Electrical Power Systems & Battery Engineer

At Kepler Communications, we're not just imagining the future of connectivity - we're leading it! Our mission is to provide real-time Internet access in space, enabling a new era of data-driven exploration and innovation. With 23 satellites already launched and a next-generation optical network on the way, we’re creating the infrastructure that will power the space economy for decades to come. Technology is only part of the story. What sets Kepler apart is our team: bold thinkers, skilled builders, and passionate problem-solvers who thrive on pushing the boundaries ofwhat’spossible in space. We believe great ideas come from diverse perspectives, and we’re committed to creating an environment where you can grow, lead, and make a global impact. If you’re ready to reach higher, move faster, and do work that shapes the future space economy - this is your launchpad. Come build the future with Kepler! What We Offer:- Competitive compensationwith a robust equity plan to share in our success.- Comprehensive coverage for health, dental, and vision insurance—including dependents.- Unlimited vacation, supportive parental leave policy,and company-wide holiday shutdown.- Semi-annual company-wide partiesand frequent in-office team events.- Relocation packagesavailable for approved roles.- $1,500 annual professional development fundto support your growth.- Fully stocked Toronto office kitchenwith snacks, drinks, games and top-notch kitchen appliances.- Town Halls, Celebration Calls, and Company-wide eventsto stay connected and engaged.- We’re a certifiedGreat Place to Work®, four years in a row! We are on the hunt for a talented Electrical Engineer with a specialization in electrical power systems, a passion for emerging technology, likes to take on challenges, and would love to join Kepler’s Electrical team. Key Responsibilities: Design, develop, and support the electrical power systems for Kepler’s current and next generation of satellites including:Battery pack architecture and BMS including battery cell evaluation and power modelingSolar-array battery charging regulator systemsPower-tree design support for electrical sub-systems ownersOwn new designs from start to finish or iterate on existing designs based on new feature requests, lessons learnt, and DFx (DFA/DFM/DFT)Work closely with other cross-functional engineering teams including systems, RF, mechanical, software, and FPGA to develop full product solutionsFollow relevant internal and external “electrical design-for-space” standards to ensure the long term reliability of PCBAs in critical low-earth orbit missionsParticipate in and drive design reviewsCreate and own the execution of design validation test plans for new power components and systemsPerform functional and performance testing on individual boards or integrated sub-systems as part of bring up and design validation/verification including accelerated lifetime testing where needed Required Skills & Qualifications: 5+ years of post-undergrad electrical hardware design experience with a strong focus on battery system design and electrical power systemsBachelor's degree in electrical engineering or equivalentExperience in Lithium-ion battery pack construction sizing, balancing, protection, coulomb counting, and thermal managementStrong understanding of power technologies including discrete and integrated switch mode power suppliesExtensive experience in designing and executing qualification test plans for battery and power systemsStrong communication skills and the ability to put together thorough design documentationCircuit and layout simulation experience (SPICE or comparable)Experience with or an understanding of the LEO environment for power electronics (e.g. radiation effects)Experience with one or more CAD tools (Altium, Allegro, KiCad, etc.)Understanding of PCB design principles for signal and power integrity as well as thermal management under vacuum. Highly proficient in a lab environment and experience using standard tools such as oscilloscopes, spectrum analyzers, multimeters, VNA’s, etc. Bonus Points: Experience with Space Power Systems, ESA, ECSS and/or NASA standardsExperience with solar panel systemsPython scripting experienceUsage of AI-tools Additional Information Use of AI in RecruitmentAt Kepler Communications, all hiring decisions are made by people. Human recruiters are involved in every step of our recruitment process. We use AI-based tools (such as Lever AI and HireEZ) to assist with the initial review of applications by ranking candidates based on job-relevant criteria. These tools support - but do not replace - human judgment. Employment Equity & Accommodation StatementKepler Communications is an equal opportunity employer committed to building a diverse and inclusive workplace. We welcome applications from all qualified individuals, including women, Indigenous peoples, persons with disabilities, members of visible minorities, and people of all sexual orientations and gender identities. If you require accommodation during any stage of the recruitment process, please contact our People & Culture team at accommodation@kepler.space, and we will work with you to meet your needs. Apply to this Job