About us

We are a technology powerhouse that designs, engineers, and manufactures the world's most advanced automotive technology and hypercars. Bytes to bolts, Rimac is where everything happens.

Our teams develop and produce both hardware and software solutions for our flagship, record-breaking hypercar, the Nevera, as well as for other automotive manufacturers’ vehicles. Working on technology solutions for partners such as Porsche, Hyundai, Aston Martin, Koenigsegg, Automobili Pininfarina, and others, gives Rimac a unique position of a technology leader in the high-performance electric vehicle industry. The stakes are high.

As a fast-moving company, we nurture a high-performing culture. If you are interested in joining, you must be prepared for relentless learning, adapting, and embracing new technologies. We expect an easy-going person, but also self-driven, entrepreneurial, and highly independent in their work, that will enjoy rising to the challenge and have fun pushing the limits of technology.

Our expectations are high. And we can only achieve our goals with the dedication and collaboration of our exceptional team. Our ambition is to deliver and go the extra mile. We need to expand our already industry-leading team, find the best people, and lead the charge.

Join our innovative team as a Systems Engineer for Battery Energy Storage Systems, where you'll play a pivotal role in developing and optimizing cutting-edge energy storage solutions at Rimac Energy. Be part of the renewable energy revolution, contributing to sustainable and reliable energy systems that power the future.

The role is open both in Oxfordshire, UK and Zagreb, Croatia.

Responsibilities
 

• Own and coordinate system-level development and develop and maintain system architecture diagrams and documentation that describe the dynamic behavior and structure of BESS across development phases.
• Translate stakeholder and customer requirements into system and component-level specifications tailored for Battery Energy Storage Systems (BESS).
• Collaborate with software, hardware, mechanical and system integration teams to define and evaluate system architecture, ensuring functional alignment and efficient interfaces.
• Allocate system-level requirements to sub-systems and components, supporting traceability across the V-model lifecycle.
• Support Verification & Validation, System Integration & Test and Technical Project Leads to define system integration, verification, and validation (V&V) strategies for storage systems.
• Ensure bidirectional traceability between requirements, system architecture, and test coverage to meet regulatory and customer standards.
• Conduct feasibility studies and propose optimized solutions 
• Benchmark industry solutions and conduct research on battery technologies, energy storage standards, and competitor systems.
• Support engineering change requests and customer proposal development with technical documentation and architecture input.
   

Requirements
 

• Several years of experience in system-level development of battery systems, energy storage technologies, or power electronics applications in BESS or automotive environment.
• Bachelor’s or Master’s degree in Electrical Engineering, Energy Technology, or a related field.
• Strong understanding of system requirements engineering, interface definition, and architectural design.
• Ability to collaborate in cross-functional teams and manage system integration with mechanical, electrical, and software stakeholders.
• Analytical mindset and structured approach to solving complex engineering problems.
• Excellent written and verbal communication skills in English
• Considered a plus: Familiarity with standards and practices in BESS- / Grid-related norms (e.g., UL 9540, IEC 62933, EN50549, IEEE1547)

What we are like and what we offer
 

• Working on exciting projects in a high-performance environment pushing the limits, moving science forward while working with the global automotive manufacturers on developing the latest automotive technology.
• Flexible working hours – align with your manager and work on your own schedule.
• Educational budget and internal education programs – at Rimac, we believe in the importance of continuous learning. We provide a range of educational programs and opportunities to support your growth, and we actively encourage you to expand your knowledge and skills. Embrace the chance to learn more and never stop your pursuit of knowledge at Rimac.
• Transportation support – we provide support by covering the costs of local public transportation. Rest assured, we've got you covered when it comes to commuting, ensuring your ease and convenience as a valued member of our team.
• Health-related benefits – taking care of your physical wellbeing is of great importance and all our team members have additional and supplementary health insurance coverage, with an additional budget for yearly general physical examinations and multiple discounts in various privately held clinics.
• Mental health support – physical and mental wellbeing are our priorities when thinking about our most valuable asset – people. Prioritizing mental health for overall well-being covered by the company is one of the most important steps in having a productive and satisfied community.
• Family-oriented perks – we pride ourselves in being a family friendly environment and raising the new generation of STEM oriented brainiacs, so small gestures of love for your loved ones with kindergarten support and various kids’ activities are what we’re all about.   
• Pet-friendly workplace – we are always on the lookout for new Pawject Managers! You’ll be able to bring your pet to work, receive a pet necklace and have a professional photoshoot of your pet for its ID card (and lots of discounts for pet shops and clinics).
• Relaxation zones, fresh fruits, and healthy snacks – recharge your batteries with daily fresh fruits and vegetables delivered to your workplace from Croatia’s family-owned business.
• Shopping, travel, and entertainment discounts – as a growing company, we try to negotiate the best conditions and all for your own convenience. Each year we grow our network of partners so you can experience new things and save money.
• Possibility of remote work – even though we love teamwork and try to be more connected to further strengthen our bond between departments and team members, feel free to take remote work day when needed as per your agreement with your manager.