Technical Presales Engineer – Data Center, UPS & Telecom

Leoch International; Singapore; On-site; SGD 60,000 - 90,000; Full time

Job summary

Leoch International is seeking a Solution Engineer to join its global technical solutions team in Singapore, developing lithium battery solutions for mission-critical power applications, including Data Centers, AI infrastructure, UPS backup systems and Telecom Power.

You will work with international customers, UPS manufacturers and R&D teams to translate technical requirements into practical battery solutions.

Qualifications

• Bachelor's degree in Electrical, Electronic, Power, Energy Engineering or related discipline.
• 2–5 years of relevant engineering experience in UPS, Data Center power, Telecom Power, lithium batteries or DC power systems.
• Strong understanding of electrical fundamentals, power conversion and battery systems.
• Ability to interpret technical specifications and communicate engineering solutions clearly.
• Strong analytical thinking, problem-solving and cross-functional coordination skills.
• Good English communication; Chinese proficiency is advantageous for collaboration with China-based teams.

Responsibilities

• Solution Engineering: Develop battery sizing calculations, product selection and system configurations for UPS, Data Center and Telecom applications.
• Customer Engagement: Work with international customers, UPS partners and system integrators to understand requirements and recommend suitable solutions.
• System Integration: Evaluate battery integration with UPS, rectifiers, BMS, communication interfaces and monitoring systems.
• Technical Proposals: Prepare solution proposals, technical specifications, compliance matrices and engineering presentations.
• Cross-functional Collaboration: Work closely with R&D and Product teams to address technical gaps, validate design solutions and resolve integration challenges.
• Technical Risk Management: Identify potential design and application risks, recommend mitigation actions and follow issues through to the deal of the oppurturnities.

Skills

Analytical thinking

Problem-solving

Cross-functional coordination

English communication

Chinese language (advantage)

Education

Bachelor's degree in Electrical/Electronic/Power/Energy Engineering or related

Job description

About the Opportunity

Join our global technical solutions team to develop lithium battery solutions for mission-critical power applications, including Data Centers, AI infrastructure, UPS backup systems and Telecom Power.

You will work directly with international customers, UPS manufacturers, system integrators and R&D teams to translate technical requirements into practical battery solutions.

This role offers hands-on exposure to global projects, advanced battery technologies and system integration, with opportunities to develop toward a Senior Solution Engineer or Solution Architect position.

Key responsibilities

• Solution Engineering: Develop battery sizing calculations, product selection and system configurations for UPS, Data Center and Telecom applications; as well as the future market trends

• Customer Engagement: Work with international customers, UPS partners and system integrators to understand technical requirements and recommend suitable solutions.

• System Integration: Evaluate battery integration with UPS, rectifiers, BMS, communication interfaces and monitoring systems.

• Technical Proposals: Prepare solution proposals, technical specifications, compliance matrices and engineering presentations.

• Cross-functional Collaboration: Work closely with R&D and Product teams to address technical gaps, validate design solutions and resolve integration challenges.

• Technical Risk Management: Identify potential design and application risks, recommend mitigation actions and follow issues through to the deal of the oppurturnities

About you

• Degree in Electrical, Electronic, Power Engineering, Energy Engineering or a related discipline.

• Preferably 2–5 years of relevant engineering experience in UPS, Data Center power, Telecom Power, lithium batteries or DC power systems.

• Good understanding of electrical fundamentals, power conversion, DC distribution or battery systems.

• Ability to interpret technical specifications, understand customer requirements and communicate engineering solutions clearly.

• Strong analytical thinking, problem-solving and cross-functional coordination skills.

• Good English communication skills. Chinese proficiency is an advantage for collaboration with China-based R&D and engineering teams.

• Motivated junior engineers with strong electrical fundamentals and willingness to learn are also encouraged to apply.