Martin Marietta · Greenwood, Missouri, US

Office Manager

OpenFull-timePay not stated

Open — Martin Marietta has a posting for this job. Posted 28 Sep 2026.

This posting

Posted 28 Sep 2026 · Full-time · Pay not stated

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About this job

Martin Marietta is looking to hire an Office Manager to be located at Greenwood Quarry. The individual will be responsible for providing administrative support to the Area Production Manager and Plant Management team at the quarries and will manage all daily, weekly and monthly general accounting functions and operational financial analyses

Responsibilities:

  • Record maintenance, office organization, accounts payable/receivable, cash reconciliations, truck sales/shipping documentation, prepare general ledger records, manage finished goods/parts/supplies inventories, purchasing, and preparation of government and regulatory reports as required
  • Assist with safety communications, training records, and payroll/timekeeping systems
  • Assist in preparation of any reports reflecting earnings, profitability, budgeting, forecasting, and other financial and variance results
  • Maintain administrative procedures and internal controls in accordance with company policies and procedures
  • Clear the AP invoices on hold
  • Prepare monthly GL reconciliations
  • Assist with monthly forecast
  • Maintain SOX compliance
  • Perform other duties as assigned

Skills:

Time Management
Detail Orientated
Oral and Written Communication
Organization Skills
Confidentiality

Required Education and Experience

  • High school diploma, GED Or equivalent experience
  • 1+ years of related experience
  • Valid U.S driveru2019s license

Read the full posting

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