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Office Administrator

Guernsey, WY

🔒 Direct submission to hiring team • Zero candidate fees

Role & Company Overview

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Employer
Martin Marietta
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Location / Model
Guernsey, WY
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Employment
Full-Time
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Recruitment Type
Direct to HR Pipeline
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Industry
General
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Company Size
🌐
Headquarters
United States
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Visa & Sponsorship
Global Talent Consideration
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Global Sponsorship Signal: This position is eligible for global talent consideration and work authorization sponsorship for top qualified international candidates.
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Human-Verified Opening: Inspected by Sarah Jenkins, CIPD • Hirely Editorial Team. Authenticated directly from Martin Marietta's hiring pipeline • Zero recruiter markups or candidate fees. Verification Standards

📋 Role Overview & Responsibilities

Description

Position Summary

Responsible for providing administrative support to the Plant Manager at our Guernsey Quarry and Guernsey, WY locations. Manage all daily, weekly, and monthly administrative functions, oversee general accounting, and conduct financial analysis.

Requirements

  • Perform duties related to the following: computerized records maintenance, office management, accounts payable/receivable, cash reconciliations, truck scale, and rail sales/shipping documentation, general ledger, production, finished goods/parts/supplies inventories, purchasing, and preparation of government and other regulatory reports as required.
  • This position is the face of Guernsey Quarry, and the position will need to provide customer service to customers, customer truck drivers, vendors, visitors, rail support, and other Company employees.
  • Create and inspire an atmosphere of teamwork with administrative and management staff.
  • Assist in coordinating various Human Resource functions including safety communications, performance and recognition records, personnel and training records, and payroll and timekeeping systems.
  • Assist in the preparation of any reports and statistics reflecting earnings, profitability, budgeting, forecasting, and other financial and variance results analysis.
  • Implement and maintain administrative procedures and internal controls by company policies and procedures.
  • Assist with month-end closeEnter receipts from Guernsey Quarry operationsClear the AP invoices on holdPrepare monthly GL reconciliationsAssist with monthly forecastHelp maintain SOX compliancePerform other duties as assigned

Minimum Education And Experience

Bachelor’s degree in business administration or related field experience preferred5+ years' experience in office management (mining or manufacturing/industrial facility a plus)

Knowledge, Skills And Abilities

Excellent oral and written communication skillsSelf-motivated; able to work independently. Highly proficient in MS programs (Word, Excel, PowerPoint and Outlook) Proficient accounting knowledge and skillsSolid negotiation and analytical skillsExcellent time management, planning, and organizational skills; capable of managing multiple tasksAble to communicate effectively with both internal employees and external vendors and customers

Frequently Asked Questions

How do I apply for the Office Administrator position at Martin Marietta? ▼

Click the “Apply for this Position” button on this page to submit your application directly to Martin Marietta without recruitment intermediary fees.

Is this position eligible for remote work or visa sponsorship? ▼

This position is located in Guernsey, WY with potential relocation and sponsorship assistance depending on candidate qualifications.

Are there any candidate fees on Hirely? ▼

No. Hirely is completely free for candidates. We never charge registration fees or placement fees.

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