Manager to lead maintenance of the C-12 fleet, subsystems, and support equipment under contracted terms. The role covers maintenance, inspections, spare parts supply, and contractor-owned parts while ensuring safety, airworthiness, regulatory compliance, and budget adherence.

The ideal candidate will oversee all UC-12 maintenance operations, combining leadership with technical and regulatory expertise to maintain fleet reliability within FAA standards and

Qualifications

• 15 years or more aircraft maintenance experience
• 10 years or more managing multiple site aircraft maintenance including complex aircraft modifications
• Ability to obtain & maintain a United StatesDoD Secret Security Clearance
• High school diploma/GED

Responsibilities

• Develop and execute maintenance schedules for routine inspections, repairs, and overhauls.
• Ensure compliance with aviation FAA Part 23/43/145 requirements and commercial derivative aircraft.
• Maintain accurate records of maintenance and inspections as required by regulatory agencies.
• Supervise, train, and evaluate maintenance staff, including technicians, engineers, and support personnel.
• Develop and implement maintenance practices in alignment with safety standards.
• Manage inventory and procurement of tools, parts, and equipment.
• Work with vendors, contractors, and suppliers to ensure adequate inventory levels.
• Maintain detailed records of maintenance activities, inspections, and repairs.

Skills

Aircraft maintenance experience

Maintenance management

Security clearance

Education

Bachelor’s degree in Aviation/Engineering/Logistics/Program Management

Master’s degree (preferred)

High school diploma/GED

Job description

Please note this position is contingent upon award:

As the C-12 Maintenance Manager, you will lead the effort maintaining the fleet of C-12 aircraft, aircraft subsystems, and support equipment in accordance with the customer’s contracted terms. The CLS system includes all aircraft maintenance and personnel, materials and inspections, launch and recovery of the aircraft, supply of all Contractor owned spares and support equipment through a Contractor Owned and Maintained Parts (COMP); repair and overhaul of all repairable spares at Federal Aviation Administration (FAA) certified repair stations; maintenance and repair of all support equipment; aircraft paint; engine repair and overhaul.

Oversees all UC-12 maintenance operations to ensure the safety, airworthiness, compliance, and efficiency of the fleet. This role requires a mix of leadership, technical expertise, regulatory knowledge, and organizational skills. The Maintenance Manager plays a critical role in maintaining the reliability of the aircraft while adhering to strict aviation regulations, timelines, and budgets.

RESPONSIBILITIES

• Develop and execute maintenance schedules for routine inspections, repairs, and overhauls.

• Ensure compliance with aviation FAA Part 23/43/145 requirements and commercial derivative aircraft.

• Maintain accurate records of maintenance and inspections as required by regulatory agencies.
• Supervise, train, and evaluate maintenance staff, including technicians, engineers, and support personnel.
• Develop and implement maintenance practices in alignment with safety standards.
• Manage inventory and procurement of tools, parts, and equipment.
• Work with vendors, contractors, and suppliers to ensure adequate inventory levels.
• Maintain detailed records of maintenance activities, inspections, and repairs.

QUALIFICATIONS

• 15 years or more aircraft maintenance experience
• 10 years or more managing multiple site aircraft maintenance including complex aircraft modifications
• Ability to obtain & maintain a United StatesDoD Secret Security Clearance. NOTE: United States Citizenship is required to obtain & maintain a United StatesDoD Secret Security Clearance.
• High school diploma/GED

Preferred Qualifications

• 7 years or more maintaining King Air/1900 Airliner series aircraft
• Bachelor’s degree in Aviation, Engineering, Logistics, Program Management, or related field; Master’s preferred.
• Experience with military and civilian aircraft

Compensation Range: $124K - $148K

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

Compensation Details:

124000 - 148000

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:

09/09/2026 - Until Filled

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.