Senior Software Engineer, Edge Development

About the role

As a Senior Software Engineer at Stem, you will serve as an architect across our clean energy edge platforms, including EMS, PPC, SCADA, and Logger. You will drive the design and implementation of scalable, high-performance renewable energy control systems. This role demands deep expertise; strategic thinking; and the ability to mentor and influence engineering teams.

Responsibilities

• Technical Strategy - Collaborate with product and engineering leadership to shape long-term technical strategy and roadmap.
• Software Development - Collaborate with Edge Development teams to implement integrated software product offerings.
• Controls Development Integration - Integrate, maintain, and occasionally develop robust controls features, from application interfaces to complex controls algorithms.
• Testing & Quality Assurance – Oversee comprehensive unit, integration, and end-to-end tests using modern testing frameworks to ensure code reliability and maintainability.
• Ensure proper security best practices are followed for all aspects of development and deployment of production systems/services.
• Collaborate with DevOps teams to implement CI/CD pipelines, containerization strategies, and monitoring solutions for deployed applications.
• Code Reviews - Participate in code reviews, provide constructive feedback to team members.
• Tech Innovation - Stay current with emerging technologies and industry trends, proposing and implementing new tools and approaches that improve development efficiency and product capabilities.
• Other duties as assigned.

Requirements

• Education - B.S./M.S. in Software Engineering, Computer Science, Electrical Engineering, or related technical field preferred, or equivalent practical experience.
• Experience - 5+ years of professional software or controls development experience with a proven track record of delivering complex control system designs.
• Technical Skills: C++, fluency in other languages is a plus. Experience with embedded or resource-constrained Linux systems, Linux shell scripting/bash, Git and GitLab CI/CD workflows, Real-time operating system experience - Understanding deterministic behavior, timing constraints, and concurrency, Version Control & Collaboration - Proficiency with Git workflows, code review processes, and collaborative development practices in distributed teams, Testing Practices - Experience with automated testing frameworks and methodologies, including unit testing, integration testing, and test-driven development (TDD), DevOps Awareness - Familiarity with CI/CD pipelines, deployment automation, and monitoring tools. Experience with GitLab CI, GitHub Actions, or similar platforms, Communication Skills - Excellent verbal and written communication skills with the ability to collaborate effectively with technical and non-technical stakeholders, Industry Interest - Genuine interest in clean energy, sustainability, and making a positive environmental impact through technology solutions.

Preferred Qualifications

• Additional languages: C#, Python, React, Node.js, SQL, IEC 61131-3, Matlab, Simulink
• Broad protocol experience: MQTT, Modbus, DNP3, OPC-UA
• Embedded databases: SQLite or similar
• Containerization: Docker/Podman
• Hardware I/O experience: Serial ports, GPIO, hardware debugging
• Data acquisition systems - Polling strategies, multi-protocol handling, time-series data
• Remote diagnostics and field deployment - OTA updates, remote debugging, fault tolerance
• System integration - Working with heterogeneous devices, protocols, and data formats
• Knowledge of energy power industry standards, like NERC and/or ENTSO-E
• Background in applications for the renewable and/or traditional energy sector
• Problem-Solving Skills - Strong analytical and debugging skills with the ability to troubleshoot complex technical issues across the full stack.

About Stem

Driven by human and artificial intelligence, Stem is reimagining technology to support the energy transition. Turning complexity into clarity, and potential into performance, Stem helps asset owners, operators, and stakeholders benefit from the full value of their energy portfolio by enabling the intelligent development, deployment, and operation of clean energy assets. Our integrated software suite, PowerTrack, is the industry standard and best-in-class for asset monitoring, supported by professional and managed services, under one roof. Stem's culture embodies diversity & inclusion beyond the traditional facets of gender, ethnicity, age, disabilities, and sexual orientation to include experience, personality, communication, work styles, and more. Join our team to collaborate with data scientists, energy experts, skilled salespeople, thought-leading executives, and more from a range of backgrounds.

What We Offer

• A competitive compensation package, including eligibility for a bonus or commission based on the role
• Full health benefits on the first day of employment (several medical plan options-HDHP and PPO, dental plans, FSA/HSA-with employer contribution, employer paid vision/LTD/STD/Life, variety of voluntary coverage)
• 401k (pre- or post-tax) on first day of employment
• 12 paid calendar holidays per year
• Flexible time-off

About Us

Stem, Inc. is an equal opportunity employer committed to diversity in the workplace and does not discriminate against any employee or applicant for employment because of race, color, sex, pregnancy, religion, national origin, ethnicity, citizenship, sexual orientation, gender identity, age, marital status, disability, genetic information, military status, protected veteran status or any other factor protected by applicable federal, state or local laws.