Commissioning Accounting Intern - Summer 2026
About The Position
At Salas O’Brien we tell our clients that we’re engineered for impact. This passion for making a difference applies just as much to our team as it does to our projects. That’s why we’re committed to living our values every day: inspiring, achieving, and connecting as shared owners of our success with a focus on a sustainable future. Building for the long-term means that all of our team members can expect to work on amazing projects with a people-first approach to problem solving. It also means that each member of our team has truly limitless potential to build a unique, meaningful, and high-impact career—and they’ll receive great total rewards along the way. Founded in 1975, Salas O’Brien is an employee-owned engineering and professional services firm focused on achieving impact for our clients, our team, and the world. We know that tomorrow’s requirements are today’s opportunities, and we are here to design lasting solutions for pressing challenges. We work across a variety of industries providing integrated engineering and consulting services. Our specialized experience includes design for data centers, healthcare, science and technology, high-rise buildings, clean energy, education, and other building types as well as structural and building sciences, infrastructure asset management, advanced robotics, and more. Our technical expertise is paired with an exceptional team of business development, human resources, finance and accounting, information technology, and marketing professionals, all of whom play a key role in bringing our commitments to life every day. The Accounting Intern will support the Accounting team within our Commissioning Services business by assisting with basic accounting and administrative tasks. This internship is designed to provide hands-on exposure to commissioning and construction accounting in a real-world environment while supporting the growing volume of project set-ups and administrative documentation. The role emphasizes organization, attention to detail, and learning the full accounting lifecycle from project set-up through closeout.
Requirements
- Currently pursuing a degree in Accounting, Finance, Business, or a related field
- Interest in accounting operations, construction accounting, or commissioning services
- Strong organizational skills and attention to detail
- Basic proficiency with Microsoft Excel and document management tools
- Willingness to learn new systems and processes, including ERP software
Responsibilities
- Perform basic accounting data entry with a high level of accuracy
- Assist with project set-up processes in the ERP system, including initial data entry and document preparation
- Organize and maintain electronic project and accounting files to ensure completeness and accessibility
- Support month-end close preparation by gathering and organizing required backup documentation
- Assist the Accounting team with administrative tasks related to document control and record retention
- Review information for completeness and accuracy and flag discrepancies as needed
- Follow established accounting and documentation processes and internal controls
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What This Job Offers
Career Level
Intern
Education Level
No Education Listed
Number of Employees
11-50 employees
