Project Engineer (m/f/d)

About Stem - Driven by human and artificial intelligence – Stem is unlocking energy intelligence.

Stem is a global leader reimagining technology to support the energy transition. Turning complexity into clarity, and potential into performance.

We help 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. Meant to tackle challenges as seamlessly as possible, Stem shows the information needed clearly and accurately and helps harness raw data to inform actionable insight. With global projects managed in 55 countries – from Germany to Japan and across North America – customers have relied on Stem for nearly 20 years to maximize the value of their clean energy projects.

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. At our core, Stem is at the momentous intersection of clean energy and software technology where diverse ideas, experiences, and professional skills converge to make the inclusive culture we have today. Together, we are turning old school thoughts about software and energy into progressive, collaborative, and innovative solutions. By joining our team, you will be collaborating with data scientists, energy experts, skilled salespeople, thought-leading executives and more from a range of backgrounds. This intersection of ideas, beliefs, and skills is what makes us unique enough to lead the world’s largest network of digitally connected energy storage systems.

What You Will Do

• Support and execute project delivery for utility-scale EMS, BESS, and hybrid PV+BESS projects across Europe under the guidance of senior project engineers and managers.
• Prepare and maintain project documentation including communication circuit diagrams, network topologies, interface specifications, and configuration sheets.
• Support the design and documentation of communication network architectures — including VLAN configurations, managed switch parameterization, and fiber optic connectivity plans — under guidance of senior engineers.
• Assist in cybersecurity and firewall configuration tasks for plant OT networks — including basic firewall rule review, VPN/remote access setup, and documentation of network security measures in line with project security requirements.
• Configure monitoring, SCADA, and EMS platforms (PowerTrack, Edge EMS, Edge UI / HMI) according to project-specific requirements and engineering specifications.
• Support EMS configuration and PPC parameter setup — including signal mapping, setpoint configuration, reactive power curves, and energy management profiles — working from engineering specifications in coordination with senior engineers and optimizer partners.
• Coordinate with internal teams (engineering, product, support) and external stakeholders (customers, EPCs) to track project progress, resolve open items, and maintain delivery timelines.
• Support commissioning activities — including pre-commissioning checks, communication testing, signal verification, and system validation — on-site or remotely.
• Review and verify hardware and software specifications, ensuring alignment with customer requirements and applicable grid connection standards — including European grid codes (VDE, ENTSO-E RfG) and, where relevant, requirements from non-European markets.
• Contribute to the development and improvement of project delivery templates, processes, and engineering standards.
• Participate in technical discussions with customers and partners, building your expertise and client-facing confidence.
• Collaborate daily with the Delh