Senior Software Engineer

Job Title: Senior Software Engineer – Microgrid Controller (MGC)

Location: Irvine, CA

Employment Type: Full-Time / Hybrid

We are seeking a Senior Software Engineer to lead the design and development of our Microgrid Controller (MGC) platform. This role sits at the intersection of systems architecture, real-time controls, Linux engineering, and distributed energy systems
, and plays a key role in advancing how modern microgrids are monitored and controlled globally.

You will work on improving system reliability, performance, security, and scalability across the MGC platform, including Linux (RHEL 9.x) environments, APIs, networking, databases, and automated testing frameworks.

• Design and enhance the MGC Linux (RHEL 9.x) platform for high reliability and performance
• Develop APIs and firmware-level REST integrations for scalable system deployment
• Work with Docker-based containerization and deployment workflows
• Integrate and support industrial communication systems and protocols
• Optimize network configuration including routing, firewalls, and security
• Build and maintain MongoDB and SQL-based data systems for telemetry and persistence
• Implement cybersecurity and system hardening across components
• Develop CI/CD pipelines and automated testing frameworks
• Collaborate with cross-functional teams and mentor junior engineers

• 7+ years of software engineering experience
• Strong experience in C#, .NET Framework, and WPF
• Solid Linux (RHEL preferred) system integration experience
• Experience with REST APIs, Docker, and MongoDB
• Background in CI/CD, system integration, and automation testing

• Python
• Experience with industrial protocols (Modbus, DNP3, IEC 61850)
• Exposure to distributed control systems or embedded/Linux environments
• Knowledge of cybersecurity in critical infrastructure systems
• Strong leadership and mentoring experience

• Opportunity to shape next-generation microgrid technology
• Global, innovation-driven engineering environment

Salary Range:  -  USD Annual

ETAP is an Equal Opportunity Employer. We are committed to being an exemplary employer with an inclusive culture, developing a workplace environment where all our employees are treated with dignity and respect. We value diversity and the expertise that people from different backgrounds bring to our business.