TSR is hiring: Administrative Assistant in San Dimas

Pay-$25/hr

We are seeking an experienced Administrative Assistant to provide high-level support to senior executives at a leading global organization in the human capital management and technology solutions industry. This is a temp-to-hire opportunity offering a hybrid schedule — three days onsite and two days remote.

Responsibilities

• Prepare professional correspondence including memos, invoices, letters, and reports.
• Answer and route phone calls, take detailed messages, and manage communications efficiently.
• Maintain and organize corporate records, documents, and reports.
• Conduct research and compile data to prepare materials for executive and board review.
• Assist in meeting preparation, scheduling, and accurate minute-taking.
• Greet visitors and coordinate with executives to determine meeting access.
• Use a variety of software tools including Microsoft Word, Excel, PowerPoint, and databases to create and manage professional documents.
• Read, analyze, and distribute incoming memos, submissions, and correspondence as needed.
• Make complex travel and accommodation arrangements for executives.
• Order supplies, manage a records database, and maintain office inventory.
• Open, sort, and distribute incoming mail, faxes, and emails.
• Provide comprehensive administrative support to senior leadership.

Qualifications

• 7+ years of administrative experience, including direct support for senior executives or leadership teams.
• Strong organizational and multitasking abilities with excellent attention to detail.
• Exceptional written and verbal communication skills.
• Advanced proficiency in Microsoft Office Suite (Word, Excel, PowerPoint, Outlook).
• Proven ability to handle confidential information with discretion.
• Experience coordinating meetings, travel, and executive calendars.
• Strong analytical skills with the ability to compile and present data.
• Demonstrated ability to work independently and anticipate executive needs.

Preferred Skills

• Experience supporting C-level or senior management.
• Strong decision-making and problem-solving skills.
• Creative and proactive approach to managing tasks and priorities.
• Professional demeanor and excellent interpersonal skills.

Seniority level

• Associate

Employment type

• Contract

Job function

• Administrative

Industries

• Software Development