Client Invoicing Specialist (CIS)

carollo· Accounting/Finance
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📍 AZ, USFULL TIME

About this role

Overview

Carollo Engineers is a leading engineering firm dedicated exclusively to water. For over 90 years, we've specialized in the planning, design, and construction of water, wastewater, stormwater, and reuse facilities, bringing innovative and sustainable solutions to the water sector's most complex challenges.

 

We work with water agencies, municipalities, utilities, research organizations, and private companies across various industries, including technology, manufacturing, and beyond. These clients choose Carollo because we employ some of the most knowledgeable and experienced professionals in the world. When you join our team, you'll work alongside industry leaders who are advancing the science of water, protecting public health, and building resilient communities.

 

Carollo's vision is to be the best water consulting firm and the best place for you to build your career. If you're passionate about making a difference in this critical field, we invite you to explore a career with Carollo.

Responsibilities

 

  • Provide outstanding customer service to Project Managers on all accounting needs, including client invoicing, AR and project metrics for a small to mid-size number of projects in portfolio
  • Maintain accurate and complete contract invoicing terms and system setups for each project with assistance from senior team members
  • Maintain a professional and positive working relationship with internal and external clients
  • Prepare accurate monthly client invoices in a timely manner
  • Prepare monthly reports to accompany client invoicing
  • Provide information for the monthly reports for Executive review of client invoicing activity to include invoices, unbilled, held and written off items
  • Assist Project Accounting Team with process improvement and other projects
  • Ensure accuracy of financial transactions in accordance with internal policies

Qualifications

 

  • High School diploma (or GED/High School Equivalence Certificate) plus some additional education/courses
  • 2+ years experience in a business environment, preferably in an Accounting position
  • Previous experience with ERP systems

Preferred Qualifications

 

  • High School diploma (or GED/High School Equivalence Certificate) plus some additional education/courses
  • 2+ years experience in a business environment, preferably in an Accounting position
  • Previous experience with ERP systems

Compensation Range

$27 to $30 hourly. This is the lowest to highest salary we in good faith believe we would pay for this role at the time of this posting. We may ultimately pay more or less than the posted range, and the range may be modified in the future. An employee’s pay within the salary range will be based on several factors including, but limited to, relevant education, qualifications, certifications, experience, skills, seniority, geographic location, performance, and business or organizational needs.

Other Compensation and Benefits

Carollo is committed to providing employees with a competitive, comprehensive benefits program that provides the support employees and their families need to lead healthy, productive lives. Carollo’s benefits package includes paid time off and holidays, comprehensive health insurance coverage, pre-tax savings account options for healthcare, dependent care and commuter expenses, disability insurance and life insurance options for you and your dependents. We also offer free Caregiver Support, Travel Assistance, counseling services, discount programs, and a Lifestyle Reimbursement Account. Other compensation that may be available includes: 401(k) company contribution matching, tuition reimbursement, discretionary bonuses, career advancement bonuses, professional registration bonuses, employee referral bonuses, and compensatory time for exempt employees. Flexible work arrangements may also be available.  Eligibility for benefits varies based on employment status.

 

 

 

 

 

 

 

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Frequently Asked Questions

Is the salary disclosed for the Client Invoicing Specialist (CIS) position at carollo?
The salary for this Client Invoicing Specialist (CIS) role at carollo is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Client Invoicing Specialist (CIS) position at carollo located?
This Client Invoicing Specialist (CIS) role at carollo is based in AZ, US. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Client Invoicing Specialist (CIS) role at carollo full-time or part-time?
This is listed as a FULL TIME position. It is posted as a Client Invoicing Specialist (CIS) role in the Accounting/Finance department at carollo.
Which team or department does the Client Invoicing Specialist (CIS) at carollo belong to?
This Client Invoicing Specialist (CIS) position is part of the Accounting/Finance department at carollo. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Client Invoicing Specialist (CIS) position at carollo?
Click the "Apply Now" button on this page. You will be redirected to carollo's official application portal hosted on icims where you can submit your application directly.
When was the Client Invoicing Specialist (CIS) job at carollo posted?
This Client Invoicing Specialist (CIS) position at carollo was posted on May 18, 2026. Apply as soon as possible — early applications are often reviewed first.
Client Invoicing Specialist (CIS)
carollo
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You'll be redirected to carollo's official application page on icims.