Senior Project Engineer Instrumentation & Controls BESS d/f/m

RWE Technology International GmbH
To start as soon as possible, full time, permanent

We are seeking an experienced Project Engineer (m/f/d) Instrumentation & Controls BESS to support the development and execution of large-scale battery energy storage projects. This role focuses on the design, integration, and optimization of control systems for balance-of-plant (BoP) systems as well as battery control architectures. The objective is to ensure safe, reliable, and high-performance operation throughout the entire project lifecycle.

About the role

• Overall responsibility for the complete technical implementation of battery control systems and balance-of-plant systems across the entire project lifecycle, including EMS, HMI, databases, communication networks, as well as all safety and instrumentation systems.
• Independent development and evaluation of conceptual designs, translating functional and project-specific requirements into detailed technical specifications for control architectures, communication interfaces, BoP systems, and network topologies.
• Preparation, review, and coordination of technical documentation, including design packages, equipment specifications, control descriptions, network diagrams, and cost estimates, in close collaboration with other engineering disciplines and procurement.
• Independent management of technical interfaces between control components, BoP systems, and external stakeholders while ensuring compliance with relevant industry standards, grid requirements, cybersecurity regulations, as well as health, safety, and environmental standards.
• Acting as the primary technical authority during commissioning, supervising on-site activities and supporting a smooth handover to operations in close coordination with the Site Construction Manager.

Job requirements and experience

• Degree in engineering (electrical engineering, automation, process engineering, or a comparable field) or equivalent professional experience (minimum 5 years).
• Solid knowledge in control and instrumentation (C&I) with proven experience in successfully delivering technical projects in the energy or power sector; experience in renewable energy projects is highly desirable.
• Expertise in control system integration.
• Strong ability to coordinate with suppliers, including evaluation of technical proposals, clarification of requirements, communication, and ensuring timely delivery of equipment and services.
• Familiarity with cybersecurity as well as health, safety, and environmental standards.
• Strong written and verbal communication skills, along with stakeholder management capabilities.
• Analytical, innovative, and solution-oriented working style, combined with excellent time management, resilience, intercultural competence, and fluency in English as well as good German skills.

RWE is committed to creating a diverse and inclusive environment – we value your passion, your willingness to learn and your desire to thrive. So, if you don’t display all the skills above but think this is the job for you, need flexible working arrangements or adjustments which aren’t outlined already, we would still like to hear from you.

Your Benefits

• Attractive remuneration plus additional benefits such as employer-funded company pension scheme and employee Discounts.
• Flexible working in the office and remotely (hybrid working).
• A wide range of qualification and further training opportunities for professional and personal development.
• The potential to shape the role around your strengths.
• Independent, autonomous and flexible work with the freedom to develop and implement ideas and Innovation.

Apply with just a few clicks: ad code 92571, application period: 20.06.2026
Any questions? Contact HR: Lea Milkereit, +49 172 8904180

We look forward to meeting you. Of course, you can find us on LinkedIn, Instagram, Facebook, YouTube and Xing, too.

We value diversity and therefore welcome all applications - regardless of gender, disability, nationality, ethnic and social origin, religion/belief, age, sexual orientation, and identity. #inclusionmatters

RWE Technology International is the strategic business partner to companies and organisations worldwide bringing the energy transformation forward. This includes a wide range of global consulting services and projects, especially on blue and green hydrogen (H2), wind power and solar energy, as well as biomass power plants and battery storage. RWE Technology International minimises risks and costs for clients in the planning, construction, operation and dismantling of energy plants as well as in the recultivation of opencast mines and post-mining landscapes. Our around 500 employees follow their vision in helping clients reduce their carbon footprint and create new technologies and processes along the entire lifecycle.