[Skip to main content](#main-content) [OpenNash Jobs](https://jobs.opennash.com/) [Hiring report](/reports/hiring/) · [All ON Semiconductor jobs](https://jobs.opennash.com/companies/on-semiconductor/) · [Search jobs](/search/) ON Semiconductor · Hudson, NH # Administrative Assistant Hudson, NH, United States Administrative Listed on ON Semiconductor ’s official careers site. Posted September 23, 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/2506778) [OpenNash Jobs](https://jobs.opennash.com/) / [ON Semiconductor ](https://jobs.opennash.com/companies/on-semiconductor/) / Administrative Assistant ## Job description onsemi is driving disruptive innovations to help build a better future—powering sustainable energy, mobility, and advanced electronics. As a global leader in semiconductor solutions, we operate in a fast-paced, high-performance environment where precision, collaboration, and professionalism are key. We’re seeking a highly organized, polished, and proactive Administrative Assistant with demonstrated experience in a corporate environment. In this role, you’ll provide critical support to leaders and teams in our Operations and Manufacturing organization, ensuring seamless day-to-day operations and enabling business efficiency. This is an excellent opportunity for a detail-oriented professional who thrives in a structured, technology-driven organization and enjoys being a trusted partner to leadership. ## Responsibilities ### Responsibilities - Provide administrative support to leaders and cross-functional teams in a corporate, global environment - Manage complex calendars, including scheduling across multiple time zones and shifting priorities - Coordinate domestic and international travel, including itineraries and expense reporting - Prepare high-quality documents, presentations, and communications for business use - Facilitate meetings, including logistics, agendas, and follow-up actions - Serve as a professional point of contact for internal stakeholders and external partners - Handle confidential information with a high level of discretion and professionalism - Work with administrative assistants in other organizations to coordinate schedules, projects, and other initiatives - Identify opportunities to improve administrative processes and drive efficiency - Support projects and initiatives tied to business and operational priorities - Maintain team office supplies, ordering stock, etc Interface with support organizations like IT and Facilities to arrange and coordinate services for team members and support office/cubicle assignments for the team Maintain organized digital filing systems and documentation (Teams, SharePoint, etc) - Support site onboarding of new hires – New Employee Orientation; System access requests, SWAG ordering, etc. ## Qualifications ### Requirements - 8+ years of administrative experience in a professional, corporate environment (required) - High School diploma or equivalent Experience supporting senior leaders, ideally within a fast-paced or technology-driven company - Strong organizational and prioritization skills with the ability to manage multiple tasks - Excellent written and verbal communication skills with a professional, polished tone Advanced proficiency with Microsoft Office (Outlook, Word, Excel, PowerPoint) Experience managing complex calendars and coordinating across teams and regions Close attention to detail and strong problem-solving capabilities - Ability to work independently while collaborating effectively across functions Professional presence and a proactive, solutions-oriented mindset ### Preferred Qualifications Experience supporting executives or senior leadership Background in a global corporation, ideally within semiconductor, technology, or manufacturing environments Familiar with tools such as Oracle, online travel tools (e.g., travel management, Purchase Requisition submissions) Professional presence and a proactive, solutions-oriented mindset Ability to anticipate needs and operate with a high degree of ownership ## At a glance - Posted by the employer: Sep 23, 2026 - First seen by OpenNash: Oct 11, 2026 - Last checked: Oct 18, 2026 - Listed for: 25 days - Location: Hudson, NH, United States[Apply on ON Semiconductor ’s careers site →](https://hctz.fa.us2.oraclecloud.com/hcmUI/CandidateExperience/en/sites/CX_1001/job/2506778) ## More jobs at ON Semiconductor ### [Environmental Health & Safety Leader](https://jobs.opennash.com/companies/on-semiconductor/jobs/0f4457f3cf4746ddb3db/) Hudson, NH, United States ### [Equipment Maintenance Technician](https://jobs.opennash.com/companies/on-semiconductor/jobs/91ae02e8e20c66c8919f/) Hudson, NH, United States ### [QA/QC Technician](https://jobs.opennash.com/companies/on-semiconductor/jobs/469fb13d66c78ecc30ad/) Hudson, NH, United States ### [Quality Systems Engineer](https://jobs.opennash.com/companies/on-semiconductor/jobs/7c312da60208a1f7cc9f/) Hudson, NH, United States ### [Sr. Manufacturing Engineer](https://jobs.opennash.com/companies/on-semiconductor/jobs/f5ec95f821ed0f6c7efb/) Hudson, NH, United States ## Similar jobs at other companies ### [Senior Administrative Assistant](https://jobs.opennash.com/companies/humana/jobs/e7b3bf6c796fa355426d/) Humana · Richardson, Texas ### [Administrative Assistant - N2](https://jobs.opennash.com/companies/lockheed-martin/jobs/9f810d4259b11f741581/) Lockheed Martin · Johnstown, PA ### [Administrative Assistant Specialist](https://jobs.opennash.com/companies/lockheed-martin/jobs/94a48476489af93e46d7/) Lockheed Martin · Camden, AR ### [Administrative Assistant](https://jobs.opennash.com/companies/eaton/jobs/044988ade152696b3c7d/) Eaton · Worcester, Massachusetts, USA ### [Executive Administrative Assistant](https://jobs.opennash.com/companies/huntington-bank/jobs/4ab7c2518b63ae684dbd/) Huntington Bank · Columbus, OH OpenNash lists jobs from employers’ own careers sites and does not handle applications. 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