key responsibilities

1. Solution design & optimization

- lead the design of energy storage solutions across grid-side, generation-side (renewable + storage), and standalone/shared energy storage power stations
- develop integrated system solutions covering pcs, ems, bms, and substation systems
- analyze grid dispatch requirements and technical challenges in renewable grid integration

2. Tendering & bidding support

- take the lead in large-scale energy storage project tenders
- prepare technical proposals, including equipment selection, system topology design, and technical deviation analysis
- ensure compliance, competitiveness, and technical excellence of proposals

3. Customized project development

- evaluate system integration solutions for utility-scale storage projects
- conduct electrical calculations and simulation analysis for various applications (frequency regulation, peak shaving, black start, etc.)
- support sales teams in cost estimation and pricing strategy at project level

4. Full lifecycle technical management

- support project execution from design through construction and delivery
- resolve technical issues related to electrical interfaces, communication protocols, and grid integration
- provide technical support during operation & maintenance phases

5. Policy & market insights

- track regional energy storage policies (capacity compensation, spot market rules, grid connection requirements, etc.)
- analyze market dynamics and regional characteristics




- contribute to white papers and technical roadmap reports for grid-side energy storage

6. Project development enablement

- develop technical documentation such as:
- utility-scale ess development guidelines
- grid connection faqs
- delivery & acceptance sops
- deliver technical training to sales and project teams to accelerate commercialization

7. Competitive analysis

- benchmark leading competitors (e.g., sungrow, hyperstrong)
- conduct swot analysis and provide strategic insights
- support product evolution in areas such as high-voltage cascade systems and liquid cooling technologies

qualifications

- bachelor's degree or above in power systems, electrical engineering, high voltage engineering, or related fields
- minimum 3+ years of experience in the energy storage industry
- proven experience supporting utility-scale (100mwh+) energy storage projects is preferred

technical expertise

- strong knowledge of primary and secondary electrical design for energy storage systems
- familiarity with protection systems, grid compliance testing, and scada/communication protocols
- experience with power system analysis; proficiency in simulation tools such as pscad or etap is a plus

soft skills

- strong cross-functional collaboration and stakeholder management skills
- ability to represent the company in technical reviews with grid operators, epcs, and clients

documentation skills

• excellent technical writing skills with the ability to produce structured, high-quality proposals and reports

📌 Technical solution manager (energy storage) (Ciudad de México)
🏢 LONGi Solar
📍 Ciudad de México