ON.energy is building the power infrastructure that makes the AI era possible. As AI demand surges past what the grid and traditional data centers can support, ON.energy provides a new class of power technology proven at gigawatt scale and trusted by the world’s leading cloud and AI companies. Our systems are already deployed across 2.5 GW of hyper-scale campuses, validated by top U.S. national labs, and certified for grid-safe operation by major utilities. With real products in the field, we’re scaling faster than the grid can, transforming power from a bottleneck into a competitive advantage for the companies building the future.

ON.energy is seeking a Technical Accountant based in Mexico City to support complex accounting matters related to renewable energy projects, energy storage assets, project financing structures, and corporate transactions. This role will work closely with finance, development, legal, and operations teams across the organization and will support accounting and financial reporting under U.S. GAAP.

The ideal candidate has strong technical accounting knowledge, experience working with U.S.-based companies or multinational organizations, and excellent analytical and documentation skills.

Key Responsibilities

Research and analyze complex accounting issues and prepare technical accounting memoranda in accordance with U.S. GAAP.
Evaluate accounting treatment for project finance structures, joint ventures, leases, equity investments, and debt instruments.
Support accounting for energy storage projects, asset acquisitions, and project development costs.
Analyze and document accounting treatment for revenue recognition, consolidation, derivatives, and fair value measurements.
Assist with financial statement preparation and disclosures in accordance with U.S. GAAP.
Support month-end and quarter-end close processes related to complex accounting areas.
Collaborate with internal teams to assess accounting implications of new projects, financing arrangements, and contracts.
Support external audits and work closely with auditors.
Maintain and improve accounting policies, procedures, and internal controls.
Monitor and evaluate the impact of new accounting standards (FASB / U.S. GAAP).

Qualifications

Bachelor’s degree in Accounting or Finance.
4–7 years of experience in public accounting, technical accounting, or corporate accounting.
Experience working with U.S.-based companies or multinational organizations.
Strong knowledge of U.S. GAAP accounting standards.
Experience preparing technical accounting analyses or memos preferred.
Strong written and verbal communication skills in English.
High attention to detail and strong analytical capabilities.

Preferred Qualifications

Experience in renewable energy, infrastructure, utilities, or project-based industries.
Familiarity with project finance structures.
Knowledge of accounting standards ASC 606 (revenue recognition).
CPA (U.S. or Mexico) or progress toward certification is a plus.

For US-based roles - What you’ll get:

Competitive salary + annual performance-based bonus eligibility
Medical, dental, and vision insurance
401(k) with company match
Paid time off and company holidays

For Mexico-based roles - What you’ll get:

Competitive salary + annual performance bonus eligibility
Christmas Bonus (Aguinaldo): 30 days
Major medical expenses and life insurance
Paid time off and holidays (per local policy)

For all roles:

Professional development and growth opportunities
Opportunity to grow with a mission-driven team shaping the future of clean energy
Equal Opportunity: ON.energy is committed to equal employment opportunity and to maintaining a work environment free of harassment, discrimination, or retaliation.
Accommodations: If you need an accommodation during the application process, email recruitment@onenergystorage.com
Benefits vary by role and location and are subject to change.

Learn more about this Employer on their Career Site

Project Accountant