About Manna At Manna , we’re changing how the world receives things — by taking delivery to the skies. Our mission is simple but ambitious: to make high-speed suburban delivery affordable, green, and safe . We design and build our own aviation-grade drones that deliver food, coffee, groceries, and more directly from local stores and vendors to people’s doors in just a few minutes. We’re a team that Drive with Impact , are Safety Focused , and knows that the best ideas come from Team Players who show up as their Authentic Selves . We move fast, we are passionate about what we do, and we’re always pushing a growth mindset to be better in everything we do. If you want to build world-changing technology with real-world impact (and have a bit of fun while doing it), you’ll love it here. Welcome to Manna — where we deliver the future. Role Purpose As a Battery Management / Powertrain Engineer at Manna, you will lead the development, testing, and optimisation of our drone power systems — with a strong focus on battery evaluation, efficiency optimisation and integration. Reporting to the Head of Electronics, you’ll play a critical role in transitioning to new battery chemistries and integration technologies while ensuring safe, reliable, and scalable powertrain performance across all operational regions. Key responsibilities of the role Support the transition to new safer, higher energy-density chemistries, including planning and executing comprehensive test campaigns. Support scaling of battery systems via collaboration with contract manufacturers using latest smart charging and integration technologies Manage all UAV battery-related activities across multiple geographies and environments (USA, UAE, Ireland) Design and maintain battery ground tests and commissioning systems, ensuring repeatability and safety. Define best practices for safe charging, discharging, and lifetime management of battery packs. Manage and develop strategic partnerships with key vendors to ensure supply chain reliability and technical quality at scale. Education: Bachelor’s or Master’s degree in Electrical, Power, or Mechatronic Engineering (or a related field). Experience: Minimum 3+ years’ hands-on experience in battery systems, power electronics, or related energy storage applications. Battery Expertise: Strong knowledge and proven track record in battery chemistry and Battery Management Systems (BMS) — including SOC/SOH monitoring, cell balancing, voltage/current protection, and thermal control. Technical Proficiency: Hands-on experience with Lithium-ion chemistries (NMC, LCO, LiPo). Experience with SOC/SOH monitoring, cell balancing, voltage/current protection, and thermal control. Skilled in performing and automating battery test procedures (capacity, energy, SOC/SOH, internal resistance [AC/DC], thermal). Soft Skills: Strong analytical mindset with excellent problem-solving, data analysis, and cross-functional communication abilities. Team & Culture: Collaborative team player, comfortable in a fast-paced, dynamic environment. Additional Requirements: Fluent English — written and verbal. Full driver’s license.

Powertrain/Battery Management Engineer

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