Accounting & Marketing Administrative Assistant

Accounting & Marketing Administrative Assistant | Cactus Materials | Tempe, AZ

Position Type: FULL TIME – Accounting and Marketing Assistant
Location: Tempe, Arizona (Onsite)
Estimated Start Date: Sept 1, 2025
Hours: 40 hours per week
Pay: TBD based on experience
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About Us:

Cactus Materials, Inc. is an American semiconductor designer, developer, and manufacturer based in Tempe, Arizona. The company operates its own state-of-the-art fabrication facility in which it makes the components that are the backbone of the AI image-recognition infrastructure; photon/particle detectors and lasers. These components go into AI vision processors and transceivers which will revolutionize next-generation high-speed low-energy data centers and IoT edge devices. 

Responsibilities:

• Assist with the daily accounting activities including paying and booking invoices and managing payables and receivables.
• Perform some administrative duties as needed.
• Assist in developing and executing marketing strategies and campaigns
• Manage and create content for social media platforms (LinkedIn, Instagram, etc.)
• Collaborate with the sales team to create promotional materials
• Help organize and execute events (online and in-person)
• Assist with email marketing and website updates

Qualifications:

• Basic knowledge of financial statements and accounting.
• Good communication and writing skills
• Skilled in social media platforms (LinkedIn, Instagram)
• Strong organizational skills and ability to manage multiple tasks
• Ability to work independently and as part of a team
• Experience with graphic design software (Canva, Adobe Suite) is a plus

Why Join Us?

• Gain hands-on experience in the fast-growing semiconductor, photonics, and power electronics industries.
• Work directly with a small, passionate team
• Opportunities for mentorship and professional development

How to Apply:

Please submit your resume and cover letter through our company’s Handshake portal.