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ON Semiconductor · Milan, Lombardia, Italy

# Administrative Assistant -maternity cover (fix term contract 12 months)

Milan, Lombardia, Italy Full-time Administrative 

Listed on ON Semiconductor ’s official careers site. Posted November 6, 2026. Check that it is still open and apply there.
[Apply on ON Semiconductor ’s careers site →](https://hctz.fa.us2.oraclecloud.com/hcmUI/CandidateExperience/en/sites/CX_1001/job/2507172)

[OpenNash Jobs](https://jobs.opennash.com/) / [ON Semiconductor ](https://jobs.opennash.com/companies/on-semiconductor/) / Administrative Assistant -maternity cover (fix term contract 12 months)

## Job description

onsemi is seeking an Administrative Assistant to provide comprehensive administrative and operational support to the site and senior leadership. The successful candidate will work in a dynamic environment and serve as a key point of contact for employees, visitors, vendors, and internal stakeholders.

### Salary

Annual salary starting from €32,000, with the final offer depending on the candidate’s experience and qualifications.

## Responsibilities

Serve as the first point of contact for visitors, coordinate their onsite needs, provide front desk support, and act as a security liaison for the building entrance. Provide administrative support to the Senior Technology Director, including reports, presentations, correspondence, calendar coordination, international travel arrangements, and expense management. Schedule and coordinate meetings, conference calls, conference rooms, equipment, and supporting documentation for customer, staff, and site meetings.

Coordinate office activities and day-to-day operations, including office supplies, incoming mail, mailboxes, lockers, cubicles, offices, and business cards. Coordinate vendor, supplier, and facilities management activities, including communication with external service providers, work requests, and trouble tickets. Prepare and maintain reports, Excel-based data, PowerPoint presentations, organizational charts, SharePoint/intranet content, and site-wide communications.

Support Purchase Requisitions, Purchase Orders, invoicing, and related administrative processes for software, hardware, services, and other business needs. Provide HR administrative support, including onboarding, offboarding, new employee setup/GCOAS, and attendance management. Provide administrative support related to Health & Safety and compliance responsibilities, including required documentation and communication. Support Benefits and Compensation administration, including Fleet, mobile phone, and certified correspondence (PEC) administration.

Coordinate and provide administrative and logistical support for trade shows, sales events, corporate events, Map Day, audits, customer meetings, international visitors, and other site activities. Act as a key point of contact for site-wide administrative inquiries and provide a high level of customer service while managing multiple priorities.

## Qualifications

Previous experience in an administrative assistant, office administration, executive support, or similar role. Strong organizational and time-management skills with the ability to manage multiple priorities. Excellent verbal and written communication skills. Strong attention to detail and a high level of accuracy. Ability to work independently as well as collaboratively in a dynamic team environment. Professional and customer-oriented approach when interacting with senior leadership, employees, visitors, vendors, and suppliers.

Proficiency in Microsoft Office applications, particularly Outlook, Word, Excel, and PowerPoint. Ability to prepare reports, presentations, and business correspondence. Ability to handle sensitive and confidential information appropriately. Flexibility and willingness to support a broad range of administrative and site activities. Current position is also opened to workers belonging to categoria protetta.

## At a glance
- Posted by the employer: Nov 6, 2026
- First seen by OpenNash: Nov 8, 2026
- Last checked: Nov 8, 2026
- Listed for: 2 days
- Location: Milan, Lombardia, Italy
- Employment type: Full-time[Apply on ON Semiconductor ’s careers site →](https://hctz.fa.us2.oraclecloud.com/hcmUI/CandidateExperience/en/sites/CX_1001/job/2507172)

## Hiring at ON Semiconductor 
- Open jobs: 716
- New in the last 7 days: After two weekly collections
- Tracked since: Jul 10, 2026

[All ON Semiconductor jobs](https://jobs.opennash.com/companies/on-semiconductor/) · [Weekly hiring report](/reports/hiring/)

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