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Administrative Assistant at Mariana Minerals - ApplyBlast

Administrative Assistant

Mariana Minerals

1 month ago

3.3 on Glassdoor

Houston, Texas, United States

Onsite

Full Time

Junior

0 applicants

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About this role

The Administrative Assistant will support the CFO with calendar management, travel coordination, and expense reporting while also handling day-to-day office operations and serving as backup to the Executive Assistant. This role requires strong communication, organization, and the ability to manage competing priorities in a fast-paced environment.

Responsibilities

Provide administrative and calendar support to the CFO
Manage domestic and international travel arrangements
Prepare and submit expense reports and reconcile receipts

Skills

About Mariana Minerals

marianaminerals.com

Company Size

1-10 employees

View Profile

Mariana Minerals is a software-first, vertically integrated minerals company and the world's only software-first minerals project developer and operator. The company is focused on supplying critical minerals — including copper, lithium, nickel, cobalt, and rare earth metals — essential to modern energy, AI, and defense technologies. Headquartered in San Francisco with an engineering office in Houston, Mariana Minerals develops and operates mineral projects through a technology-driven approach.