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Job Details

Administrative Assistant

Government and Military

Administrative Officer


Waukesha, Wisconsin, United States

Supporting the Most Exciting and Meaningful Missions in the World

Administrative Assistant

Amentum is seeking an Administrative Assistant to support our team of multi-skilled technicians in an office facility in Waukesha, WI. Typical working hours are 1st shift, hours and days worked may vary based on business demand.


  • Manages the administrative and secretarial day-to-day activities including, but not limited to providing required support to department members, ordering supplies and handling office issues as required.
  • Be a backup for ordering materials and coordinating any service or maintenance requirements.
  • Manages new employee on-boarding, including ensuring new employees attend first day meetings, following up with HR and Safety that all paperwork is received, issuing PPE and uniforms, etc.
  • Prepares, proofreads, and distributes letters, reports, briefings, proposals, and other correspondence. Also, prepares special or on-time reports, summaries, analyses, or replies to inquiries under general direction.
  • Prepares and maintains word processing, spreadsheets, data bases, and/or other software files and information.
  • Responds to routine and non-routine inquiries as appropriate.
  • Schedules appointments, makes travel plans, arranges meetings, and prepares required materials. May attend meetings and record and report on proceedings.
  • Organizes and maintains departmental files. Opens, reviews, and distributes incoming mail. Prepares and ships outgoing mail.
  • May distribute, tabulate, and enter time sheets and staff expense reports.
  • Perform any tasks as requested by manager.

Minimum Requirements:

  • High school diploma and 3 year of experience or equivalent.
  • Must have experience with operating application software including word-processing, power point and excel spreadsheet programs.
  • This position does not provide sponsorship, must be eligible to work in the US.

Work Environment: Physical Demands, and Mental Demands: 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.

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.

Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, religion, color, sex, gender, national origin, age, United States military veteran’s status, ancestry, sexual orientation, marital status, family structure, medical condition including genetic characteristics or information, veteran 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.

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