Senior Administrative Assistant

Job overview

The Senior Administrative Assistant position is onsite in La Palma, California. Compensation is $75,000–$85,000 per year. The role supports the COO, Vice President of Finance, and Thermal Engineering International’s executive team. The assistant coordinates executive schedules, communications, travel, reporting, and confidential information to support efficient daily operations. The position also helps leadership with meetings, events, special projects, records, and operational and financial reporting.

What you'll do

• Manage executive calendars, meetings, priorities, and follow-up
• prepare correspondence, reports, presentations, meeting materials, and expense reports
• coordinate domestic and international travel
• serve as a contact for stakeholders
• handle confidential information
• support meetings, events, and special projects
• process invoices and maintain records
• track signatures and agreements
• prepare weekly operational, sales, and financial reports
• support capital appropriation requests and confidentiality agreements.

What we're looking for

Skills & competencies

senior administrative assistant

la palma ca

thermal engineering international

executive support

calendar management

travel coordination

confidential information

financial reporting

microsoft office

5+ years’ experience

$75k–$85k per year

Work arrangement

• Weekend coverage required

Benefits & perks

• The posting directs candidates to an external benefits summary
• specific benefits are not listed in the job description.

Why this role

Supports the COO, Vice President of Finance, and executive team; requires 5+ years of administrative or executive support experience.

About the employer

Thermal Engineering International is hiring for this role. Industry: Administrative Management and General Management Consulting Services. Sector: 54.