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Provided by the employer
Verified Pay check_circle $25 - $27 per hour
Hours Full-time
Location 529 25 1/2 Road
Grand Junction, Colorado open_in_new

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Verified Pay check_circleProvided by the employer
This job pays $5.36 per hour more than the average pay for similar jobs in your area.

$14.12

$20.64

$26.00

$29.85


About this job

Job Description

Job Description

Job Summary
The Senior Administrative Assistant provides high-level administrative support to leadership and ensures smooth office operations. This role requires strong organizational skills, attention to detail, and the ability to proactively manage tasks in a fast-paced environment.


Responsibilities

  • Provide administrative support to management and office leadership
  • Manage calendars, schedule meetings, and coordinate appointments
  • Prepare documents, reports, presentations, and correspondence
  • Maintain organized electronic and physical filing systems
  • Handle confidential information with professionalism
  • Assist with meeting preparation, agendas, and note-taking
  • Coordinate communication between departments and external contacts
  • Support office operations, including supply ordering and vendor coordination
  • Provide administrative support to other team members as needed


Qualifications

  • Proficient in Microsoft Office Suite (Outlook, Word, Excel, PowerPoint)
  • Experience with Adobe Acrobat Pro and QuickBooks Online
  • Highly organized with strong attention to detail
  • Excellent communication skills (written and verbal)
  • Proactive problem-solving and time-management skills
  • Ability to work independently and handle multiple priorities
  • Discretion and professionalism in handling confidential information


Preferred Experience

  • 5+ years of administrative or office support experience
  • Experience in a corporate, construction, or hospitality environment
  • Familiarity with project coordination and office operations


Work Environment

  • Fast-paced, professional environment with opportunities for growth
Company Description
At Mammoth Industries, you’ll be part of a team that genuinely makes a difference. We’re proud to be a leader in turnkey workforce housing and support services, providing safe, comfortable, and innovative living solutions for industries such as oil & gas, data centers, disaster relief, and more. Working with us means more than just a job — it’s an opportunity to grow personally and professionally, contribute to meaningful projects, and collaborate with dedicated, hardworking people who value integrity, teamwork, and quality in everything we do. We invest in our team’s success by offering competitive pay, opportunities for advancement, supportive training, and a culture where every role is essential and appreciated.

Company Description

At Mammoth Industries, you’ll be part of a team that genuinely makes a difference. We’re proud to be a leader in turnkey workforce housing and support services, providing safe, comfortable, and innovative living solutions for industries such as oil & gas, data centers, disaster relief, and more. Working with us means more than just a job — it’s an opportunity to grow personally and professionally, contribute to meaningful projects, and collaborate with dedicated, hardworking people who value integrity, teamwork, and quality in everything we do. We invest in our team’s success by offering competitive pay, opportunities for advancement, supportive training, and a culture where every role is essential and appreciated.

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Posting ID: 1252404063 Posted: 2026-06-17 Job Title: Senior Administrative Assistant