Embedded Software Engineer

Role Summar

Build and maintain the embedded software stack for the Delta Unit Controller, the skid-level brain that coordinates PCS, BMS, and HVAC and exposes a clean interface to the upstream RT and SCADA. You will lead the platform of the developed code base onto Delta US hardware, set up modern CI/CD on Azure Dev Ops, and deliver IEEE  / UL 1741-SB compliant firmware.

• Develop firmware/middleware for the Unit Controller in C/C++ (and Rust where appropriate) on Linux / RTOS targets (Yocto, FreeRTOS, Zephyr)
• Receive and re-platform the existing Taiwan Unit Controller code base; refactor for US PCS/BESS vendors and US standards.
• Implement Modbus TCP/RTU, IEC 61850 (client), CAN, and OPC UA stacks; integrate with PCS, BMS, HVAC, and meters.
• Stand up CI/CD pipelines on Azure Dev Ops with self-hosted build agents, automated unit tests, static analysis (MISRA, Coverity), and HIL-in-the-loop gates.
• Implement secure boot, signed OTA updates, role-based access, audit logging — aligned to IEC 62443-4-1/-4-2 and NERC CIP where applicable.

• BS/MS in Computer Engineering, Electrical Engineering, or Computer Science; 5+ years in embedded software for industrial / energy system.
• Expert in C/C++ on Linux and/or RTOS; strong with multithreading, real-time scheduling, IPC, and deterministic networking.
• Industrial protocol experience:
  Modbus TCP, IEC 61850 (MMS/GOOSE client), DNP3, OPC UA, CA.
• Modern Dev Ops:
  Git, Azure Dev Ops or Git Hub Actions, Docker, Yocto build systems, hardware-in the-loop test rig.
• Cybersecurity fundamentals: secure boot, TLS/mTLS, signed updates, key management.

Delta Electronics Americas is an Equal Opportunity Employer and is committed to compliance with all applicable federal, state, and local laws. Delta Electronics America is committed to fostering a diverse, inclusive, and respectful workplace. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity or expression, age, marital status, national origin, disability, veteran status, or any other protected characteristic.

Actual pay will depend on factors such as location, skills, experience, market conditions, and business needs. This role may also be eligible for incentive pay, subject to the terms of the applicable plan. Eligible employees receive company-provided benefits in accordance with plan terms and eligibility requirements. Benefits include health coverage, wellness resources, retirement savings plan, paid time off, and other company‑sponsored programs;

parental leave is provided in accordance with applicable law.