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) (Xico)
🏢 LONGi Solar
📍 Xico