Job Description

Are you a student studying Accounting or Finance seeking a summer internship with purpose, challenge, and talented colleagues? Would you like to grow your career with an Accounting department? CESO is an engineering, architectural, site development, general contracting, and project management company. We develop leaders and empower staff to use their gifts to impact the world through service – to our coworkers, to our clients, and to our communities. We subscribe to the mission “finding purpose through serving others,” so if this speaks to you, let’s connect!

At CESO, an Accounting Co-op/Intern will support the accounting team with a variety of entry-level accounting and administrative tasks, including billing, accounts payable, accounts receivable, distribution support, and basic accounting activities. This position is designed for students seeking hands-on experience and foundational training in a professional accounting environment. An Accounting Co-op/Intern will receive guidance and mentorship while learning how day‑to‑day accounting transactions support company operations and project success.

Primary Responsibilities

• Assist with billing, including preparing invoices, verifying supporting documentation for accuracy and completeness.
• Help distribute invoices and statements to clients via email or internal systems.
• Assist with project setup, entering basic project information into Deltek Vantagepoint.
• Help track project costs (labor, expenses, vendor invoices).
• Support preparation of project cost reports and budget-to-actual comparisons.
• Help respond to basic billing questions by routing issues to the appropriate team member.
• Assist with cash application, posting client payments to Deltek Vantagepoint.
• Help track outstanding receivables and prepare basic aging reports.
• Support client account maintenance and documentation.
• Assist with filing and organizing A/R records.
• Assist with processing vendor invoices, including data entry and matching invoices to purchase orders or approvals.
• Help prepare invoices for payment and maintain organized A/P files.
• Support vendor setup and updates under guidance.
• Assist with answering basic vendor inquiries or routing them appropriately.
• Assist with journal entry preparation and basic reconciliations.
• Support month-end close activities.
• Help maintain the general ledger through data entry and review tasks.
• Assist with organizing support for audits and internal reviews.
• Maintain organized electronic and paper accounting files.
• Follow internal controls, policies, and accounting procedures.
• Participate in trainings and team meetings.
• Demonstrate attention to detail, reliability, and organization while completing assigned tasks and following instructions under supervision.
• Perform all other duties as assigned.

Position Requirements

• Actively pursuing a degree in Accounting, Finance, or related field, is required.
• Previous internship, part-time, or office experience is preferred, but not required.
• Basic understanding of accounting concepts (coursework sufficient) is required.
• Computer skills necessary to enter daily timesheet data and use Microsoft Outlook for email correspondence.
• Working knowledge in Microsoft Office Suite.
• Familiarity with accounting software is preferred.

CESO is a principle-centered organization that aligns with strong service values, integrity, and authenticity. We develop and inspire out Co-ops/Interns through training and coaching on the job. At CESO, we believe that work should be more rewarding than just a paycheck. In addition to a comprehensive benefit and compensation program, we create memories and friendships through our employee and service events.

CESO, Inc. is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sexual orientation, gender identity, national origin, genetics, disability, age, veteran status, or any other characteristic protected by law. This organization participates in E-Verify and is a drug-free workplace. Criminal background checks and drug/alcohol checks are required.