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Construction Contract Billing Administrator Assistant

Calmex Engineering, Inc
Bloomington, CA Full Time
POSTED ON 1/8/2026 CLOSED ON 3/5/2026

What are the responsibilities and job description for the Construction Contract Billing Administrator Assistant position at Calmex Engineering, Inc?

Construction Contract Billing Administrator Assistant

Calmex Engineering, Inc is a local Contractor specializing in General Engineering, Grading and Asphalt Paving. We offer competitive Salary, Health Insurance, Vacation and a Retirement Plan

Qualifications

  • The ideal candidate will have previous experience as a construction or contract administrator assistant with Caltrans and City Public Works and will be able to immediately step into this role
  • High school diploma and three years of experience in a similar role

Responsibilities

The Contracts Billing Administrator will ASSIST on the following items:

  • Fill out necessary contract documents which are consistent from contract to contract
  • Make job binders for office and field
  • Billing and Collections
  • Request Bonds and Insurance Certificates from Insurance Carriers, job specific
  • Submit general contractor prequalification info
  • Email invoices to customers
  • Track contract payments and log in using excel spreadsheet
  • Approve job specific vendor invoices
  • Send emails/make phone calls on outstanding balances due
  • Knowledge of Oil Index a plus
  • Must be proficient in Microsoft Office applications, basic knowledge of Nice Touch and ICAS a plus
  • Must be organized, detail oriented, able to multitask, and able to work with Estimator, Field Project Manager and Superintendents
  • Review and submit change orders, extra work billings and other contract modifications
  • Must have excellent verbal and written communication skills
  • Scanning and Filing
  • Other related responsibilities and projects as assigned
  • Work hours are Monday-Friday, 7 am-4:00 pm Full Time

Must have excellent attention to detail and organizational skills in a fast paced environment.

Compensation is based on experience.

Pay: $41,600.00 - $55,000.00 per year

Benefits:

  • Dental insurance
  • Health insurance
  • Paid sick time
  • Paid time off
  • Retirement plan
  • Vision insurance

Work Location: In person

Salary : $41,600 - $55,000

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