Senior Administrative Assistant Jobs in Portland, OR

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Administrative Assistant

Salem, OR
onsite
Temporary / Contract
20 - 25 USD / Hourly
We are seeking a reliable Administrative Assistant to support daily office operations and provide administrative assistance across departments.Responsibilities<ul><li>Answer and route phone calls.</li><li>Schedule meetings and appointments.</li><li>Draft correspondence and maintain records.</li><li>Organize filing systems and office documentation.</li><li>Manage office supplies and vendor orders.</li><li>Support managers and team members with administrative tasks.</li></ul>
2026-10-23T00:00:00Z

Executive Assistant

Lake Oswego, OR
onsite
Permanent / Full Time
80000 - 100000 USD / Yearly
Charlie Gilmur with Robert Half is searching for an experienced and resourceful Executive Assistant to provide high-level support to senior leadership in Oregon. This role is ideal for someone who brings strong organizational discipline, communicates with professionalism, and keeps shifting priorities on track in a fast-moving business environment. The successful candidate will serve as a dependable partner to executives by coordinating logistics, preparing materials, and helping leadership stay focused on critical objectives. Responsibilities:• Oversee demanding executive calendars by arranging appointments, confirming priorities, and adjusting schedules to address changing business needs.• Plan and manage travel logistics for leaders, including flights, lodging, ground transportation, itineraries, and related expense documentation.• Draft, edit, and format business correspondence, presentations, reports, and briefing materials for meetings and leadership communications.• Coordinate internal and external meetings, leadership offsites, board-related sessions, and special events to ensure smooth execution.• Monitor follow-up items, milestone dates, and ongoing initiatives so executives remain informed and prepared on key commitments.• Review incoming messages and requests, route matters appropriately, and bring urgent issues to leadership attention when needed.• Handle sensitive company and personnel information with a high level of discretion and professionalism.• Provide administrative and project support across teams while assisting with general office coordination as business needs evolve. Please reach out to Charlie Gilmur with Robert Half to review this position. Job Order: 03600-0013516130
2026-10-29T00:00:00Z

Executive Assistant

Salem, OR
onsite
Temporary / Contract
25 - 35 USD / Hourly
We are seeking a highly organized Executive Assistant to provide comprehensive support to senior leadership. This role requires strong organizational skills, discretion, and the ability to manage multiple priorities. Responsibilities<ul><li>Manage executive calendars and schedules.</li><li>Coordinate travel arrangements and meetings.</li><li>Prepare reports, presentations, and correspondence.</li><li>Organize meeting materials and record meeting minutes.</li><li>Assist with special projects and administrative functions.</li><li>Maintain confidentiality and professionalism.</li></ul>
2026-10-23T00:00:00Z

Senior Tax Associate

Portland, OR
onsite
Permanent / Full Time
100000 - 150000 USD / Yearly
Jamie Benway with Robert Half is searching for a Senior Tax Associate to join a corporate tax team supporting complex transactions and strategic tax initiatives. This role is well suited for someone with a public accounting or large-firm background who brings experience in transaction-focused tax work, analytical modeling, and corporate tax matters. The position offers the opportunity to contribute to sophisticated tax planning efforts in a dynamic business environment while partnering with finance and other internal stakeholders. Renewables, tax credit transactions, and dealing with complex partnership taxes/structured financing experience required. Responsibilities:• Support tax analysis related to mergers, acquisitions, and other strategic transactions, with a focus on identifying impacts, risks, and planning opportunities.• Prepare and review corporate income tax workpapers, filings, and supporting documentation to help maintain accurate and timely compliance.• Develop and evaluate financial and tax models used to assess transaction structures, valuation scenarios, and investment outcomes.• Research federal and state tax issues and translate findings into practical recommendations for business and finance partners.• Contribute to projects involving sustainability-related tax incentives and credits, including analysis of eligibility, documentation, and reporting needs.• Partner with cross-functional teams to gather data, explain tax considerations, and support decision-making on complex business initiatives.• Assist with tax provision processes, reconciliations, and other core corporate tax activities as needed.• Maintain organized records and clear audit trails to support internal review and external reporting requirements. Please reach out to Jamie Benway with Robert Half at Jamie.Benway@Roberthalf to review this position. Job Order: 03600-0013534791
2026-10-29T00:00:00Z

4 results for Senior Administrative Assistant in Portland, OR