Ingénieur Réseau Senior (H/F)

At Canadian Solar, our vision is to make lives better by bringing electricity powered by the sun to millions of people worldwide. As a leading manufacturer of solar panels, inverters, and energy storage solutions, we've been an industry front-runner since our founding in 2001. Our commitment to sustainability is reflected in all parts of our organization as we navigate the complexities of a booming industry.

Throughout Canadian Solar's subsidiaries, e-Storage, Recurrent Energy, MSS and CSI Solar Co., we invest in our employees' growth. Our training programs and promotional opportunities ensure we all can continue to learn. We understand the importance of work-life balance and provide various flexible work options to support our employees' well-being. Join our team to "Make the Difference" by creating a lasting positive impact on the world and the communities where we operate.

About the Role

We are seeking a proactive and hands-on experienced Senior Network Engineer to support the design, configuration, and deployment of SCADA and communication infrastructure for utility-scale renewable energy projects, with a focus on Battery Energy Storage Systems (BESS). This role bridges electrical design, network engineering, and software configuration, and involves close collaboration with internal teams and external stakeholders throughout the project lifecycle.

Responsibilities

• Develop network design drawings and site communication layout
• Design and configure robust, secure communication networks for SCADA and EMS systems in BESS and hybrid renewable plants.
• Implement Layer 2/3 switch configurations, VLANs, routing, and firewall policies to support redundant and deterministic communication.
• Design and validate communication architectures using a wide range of protocols, including Modbus TCP/RTU, DNP3, IEC 61850, IEC 60870-5-104, OPC UA o Configure and troubleshoot serial and Ethernet-based interfaces between EMS/SCADA systems and field equipment including Inverters, meters, BMS, RTUs, and relays.
• Customize and validate hardware architecture for EMS/Scada per project requirements architecture for EMS and SCADA systems, including cabinet layouts, I/O wiring, power distribution, and fiber routing o Work closely with the software and controls team to support end-to-end data validation from field devices to EMS/UI.
• Review and update single-line diagrams, control wiring schematics, and SCADA power supply designs.
• Conduct and document testing of communication interfaces
• Develop and maintain scripts (e.g. Python, Bash, PowerShell) for device configuration and testing, diagnostics, etc o Communicate project-specific needs clearly to both internal development teams and external stakeholders.
• Draft and maintain documentation for all networking and SCADA/EMS integration aspects, ensuring version control and timely updates to reflect stakeholder input, design revisions, and project progress. o Support customer training and technical handover processes

Required Qualifications and Skills

• Bachelor's or master's degree in electrical engineering, Computer Engineering, or a related field.
• 8+ years of experience in SCADA/network engineering for utility-scale renewable or power systems (BESS, PV, Wind, etc.).
• Proven experience as a Networking Engineer, large-scale distributed systems architect or similar role with a focus on energy management, or industrial control systems.
• Skilled at risk analysis, identifying technical gaps, and ensuring design feasibility.
• In-depth ability to design EMS hardware and working with supply chain partners to validate individual components and system design as a whole.
• In-depth understanding of industrial communication protocols, data mapping, and device integration.
• Ability to break down high-level customer needs into technical specifications and have detail technical conversation on trade-offs.
• Solid foundation in networking (routing, VLANs, STP, NAT, firewall rules) and industrial switch configuration (Cisco, Hirschmann, Moxa, etc.).
• Experience working with SCADA/EMS platforms, protocol gateways, or middleware.
• Excellent communication and organizational skills for customer-facing project work.

e-STORAGE is Equal Opportunity Employer (EOE). Qualified applicants are considered for employment without regard to age, race, colour, religion, sex, national origin, sexual orientation, disability, or veteran status.

e-STORAGE uses AI-assisted tools during parts of the hiring process, including screening and workflow automation. All final hiring decisions are made by humans.

This is a current vacancy, and we are actively hiring for this position.