Internship - Finance and Quality Admin

Puesto: Internship - Finance and Quality Admin.
Location: Ciudad Nezahualcoyotl

Company Overview
Hartree Partners is a leading global merchant commodities firm specializing in energy, commodities and associated industries. Jointly owned by senior management and funds managed by Oaktree Capital Management, LP, Hartree has over 28 years of experience in proprietary trading and principal investments. The firm employs over 4,600 individuals worldwide and in 2025 Hartree expands its global commodities platform into soft commodities through the acquisition of ED&F Man and its subsidiary companies.

Find out more about us by visiting our website at:

Job Summary

We are seeking a highly motivated and organized professional or student in their final semesters of a bachelor's degree to join our team in Mexico City. The Admin Intern will be responsible for providing support to the Office Administrator and will join the back-office team to bring admin services to different line businesses at Hartree in Mexico, including Consulting, IT, finance, M&B-office, and others.

Key Responsibilities & Duties

Support to the office administrator with day-to-day operations and other tasks as required.
Receive, review and submit vendor invoices for payment, ensuring these are paid on time in accordance with policies and procedures.
Keep record of company’s credit card expenses, issue invoices and send expense reports.
Handle office inventory, procurement, and equipment control to guarantee accurate billing.
Review employee expense reports to ensure they align with our T&E and FCPA policies.
Provide administrative support to the office by answering phones, organizing files, and maintaining up-to-date supplies.
Coordinate travel arrangements, accommodation, and expense reporting as well as tracking files.
Assist with internal communications, scheduling, and document management.
Support the accounting area with the monthly bookkeeping.

Requirements: education, competencies & skills

Bachelor’s degree or final-year student in Business Administration, Accounting, Finance or related fields.
A high grade-point average is expected.
Strong analytical, quantitative and communication skills.
Spanish and English fluency (C1).
Proficiency in Microsoft Office Suite (Word, Excel, PowerPoint)
Strong organizational skills and attention to detail.
Vendor management.
Discretion and professionalism when handling sensitive or confidential information

Preferred Requirements

SAP Concur.
MySuite or other Mexican invoicing software.
Proficient in excel is a plus.
Handle and prioritize multiple tasks at the same time.

What’s on offer

Competitive salary.
Flexible working hours and hybrid work options.
Professional development and training opportunities.