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Office Adminstrator

Komatsu
Tucson, AZ Full Time
POSTED ON 10/30/2025 CLOSED ON 2/21/2026

What are the responsibilities and job description for the Office Adminstrator position at Komatsu?

Office Adminstrator 10/30/25 Tucson, Arizona, USA, 85706 34201 Onsite Position

Shape the Future of Mining with Komatsu Mining Technology Solutions: At Komatsu Mining Technology Solutions, we're not just talking about progress and innovation - we're making it happen. Our cutting-edge Modular brand solutions are powering mines worldwide, driving efficiency and sustainability in ways that seemed impossible just years ago.

The Company

Modular Mining Systems is the global leader in mine management technology and a wholly owned subsidiary of Komatsu Ltd. Our innovative technology powers mine operations in every corner of the globe. The products we cultivate, the solutions we engineer and the service we deliver set us apart in the Mining Technology industry. We are more than a company, we’re a community of passionate, creative professionals striving toward a shared vision: to revolutionize the way the mining industry operates. With a presence stretching from Johannesburg to Vancouver, Sydney to Lima, you are part of a global brand that supports creativity, fosters innovation and encourages you to think big, share ideas and be yourself.

Job Purpose

This dual-role position requires a professional who is adept at managing the day-to-day operations of the office while providing limited high-level administrative support to our executive team. The ideal candidate will be resourceful, proactive, and capable of juggling multiple priorities with grace and efficiency.

Travel Requirements

Up to 10%.

Job Duties

Key Responsibilities

  • Office Management
  • Oversee the day-to-day operations of the office, ensuring a smoothly functioning work environment.
  • Manage office supplies inventory and place orders as necessary.
  • Coordinate maintenance and repairs of office equipment and facilities.
  • Facilitate office layout planning and office moves and manage and maintain office seating plan.
  • Assist with the onboarding process for new employees, including setting up workstations and arranging necessary equipment.
  • Develop and implement office policies and procedures and ensure compliance with company standards.
  • Plan and coordinate office events, meetings, and employee activities.
  • Serve as the primary point of contact for office-related inquiries and issues.

Executive Support

  • Coordinate executive communications, including taking calls, responding to emails, and interfacing with clients.
  • Organize and maintain confidential files and records, ensuring information is easily accessible and up-to-date.
  • Assist in the preparation of reports, agendas, and materials for meetings.
  • Handle special projects and assignments as required by the executive team.

Qualifications

Required Skills

  • Associate’s degree, Bachelor’s preferred, in Business Administration, Management, or a related field preferred.
  • Proven experience as an executive assistant, office administrator, or in another relevant administrative role.
  • Exceptional organizational and multitasking abilities.
  • Strong verbal and written communication skills.
  • Proficiency in Microsoft Office Suite (Word, Excel, PowerPoint, Outlook) and other relevant software.
  • Ability to handle sensitive information with discretion and confidentiality.
  • Strong problem-solving skills and the ability to work independently.
  • Detail-oriented and able to manage multiple priorities effectively.
  • Professional demeanor and strong interpersonal skills.

Desired Skills

This position requires a high level of flexibility and adaptability, as the successful candidate will need to manage various tasks and responsibilities in a fast-paced environment. Standard office hours apply, but occasional overtime may be required to meet deadlines or support executive needs.

If you are a motivated self-starter with a passion for excellence and a knack for organization, we invite you to apply for this exciting opportunity to join our team.

Diversity & Inclusion Commitment

At Komatsu we come from diverse backgrounds, with unique perspectives, experiences, and contributions.  We are committed to creating a workforce that is reflective of the communities we work and live in. We believe that our people are part of our shared purpose.  We are authentic, ambitious, and innovative in our pursuit of Diversity & Inclusion. United, we are on a journey towards a sustainable future that creates value together. 

If you want to learn more about Komatsu, please visit our website at https://www.komatsu.com/ .

Company Information

Komatsu is a world leader in manufacturing construction, mining, forestry, and industrial heavy equipment. Founded in 1921, Komatsu has a long history of quality, reliability, innovation, and excellence. Headquartered in Tokyo, Japan, Komatsu facilities, distributors and dealers are in more than 140 countries and employ more than 60,000 people. Komatsu offers a diverse and challenging work environment, where you can grow your skills and career, and contribute to a sustainable, clean-energy future. If you are looking for a company that values your talent and potential, be a part of something big and join a team that is shaping the world!

EEO Statement

Komatsu is an Equal Opportunity Workplace and an Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or protected veteran status.

Salary.com Estimation for Office Adminstrator in Tucson, AZ
$90,488 to $116,232
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