About the Role:

We are seeking a dynamic Pre-Sales Engineer with deep technical expertise in Data Center infrastructure and Telecom -48V DC Power systems, including UPS, rectifiers, lithium-ion batteries, and precision cooling solutions. This role bridges the gap between sales and engineering, playing a critical part in shaping technical solutions, delivering proposals, and guiding customers throughout the pre-sales cycle.

You will collaborate closely with internal sales, product teams, and key customers such as telcos, data center operators, and system integrators to develop and present tailored, high-efficiency solutions using Delta's market-leading technologies.

Key Responsibilities:

Solution Design & Consulting:

Analyze customer requirements and design optimized data center and telecom power solutions, ensuring technical accuracy, compliance with standards, and business fit.

Customer Engagement:

Act as a trusted technical advisor, guiding customers through architecture decisions, equipment selection, deployment options, and best practices.

Sales Enablement & Proposal Support:

Support sales with technical proposals, SLDs, BoQs, TCO calculations, and tender responses, aligning solutions with customer expectations and Delta's capabilities.

Product Demonstration & Workshops:

Deliver impactful technical presentations, live demos, and training to clients and partners to illustrate Delta's value proposition.

Market Intelligence & Solution Positioning:

Monitor industry trends, standards (e.g., Uptime Tier, TIA-942, ETSI), and competitor offerings to sharpen Delta's positioning in Vietnam's booming data center and telecom sectors.

Internal Coordination:

Liaise with Delta's R&D, product, and regional teams to customize solutions, collect feedback, and contribute to roadmap development.

Post-Sales Handover & Technical Support:

Provide pre-sales and early post-sales technical support to ensure smooth implementation and customer satisfaction.

JJob requirements

Candidate should have below capabilities:

• Education: Bachelor's degree in Electrical Engineering, Power Engineering, Telecommunications, or a related field for data center and power system.

• Experience: Minimum 2–5 years in pre-sales, solution design, or technical support for:

• Data Center infrastructure (UPS, Cooling, Rack, CDU, PDU...)

• Telecom -48V power systems (rectifiers, lithium batteries, monitoring systems)

• Experience with major telco clients (e.g., Viettel, VNPT, Mobifone) or data center clients is a strong advantage.

• Technical Skills:

• Solid knowledge of data center design, UPS sizing, power architecture (Tier I–IV), cooling systems (CRAH, fan-wall, liquid cooling).

• Familiar with ETSI, Uptime, TIA-942 standards.

• Certification such as CDCP/CDCS/CDCE (EPI), ATD (Uptime), or equivalent is an advantage.

• Communication: Excellent communication skills in English and Vietnamese. Able to present and explain complex technical solutions to C-level and technical audiences.

• Customer-Oriented: Proven ability to build strong customer relationships, provide tailored technical solutions, and support business growth.

• Travel: Willing to travel nationwide and internationally (up to 50%) for customer meetings, site surveys, and technical workshops.

Why Join Delta?

• Work with one of the world's leading power and cooling solution providers.

• Be part of Vietnam's booming AI/data center and telecom infrastructure growth.

• Collaborate with regional and global experts to shape next-gen solutions.

• Accelerate your career in pre-sales, solution architecture, or product strategy.

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