Executive Assistant & Global Operations

About this role

onsemi is seeking a highly organized and proactive Executive Administrative Assistant to provide confidential and comprehensive support to a Executive Vice President and their leadership team. In this role, you will be a critical partner, enabling executive efficiency through effective calendar management, operational coordination, and administrative excellence in a fast-paced, global environment. Responsibilities Provide high-level, confidential administrative support to the EVP and leadership staff, ensuring seamless day-to-day operations Manage complex and dynamic executive calendars, optimizing scheduling efficiency and prioritizing critical business needs Coordinate domestic and international travel arrangements, including flights, accommodations, ground transportation, and visa/passport processing Prepare, review, and submit expense reports in compliance with company policies and timelines Plan and coordinate executive meetings, including agenda preparation, materials development, and follow-up actions Organize and support internal and external meetings, including customer visits, conference room setup, and catering arrangements as required Act as a primary point of contact for incoming communications (emails, calls, mail), ensuring timely responses and proper prioritization Maintain and update organizational charts, contact lists, and departmental records Manage TEAMS sites and support SharePoint access requests, content updates, and user permissions Support cross-functional coordination by liaising with internal stakeholders, leadership teams, and external partners Handle multiple projects simultaneously, ensuring timely execution and adherence to strict deadlines Assist in purchase order creation, invoice tracking, and vendor coordination Manage office operations, including supply inventory, ordering, and workspace/seat assignments Coordinate IT equipment requests, onboarding/offboarding setup, and asset tracking Prepare documentation for international shipments, including compliance with Global Transfer Systems (GTS) requirements Drive process improvements to enhance administrative efficiency and effectiveness Maintain the highest level of professionalism, confidentiality, and discretion at all times Qualifications Qualifications & Experience Bachelor’s degree or equivalent relevant experience Minimum 7+ years of experience supporting senior leadership, including VP or C-level executives Proven experience managing complex calendars, travel logistics, and executive priorities in a fast-paced environment Skills & Competencies Advanced proficiency in Microsoft Office Suite (Outlook, Word, Excel, PowerPoint, Teams) and collaboration tools Strong organizational and time-management skills with exceptional attention to detail Ability to work independently with minimal supervision while maintaining high productivity Excellent problem-solving skills with a proactive, solution-oriented mindset Strong interpersonal and communication skills, with the ability to interact effectively across all levels of the organization High level of professionalism with a positive, approachable demeanor Ability to prioritize competing demands and manage multiple stakeholders simultaneously Adaptability and resilience in a rapidly changing, high-pressure environment Strong sense of ownership, accountability, and commitment to delivering results About Us onsemi (Nasdaq: ON) is driving disruptive innovations to help build a better future. With a focus on automotive and industrial end-markets, the company is accelerating change in megatrends such as vehicle electrification and safety, sustainable energy grids, industrial automation, and 5G and cloud infrastructure. With a highly differentiated and innovative product portfolio, onsemi creates intelligent power and sensing technologies that solve the world’s most complex challenges and leads the way in creating a safer, cleaner, and smarter world.

The operational centre of gravity for most EA roles. Contribution shifts from process execution to workflow orchestration across functions. Includes project coordination, cross-functional priority management, governance documentation, and operational risk awareness. This is where the distinction between task execution and genuine operational contribution becomes clear.