Intern, Accounting

Mansfield Service Partners is searching for an Accounting Intern for our 2027 Summer Internship Program in Houston, TX .

The goal of the Accounting Internship is to provide the intern with hands-on experience applying accounting knowledge and skills in a professional setting. The intern will support day-to-day accounting activities while gaining exposure to Mansfield’s different lines of business, including fuels, lubricants, marine, and environmental services.

The internship will include training and exposure to various accounting processes, with a primary focus on a project to consolidate lease reconciliations across the organization. Through this work, the intern will gain experience with lease accounting, journal entries, reconciliations, and the development of tools that improve accounting efficiency and consistency.

Key Projects

• Assist with day-to-day accounting activities, including cash reconciliations, amortization schedules, accruals, and DGP analysis
• Consolidate existing lease reconciliations across lines of business into a single master file
• Build and maintain lease schedules
• Gain an understanding of the accounting and journal-entry process associated with leases
• Develop a consolidated tool to improve the efficiency and consistency of lease-related journal entries

Key Learning Outcomes / Development Opportunities

• Gain hands-on experience with accounting processes in a multi-entity organization within the fuel and logistics industry
• Develop experience with cash reconciliations, amortization schedules, accruals, and financial analysis
• Develop an understanding of lease accounting, including lease schedules, reconciliations, and related journal entries
• Use Excel and other technical resources to organize, consolidate, and analyze accounting information
• Identify opportunities to improve the efficiency and consistency of accounting processes
• Collaborate with accounting team members and different lines of business
• Enhance communication, organization, and problem-solving skills

Mansfield’s summer internship is a full-time, paid role running May 24–August 6, 2027 . Candidates must be able to work onsite, fully in office , in Houston , TX for the entire duration of the program.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status.