Job Description

A General Clerk III (Aviation/Administration) performs duties too varied and diverse to be classified in any specific office clerical occupation, requiring knowledge of office systems and procedures. Clerical duties may be assigned in accordance with the office procedures of individual establishments and may include a combination of answering telephones, bookkeeping, typing or word processing, office machine operation, and filing. Will use subject-matter knowledge and judgment to complete assignments consisting of numerous stops varying in nature and sequence.

• Assists in a variety of administrative matters.
• Uses some subject-matter knowledge and judgment to complete assignments consisting of numerous steps varying in nature and sequence.
• Selects from alternative methods and refers problems not solvable by adapting or interpreting substantive guides, manuals, or procedures.
• Maintains a wide variety of financial or other records (stored both manually and electronically); verifying statistical reports for accuracy and completeness; compiling information; and handling and adjusting complaints.
• Direct and perform follow-up work orders.
• Generate charts, graphs, and reporting documents.
• Generate and maintain expense reports of employees’ travel expenses, submittal for approvals
• Generate and maintain travel order requests, submittal for approvals
• Cost analysis reports for travel variations
• Reviews timesheets for accuracy
• Perform all other position-related duties as assigned or requested.

Minimum Requirements

• Demonstrates proficiency in Microsoft applications (Word, Excel, PowerPoint, etc.).
• Database experience helpful.
• Operates office machinery such as personal computer, industrial scanner and copier machines.
• Works independently with good decision-making skills, including knowing when and how to elevate situations.
• High School Diploma or Equivalent
• 3 years of job-related experience
• Additional knowledge/skills may be required by contract or assignment.

Clearance Requirements:

• Must be able to obtain and maintain a NACI(T1) Public Trust Security Clearance. Must be able to obtain and maintain facility credentials/authorization. US Citizenship is required for facility credentials/authorization to work at this facility.

Preferred Qualifications:

• Typical office environment with no unusual hazards, occasional lifting to 20 pounds, constant sitting while using the computer terminal, constant use of sight abilities while reviewing documents, constant use of speech/hearing abilities for communication, constant mental alertness, must possess planning/organizing skills, and must be able to work under deadlines.

Compensation Details:

20.97

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:

05/20/2026 - 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