Senior Administrative Assistant: Space Ops & Exec Support

CesiumAstro; Austin (TX); On-site; USD 65,000 - 90,000; Full time

Benefits offered by this job

Stock options

Health, dental, vision

Retirement plans

Job summary

CesiumAstro, a leading developer of space communication systems, seeks a highly organized Senior Administrative Assistant to support day-to-day operations and act as the face of the company for employees and visitors.

The ideal candidate will have 7+ years in office administration, an associate degree (bachelor's preferred), and proven ability to manage calendars, travel, and vendor coordination in a fast-paced environment. Full-time role with comprehensive benefits.

Qualifications

• Minimum 7 years of office administration or receptionist experience.
• An Associate’s degree is required; a bachelor’s degree is preferred.
• Outstanding organizational skills and attention to detail.
• Experience managing complex travel arrangements and calendars.
• Proficient in Microsoft Office (Word, Excel, PowerPoint, Outlook).
• Strong telephone, communication, and interpersonal skills.
• Positive, flexible attitude with strong customer orientation.
• Ability to work in a team and build relationships.

Responsibilities

• Oversee day-to-day office operations for efficiency.
• Support senior leaders and teams with coordination and tasks.
• Greet visitors and set up conference rooms.
• Schedule meetings, manage calendars, and book travel.
• Maintain inventory of office supplies and catering.
• Coordinate with vendors and handle special ordering requests.
• Assist with coordination of contractors and facility projects.
• Complete expense reports for management.

Skills

Organization

Detail-oriented

Communication

Customer-oriented

Team collaboration

Multitasking

Education

Associate's degree

Bachelor's degree preferred

Tools

Outlook

Excel

PowerPoint

Job description

CesiumAstro, a leading developer of space communication systems, seeks a highly organized Senior Administrative Assistant to support day-to-day operations and act as the face of the company for employees and visitors.

The ideal candidate will have 7+ years in office administration, an associate degree (bachelor's preferred), and proven ability to manage calendars, travel, and vendor coordination in a fast-paced environment. Full-time role with comprehensive benefits.