Administrative Assistant Microsoft

We are seeking a highly organized and proactive administrative professional to provide comprehensive, high-level support to a dynamic team in a fast-paced, fully onsite environment. This role is central to the smooth operation of daily business activities, serving as a key point of contact for internal teams, vendors, and new hires. The ideal candidate brings deep experience in executive-level calendar management, event and logistics coordination, vendor management, and Microsoft 365 tools, and thrives in an environment that demands both precision and adaptability.

This is a full-time onsite position based in Redmond, WA, Monday through Friday.

• Provide in-person administrative support for day-to-day team operations and key business initiatives
• Manage complex calendars for senior leadership, including scheduling, prioritization, and conflict resolution
• Coordinate and execute team events, offsites, and large-scale supplier summits including logistics planning and on-site support
• Support new hire onboarding by ordering and setting up equipment, supplies, and workspace needs
• Manage vendor relationships and support open vendor roles, including procurement of goods and services
• Supervise general office duties such as ordering supplies, maintaining records management systems, and performing basic bookkeeping
• Review and process invoices, reports, memos, financial statements, and other corporate documents
• Read and analyze incoming memos, submissions, and reports to determine significance and coordinate distribution
• Prepare agendas and make arrangements for committee, board, and other meetings
• Coordinate travel arrangements and process business expenses for management
• Support department financial operations, personnel operations, and facility operations
• Serve as the primary department or group contact and complete special projects as assigned

• 5–7 years of administrative or executive assistant experience required; candidates with up to 9 years of experience will be considered
• 5–7 years of calendar coordination experience, with VP-level support highly preferred
• 5–7 years of experience with Microsoft 365 tools
• 5–7 years of event and operations support experience
• 3–5 years of prior experience in a large enterprise or technology environment highly preferred
• Demonstrated experience supporting executives in a professional setting required
• Additional education in business administration or a related field is a plus
• Expert proficiency with Microsoft 365 tools including Word, Excel, PowerPoint, Outlook, and Teams
• Strong calendar coordination and scheduling skills, with experience supporting VP-level or above highly preferred
• Expert ability in event planning, logistics coordination, and budgeting
• Excellent verbal and written communication skills with strong interpersonal and customer service abilities
• Demonstrated ability to multi-task, prioritize effectively, and work independently in a fast-paced environment
• Expert ability to handle sensitive and confidential information with discretion
• Strong organizational skills with meticulous attention to detail
• Experience with vendor management and procurement processes
• Leadership and mentoring skills with the ability to provide constructive performance feedback

• Location:
  
  Redmond, WA (Onsite)
• Duration: 10 months
• Weekly
  
  Schedule:
  
  40 hours
• Job Status:
  Non-Exempt

• Medical, dental & vision
• Hospital plans
• 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available
• Life Insurance (Company paid Basic Life and AD&D as well as voluntary Life & AD&D for the employee and dependents)
• Company paid short and long-term disability
• Health & Dependent Care Spending Accounts (HSA & DCFSA)
• Employee Assistance…