Pre-Sales Engineer – Building & Energy Management Systems

ENX SYSTEMS PTE LTD; Singapore; On-site; SGD 90,000 - 130,000; Full time

Benefits offered by this job

Competitive salary & incentives

Impactful sustainability projects

Collaborative team culture

Access to cutting-edge technologies &-

Job summary

ENX Systems PTE LTD in Singapore is seeking a Pre-Sales Engineer to lead scoping and solutioning for Building Management and Energy Management projects. You will translate client requirements into actionable, compliant, and cost-effective solutions that align with local standards, while closely collaborating with Sales and Engineering teams to drive successful proposals.

The role emphasizes understanding ENX Sustainability Suite, delivering technical demonstrations, and guiding the design of

Qualifications

• Diploma or Bachelor’s degree in Engineering (Mechanical, Electrical, or Building Services) or related field.
• 5+ years of experience in pre-sales or solution engineering for BMS/EMS projects.
• Familiarity with BACnet, Modbus, MQTT, and other building automation protocols.
• Good knowledge of Networking concepts to configure and support network equipment including routers, switches, LTE and Wireless networks.
• Strong understanding of Singapore’s building codes, energy efficiency standards, and green mark requirements.
• Excellent communication and presentation skills, with the ability to simplify complex systems.

Responsibilities

• Lead scoping and solution design for BMS/EMS projects with clients and partners.
• Develop technical proposals and solution architecture to deliver energy savings.
• Conduct product demos and technical workshops for stakeholders.
• Advise on system interoperability, scalability, and regulatory compliance (BCA, PUB, NEA).
• Prepare detailed scope documents, BOMs, and functional specifications.
• Collaborate with sales and engineering to align deliverables and timelines.
• Evaluate third-party hardware and sensors to address different use cases.
• Engage with consultants, facility managers and procurement teams to refine scope.
• Support post-sales handover with documentation and briefings.
• Train partner engineers for implementation, testing, commissioning, and troubleshooting.
• Assist Field Engineers during project deployment.

Skills

BMS/EMS knowledge

BACnet

Modbus

MQTT

Networking concepts

Communication

Singapore codes knowledge

Education

Engineering degree (Dip/BEng)

Job description

Pre-Sales Engineer - Building & Energy Management Systems

ENX Systems is a software company that combines deep expertise in cloud IoT with the power of AI to deliver intelligent, data-driven energy optimization.

Our flagship offering, the ENXTM Sustainability Suite, is a comprehensive cloud native BMS and EMS solution with a suite of integrated applications – including energy, lighting, ACMV, IAQ, occupancy and fault detection on a single platform. It enables real time energy monitoring and optimization through intelligent, demand-based controls to help organizations manage their energy performance efficiently and sustainably.

Our vision is to be an innovative leader in sustainability AI for the built environment. From offices to campuses, retail to community centres, warehouses, data centres and beyond, we are transforming both retrofitted and newly built environments into greener, smarter, and more energy efficient spaces with the ENXTM Sustainability Suite.

Role Overview

We are seeking a dynamic and technically proficient Pre-Sales Engineer to lead the scoping and solutioning of Building Management System (BMS) and Energy Management System (EMS) projects for both new buildings and retrofits. This role is pivotal in translating client requirements into actionable, compliant, and cost-effective solutions that align with Singapore’s regulatory standards and sustainability goals.

This role will require gaining a deep understanding of the ENX Sustainability Suite, including its architecture, integration capabilities with existing BMS infrastructure to design compelling and effective solutions with features and functions of the Sustainability Suite.

This person must work closely with the Sales and Engineering teams to achieve sales outcomes for ENX Systems. The Pre-Sales Engineer plays an integral role in the Sales process by interfacing with clients, from proposal to the sales contracting stage, with solutions scoped and designed to effectively sell the ENX Sustainability Suite.

Key Responsibilities

• 1. Project Scoping & Solution Design
  • - Engage with clients and partners to understand operational needs, site conditions, and energy goals.
  • - Develop technical proposals and solution architecture for BMS and EMS deployments.
  • - Translate requirements into solutions that result in energy savings.
  • - Conduct Site Surveys to scope our retrofit projects and to identify energy savings opportunities.
• 2. Technical Consultation & Demonstration
  • - Conduct product demos and technical workshops for stakeholders.
  • - Advise on system interoperability, scalability, and compliance with BCA, PUB, and NEA guidelines.
• 3. Tender & Proposal Support
  • - Prepare detailed scope documents, BOMs, and functional specifications.
  • - Collaborate with sales and engineering teams to ensure alignment on deliverables and timelines.
  • - Create winning proposals.
• 4. Vendor & Technology Evaluation
  • - Assess third-party hardware for fit, compatibility, performance and reliability.
  • - Evaluate and recommend sensors, controllers and IoT devices to address different use cases.
• 5. Stakeholder Engagement
  • - Liaise with consultants, facility managers, and procurement teams to define specifications and to refine scope.
  • - Engage with Consultants and Contractors to drive understanding of our solutions.
  • - Work closely with partners to drive solutioning and structure winning proposals.
  • - Support post-sales handover with clear documentation and technical briefings.
  • - Equip, train and empower newly recruited Partner engineering resources to drive enablement for these partners in the area of implementation, testing and commissioning as well as troubleshooting.
• 6. Project Deployment
  • - Support Field Engineers for project deployment as needed.

Requirements

• Diploma or Bachelor’s degree in Engineering (Mechanical, Electrical, or Building Services) or related field.
• 5+ years of experience in pre-sales or solution engineering for BMS/EMS projects.
• Familiarity with BACnet, Modbus, MQTT, and other building automation protocols.
• Good knowledge of Networking concepts to configure and support network equipment including routers, switches, LTE and Wireless networks.
• Strong understanding of Singapore’s building codes, energy efficiency standards, and green mark requirements.
• Excellent communication and presentation skills, with the ability to simplify complex systems.

Preferred Skills

• Certifications such as SCEM or Singapore Energy Auditor.
• Experience with energy analytics platforms and smart metering solutions.
• Knowledge of chilled water systems, lighting control systems, ACMV control systems and other building system operations.

What We Offer

• Competitive salary and performance incentives.
• Opportunities to work on high-impact sustainability projects.
• Collaborative team culture with technical mentorship.
• Access to cutting-edge technologies and training.