Administrative Specialist

Amentum; Hillsboro (OR); On-site; USD 36,000 - 41,000; Full time

Job summary

Amentum in Hillsboro, OR is seeking an Administrative Specialist to support executive staff by coordinating office services and handling administrative tasks.

Responsibilities include advanced secretarial duties, cross-department coordination, travel arrangements, and expense report processing. Proficiency in MS Office and a proactive approach are essential for success in this role.

Qualifications

• Requires high school diploma or equivalent and advanced secretarial training.
• 4 years of related experience with 2 years at the company preferred.
• Working knowledge of word processing, spreadsheets, and databases.

Responsibilities

• Performs advanced secretarial, clerical, and administrative duties for Executive-level management.
• Coordinates activities across departments and prepares reports and correspondence.
• Arranges meetings, travel, and notifications of appointments and travel.
• Answers mail and inquiries, follows up with other departments to ensure requests are carried out.
• Checks and processes expense reports and may transcribe notes from rough drafts.
• Interfacing with other Secretaries/Administrative Assistants to coordinate workload.

Skills

Secretarial duties

Office administration

MS Office proficiency

Education

High school diploma

Advanced secretarial training

Tools

CMMS

Job description

This contingent role is being posted in anticipation of potential new scope and future full-time openings.

Amentum is seeking an Administrative Specialist to join our Team in Hillsboro, OR. The Administrative Specialist is responsible for providing support to executive staff by coordinating office services and handling administrative and office details.

Essential Responsibilities

• Under general supervision and acting on own initiative, performs advanced secretarial, clerical, and administrative duties for Executive-level management.

• Possesses extensive knowledge of office practices and procedures.

• Possesses and displays the ability to apply techniques, procedures and criteria in carrying out a wide variety of related clerical and administrative tasks for executive management.

• Performs advanced secretarial, clerical, and administrative duties for Executive-level management.

• Assignments generally involve work of a confidential nature and require knowledge of the practices and procedures of the function, company products, policies, and programs.

• Facilitates decision-making.

• Assembles and analyzes information, prepares reports, manuals, agendas, correspondence and memoranda.

• Answers mail and inquiries on own initiative, follows up with other departments to ensure that requests are carried out.

• Coordinates activities across departments.

• Arranges and makes notifications of appointments and travel reservations/arrangements.

• Answers telephone calls, tactfully handles inquiries and/or transfers calls to appropriate party.

• Checks and processes expense reports.

• May take dictation and transcribe notes for letters, memos, or reports.

• Prepares materials in final form from very rough and involved drafts which may utilize frequent use of technical terminology and which combine materials from several sources.

• Plans layout of complex reports and statistical tables.

• Interfaces with other Secretaries/Administrative Assistants to share or coordinate workload.

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

Minimum Position Knowledge, Skills, and Abilities Required

• High school diploma or equivalent and advanced secretarial training.

• 4 years of prior related experience with 2 years of experience with the company preferred.

• Requires working knowledge of commonly used PC applications such as word processing, spreadsheets, and databases.

Physical Requirements

• Some tasks will require repetitive wrist movement.

• Requires ability to read and understand information contained in a variety of documents or displayed on a computer screen.

• Requires ability to use a variety of office equipment and to operate a computer keyboard to access data bases, to send/receive messages and to prepare documents.

• Requires ability to attend meetings throughout the site and potentially travel to other Amentum, customer and/or vendor locations in the area, as well as some air travel to more distant locations.

• Requires the ability to communicate with others on the telephone and in one-on-one or group discussions, meetings, and presentations.

• Demonstrated fluency in computer use including the full Microsoft product line.

• Requires some moving of light to medium weight materials into desks, filing cabinets and other storage locations.

• Requires the ability to interact with all clients in a professional and friendly manner despite periods of stress.

Special Requirements

• Wear steel toe safety shoes, safety glasses, gloves and other Personal Protective Equipment as needed.

• Cope with demands (stressors) that are associated with the job and/or the work environment so that acceptable levels of performance and overall contribution are maintained.

• Familiarity with facilities equipment descriptors such as HVAC, plumbing, and electrical.

• Experience working in purchasing or subcontracting in a manufacturing, maintenance, or a related service field.

• Experience with CMMS.

• Experience overseeing storeroom operations.

• Experience streamlining and improving inventory practices.

Other Attributes

• Must be willing to work overtime when required.

• May be required to work holidays and weekends.

Compensation Details

$26.00

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

09/16/2026 - 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.