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Part-Time Administrative Assistant
onsemiUnited Statespart_timeVerifiedPosted 12 Dec 2025
About the role
Job Summary:
onsemi is currently seeking an energetic, highly organized Part-time Administrative Assistant. The Administrative Assistant will be responsible for supporting a team by working collaboratively with management on various tasks and projects. This role is a PART-TIME position for approximately 5 hours/week and is based in our Corvallis office.
- Assists the team by handling office tasks (ordering, invoice reconciliation, making reservations or travel arrangements, supporting new colleague onboarding, shipping, assisting and data entry
- Performs a wide range of administrative and general support duties of a highly responsible and confidential nature.
- Organizes and schedules appointments, including interview schedules and other complicated logistical arrangements.
- Responsible for scheduling team member events, luncheons, and meetings, onsite and virtually.
- Writes and distributes email, correspondence memos, letters, and forms.
- Assists in the preparation of regularly scheduled reports, and support collation of data for weekly meetings.
- Orders office supplies and coordinate with suppliers.
- Books travel arrangements.
- Submits and reconciles expense reports.
- Provides general support to candidates and visitors.
- Completes special projects as assigned.
- Create spreadsheets and databases to support business need.
- Provides back-up support to the receptionist and supports other functions as needed when needed.
- Maintains site and Companywide SOPs
- Other duties as needed or assigned.
Requirements:
- Bachelor’s degree is highly preferred.
- 5+ years administrative experience supporting a team, preferably in a manufacturing environment.
- Collaborative, open, and transparent.
- Excellent communication skills (verbal + written).
- Team player with strong organizational skills. Self-motivated, engaged, and able to perform moderately complex tasks independently.
- Quick learner – able to juggle priorities in handling multiple tasks simultaneously.
- Strong problem-solving skills, takes initiative, and is sensitive to confidential information.
- Able to identify opportunities for efficiencies in office work practices and collaborate to develop and implement solutions.
- Strong computer skills in Microsoft Office (i.e., Word, Excel, and PowerPoint).
- Solid attention to detail and ability to manage shifting priorities.
- Must be willing to work overtime as needed
- A strong goal-orientation and high energy level are critical.
- Familiarity working with a company experiencing rapid growth.
More details about our company benefits can be found here:
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