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Company Summary

  • FlexGen FlexGen
  • http://www.flexgen.com
  • Computer / IT (Software)
  • 201-500 employees
  • Durham, North Carolina, United States of America

Company Overviews

FlexGen delivers the best integrated energy storage systems by taking a functionality and software-first approach. We fundamentally turn battery energy storage systems on, deliver advanced functionality through the HybridOS™ energy management system platform, and integrate with the best energy storage hardware systems available. We are hardware agnostic and have flexible approaches to delivering systems that empower our customers to procure hardware or FlexGen to provide hardware as part of a complete system solution.

Rating Reviews

Rating is calculated based on 3 reviews and is evolving.

Featured Reviews

Electrical Engineer
3.9
27 August 2026
Great place to grow in renewable energy
Pros: The collaborative environment at this energy storage tech company is a big plus. As an Electrical Engineer, I found plenty of opportunities for learning and development in power electronics. The teams are supportive, and there's a strong focus on innovative solutions for renewable energy projects. I appreciate the flexible work options too.
Cons: Sometimes, during peak project cycles, the workload can get pretty intense, impacting work-life balance temporarily. Communication from upper management could be more consistent, especially regarding long-term company direction, which sometimes leaves room for improvement in job security perception.
Advice to Management: Focus on streamlining project pipelines to avoid periods of intense crunch. Also, enhancing transparent communication about company strategy and future growth would alleviate concerns about job security and keep everyone aligned.
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Project Manager
3.9
27 September 2026
Engaging work in clean tech, but process could be smoother
Pros: I really appreciate the mission-driven aspect of working in the clean energy industry here. It's motivating to know my work at FlexGen contributes to sustainability. The team I work with is talented and supportive, and there's a genuine sense of camaraderie. The hybrid work model allows for a good balance, and leadership is generally open to feedback, making the remote/in-office flexibility a real plus. Career growth opportunities feel present if you're proactive.
Cons: Sometimes project timelines feel a bit ambitious, and cross-departmental communication could be more streamlined. This can occasionally lead to minor delays or confusion, especially with rapid growth. While pay is competitive for the region, benefits could be enhanced with more robust wellness programs. Occasionally, team meetings could be more focused to save time.
Advice to Management: Consider investing further in cross-functional training and clear process documentation to help manage growth and improve internal communication efficiency.
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Senior Software Engineer
3.7
19 September 2026
Stable tech role with some project unpredictability
Pros: The core engineering team here is fantastic – very skilled and collaborative. I've learned a lot working on diverse projects, and the company provides a reliable income stream in the competitive tech landscape. The Durham office is a good hub, and there's a good amount of autonomy in how you approach your work as a developer.
Cons: While job security is generally good, the company can sometimes pivot project priorities or scope without much advance notice. This can lead to periods of intense work to catch up, which impacts work-life balance. Communication about these shifts isn't always as clear as it could be from leadership.
Advice to Management: Please improve forecasting and communication regarding project scope changes to help teams better manage workload and maintain work-life balance.
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Common Questions About FlexGen

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