Senior Electrical Engineer – Power Units and Board Design

🔥 4 hours ago

🇺🇸 United States – Remote

💵 $180k - $230k / year

⏰ Full Time

🟠 Senior

🔋 Electrical Engineer

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AscendArc

WebsiteLinkedInAll Job Openings

11 - 50 employees

Founded 2023

🚀 Aerospace

📡 Telecommunications

🔥 Funding within the last year

💰 $45M Early Stage VC (Series A) on 2026-07

Aerospace • Telecommunications

AscendArc is a company developing next-generation geostationary satellite technology. According to the provided materials, it positions itself as making geostationary satellites faster to build, easier to scale, and dramatically more cost-effective—promoting satellite connectivity as “cheaper than fiber” and “reimagining what GEO can be. ” AscendArc appears focused on advancing GEO spacecraft and systems to enable lower-cost, higher-scale satellite communications and broadband infrastructure.

📋 Description

• Own assigned power units end to end—from battery, solar array wing, PCU/PPU and PDU requirements through design or supplier specification to verification and acceptance • Design electronics for internally built units, including distribution and switching, protection and current limiting, inrush and fault handling, DC/DC conversion, heater and thermistor acquisition, and analog and digital interfaces • Take designs through topology and part selection, schematic capture, worst-case, derating and part-stress analysis, layout support, fabrication, bring-up, debug and board test • Own technical content for purchased units, including specifications and SOWs, proposal evaluation, supplier design reviews, interface and requirements resolution, and acceptance data package review • Own unit-level requirements and spacecraft interfaces while maintaining consistency with subsystem architecture • Select and defend EEE parts against radiation, quality and lifetime requirements for a 15-year GEO mission • Own unit verification, including test objectives, procedures, setups, data reduction and anomaly investigation • Support spacecraft-level electrical integration through launch, including grounding and bonding, power quality, harness and EMI/EMC • Provide unit-level inputs to power budgets and energy balance and support architecture trades with analysis and data • Work within the Systems Engineering baseline for requirements, interfaces and technical budgets

🎯 Requirements

• B.S. or M.S. in Electrical Engineering • 5+ years designing power electronics or analog and mixed-signal hardware • Hands-on board design from requirements through schematic, analysis, bring-up and test, with demonstrable design work • Unit-level ownership from requirements through acceptance • Depth in switching and linear conversion, protection and current limiting, inrush, fault isolation, and related failure modes • Worst-case, derating and part stress analysis • EEE parts selection for space or another high-reliability domain • Experience specifying and technically managing procured hardware units, including supplier design reviews and acceptance • Comfortable with instrumentation, measurement and bench debugging • Strong plus: spacecraft power units; EMI/EMC and grounding; magnetics design; firmware or FPGA familiarity; ECSS or equivalent space standards • Must be a U.S. person: U.S. citizen, lawful permanent resident, or refugee/asylee status; temporary work visa holders are not eligible

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