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Tri-M Group


Testing – Kennett Square, Pennsylvania
Department Testing
Employment Type Regular Full-Time
Minimum Experience Entry-level

Summary Description

Responsible for providing overall project administrative support to the EnerG Test and High Voltage business units.  Provides support to project management and field staff.  

Duties and Responsibilities


  • Responsible for the complete billing process from preparation, reconciliation, to data entry into the accounting system.
  • Identifies and posts job costs and labor hours by task codes; computes labor costs, overhead and profit factors for each task code; and completes final billing computations.
  • Prepares job initialization documents for projects.
  • Ensures timely and proper invoicing of customers.
  • Maintains cumulative retainage amounts on specified accounts.
  • Expedites accounts receivable including resolving customer billing problems.
  • Prepares monthly billing and backlog reports and updates backlog on a daily basis.
  • Answers phones and takes messages for managers.  Contacts customers and field personnel as requested by managers.
  • Prepares letters, memos and other correspondence as needed.
  • Pulls weekly job costs reports for managers as requested.
  • Attends applicable division meetings and prepares minutes of meetings.
  • Assists with accurate filing of archives for future reference.
  • Occasionally prices materials for bid estimates.
  • Assists with customer revenue and contract multiplier reports.
  • Assists purchasing with renting equipment as needed.
  • Recommends improved methods of operation

Job Requirements


  • High school diploma or equivalency.  Post high school training preferred.
  • Minimum 3 years experience in administrative work.  Experience in the construction industry preferred, but not required.
  • Excellent interpersonal and communications skills. 
  • Intermediate level computer literacy including word processing, formatting spreadsheets, processing emails and database management.
  • Above average math skills.
  • Excellent customer service skills.
  • Ability to work in a fast paced environment and meet deadlines as part of a team.
  • Good attention to detail and self-starter.

Physical Requirements:

  • Working 40 hours/week, scheduled in 8 hour shifts.
  • Sitting 6 to 8 hours/day.
  • Lifting weights of 0 to 30 lbs. from floor to above shoulders.
  • Repetitive use of hands for writing, typing, data entry, and filing.
  • Vision adequate for computer use and reading. 
  • Hearing adequate for phone use.


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  • Location
    Kennett Square, Pennsylvania
  • Department
  • Employment Type
    Regular Full-Time
  • Minimum Experience
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