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 looking for a Technical Writer with strong experience developing structured, engineering-grade technical documentation to support product development and project execution across energy infrastructure and data center projects. This role focuses on creating, organizing, and maintaining high-quality technical documents that translate complex engineering concepts into clear, accurate, and usable materials for internal teams, customers, and operational stakeholders. The Technical Writer will work closely with R&D, product engineering, project engineering, commissioning, and operations teams to ensure documentation accuracy, consistency, and lifecycle traceability.
What You’ll Do- Organize and maintain centralized documentation repositories and knowledge bases along with the technical document controller.
- Work with project engineering, commissioning and O&M teams to incorporate field feedback into documentation updates and continuous improvement.
- Participate in product development cycles to capture documentation requirements early in the design process.
- Ensure documentation aligns with company quality standards and customer contractual requirements.
- Support business development and proposal teams by preparing technical content and documentation sections.
- Translate complex engineering concepts into clear, concise technical language suitable for multiple audiences.
- Maintain revision control and version tracking for engineering and product documentation.
- Create and manage technical document packages related to the product: Develop and maintain technical documentation including product manuals, technical specifications, installation guides, operating procedures, and maintenance documentation.
- Standardize document templates, formatting, and terminology across products and projects along with the Technical Document Controller.
Required Qualifications
- Bachelor’s degree in Technical Communication, Engineering, English, or a related technical field.
- 10+ years of experience in technical writing within engineering, energy, infrastructure, or industrial environments.
- Proficiency with documentation tools (e.g., Microsoft Office, Confluence, SharePoint, or similar platforms).
- Ability to collaborate effectively with cross-functional technical and non-technical teams.
- Excellent written communication skills with strong attention to detail and accuracy.
- Experience working with document control systems and version management practices.
- Strong ability to understand engineering drawings, specifications, and system architectures.
- Demonstrated experience producing structured technical documentation for complex technical systems.
- Experience with documentation standards, quality systems, or regulated technical environments.
- Familiarity with engineering documentation such as SLDs, GAs, and technical submittals.
- Experience supporting technical writing for energy infrastructure, BESS, UPS, or mission-critical/data center projects.
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 [email protected]
- Benefits vary by role and location and are subject to change.
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