General Office Clerk - Webberville Sand Plant - Manor, TX
Martin Marietta
 Austin, TX


Recently ranked at #72 on Fortune magazine's list of the 100 Fastest-Growing Companies in the world, Martin Marietta, a member of the S&P 500 Index, employs more than 8,500 employees at operations spanning 27 states, Canada and the Bahamas. A leading supplier of aggregates and heavy building materials, dedicated teams at Martin Marietta supply the resources for the roads, sidewalks and foundations on which we live.

At Martin Marietta, we are always looking for the best and the brightest, for people who have the potential to be the Company's future leaders. We are building on our foundation of success by selecting the finest people and helping them realize their potential. When you decide to build your career at Martin Marietta, you'll know what it's like to be respected, challenged and rewarded.



The office clerk's primary responsibility is to supply administrative support to the sales and operations team. This position will be based out of the Webberville Quarry located in Manor, Texas, and report directly to the plant manager with a dotted line to the senior sales representative. This position will provide administrative support to 2 locations, one location in Manor, Texas and one location in Del Valle, Texas. Typical schedule will be 8:00am – 5:00pm, Monday – Friday, but may require occasional Saturdays if there is a special project or supporting as backup in the absence of the scale clerk.


  • Demonstrate a positive, professional, upbeat attitude and energy level toward teammates, peers, and, customers
  • First point of contact for all office traffic (vendors/customers/contractors/etc.)
  • Assist in answering phones and directing to appropriate personnel
  • Provide administrative support for sales and operations department
  • Data entry required to produce production and sales reports
  • Enter orders and quotes for customers
  • Obtain pricing and request quotes from vendors
  • Assist with credits and re-bill, and resolve unapplied payments and accounts receivable
  • Follow up with customers and vendors to maintain quality relationship and customer service
  • Convey any known customer needs and/or complaints with the appropriate personnel
  • Backup support for the scale house at both locations
  • Assisting with cash management by reviewing and balancing daily cash sales and deposits
  • Maintain housekeeping in areas of responsibility
  • Assist in audits and reconciliation of inventory
  • Other duties as assigned


  • High school diploma, GED or equivalent experience required
  • 1-2 years of administrative experience, preferably in the construction industry
  • Valid driver's license


  • Must be able to work 40 hour per week, possible weekends, overtime, and holidays as needed
  • Demonstrated strong interpersonal, verbal and written communication skills
  • Strong administrative and organizational skills with an attention to detail
  • Strong time management and prioritizing skills with ability to multi-task
  • Must be service oriented with proven ability to work in a fast-paced TEAM environment
  • High level of customer focus and care
  • Proficient with MS Excel, Word and Outlook
  • Knowledge of Access and PowerPoint, preferred
  • Familiarity with JD Edwards or similar system a plus
  • Ability to travel 10-15% of the time between locations


  • Ability to sit for extended time periods
  • Ability to lift up to twenty-five pounds
  • Ability to stoop, bend, squat and reach for activities such as filing
  • Ability to use a PC and perform data entry activities for extended time periods
  • Willingness and ability to travel on an occasional basis


The above statements are intended to describe the general nature and level of work being performed by people assigned to this classification. They are not to be construed as an exhaustive list of all responsibilities, duties, and skills required of personnel so classified. All personnel may be required to perform duties outside of their normal responsibilities from time to time, as needed.


  • Medical
  • Prescription Drug
  • Dental
  • Vision
  • Health Care Reimbursement Account
  • Dependent Care Reimbursement Account
  • Wellness Programs
  • Employee Assistance Plan
  • Paid Holidays and Vacation
  • 401(k) with Company matching
  • Pension
  • Sickness and Accident – Short-Term Disability
  • Optional Long-Term Disability
  • Employee Life Insurance
  • Spouse & Dependent Life Insurance
  • Business Travel Accident Insurance
  • Direct Deposit Payroll
  • Educational/Tuition Assistance Plan
  • College Scholarship Program – for dependent children
  • Matching Gift Program
  • New Auto Purchase Discount Plans

We are an equal opportunity employer.Qualified minorities, women, veterans and individuals with disabilities are encouraged to apply.