WISeKey is a leading global cybersecurity company deploying large-scale digital identity ecosystems for people and connected objects using Blockchain, AI, and IoT–always placing humans at the center of the Internet. WISeKey microprocessors secure the pervasive computing that shapes today’s Internet of Everything.
With over 1.5 billion IoT microchips deployed across connected vehicles, smart cities, drones, agricultural sensors, anti-counterfeiting, smart lighting, servers, computers, mobile devices, and crypto tokens, WISeKey is a key security enabler across the IoT landscape.
WISeSat AG, a WISeKey company, is developing a Low Earth Orbit (LEO) constellation that delivers secure messaging services across Switzerland and Europe, leveraging proprietary post-quantum encryption. We are building a full end-to-end system with selected industry partners, supported by a growing team of specialists driving the next wave of secure space-enabled IoT.
Joining WISeSat AG means stepping into a fast-moving environment where your expertise directly shapes an operational service. You will work at the intersection of engineering, cybersecurity, and advanced IoT technologies, collaborating closely with industry partners and a highly focused international team.
Join a small, high-impact group where your decisions matter. You’ll follow our next-generation satellites from design through launch and operations–challenging, rewarding, and genuinely innovative.
Role Overview
You will own the system view across satellite, ground and user equipment.
Your mission is to translate objectives into clear technical requirements, coordinate delivery with internal teams and partners, and ensure the system is coherent, testable, and ready for operations.
Key Responsibilities
* Define and maintain the end-to-end system architecture and technical roadmap.
* Translate business and service objectives into requirements for internal teams and external partners.
* Establish and manage interfaces (ICDs) to ensure correct components integration.
* Plan and oversee design reviews, integration, and validation; confirm performance against targets.
* Monitor schedule, risks, and quality; drive resolutions and trade-offs when needed.
* Coordinate with partners on deliverables and acceptance criteria; track progress against milestones.
* Support spectrum and regulatory activities and ensure alignment with relevant standards.
* Prepare for operations: concepts of operations, procedures, and handover to the ops team.
* Embed security-by-design, including integration of post-quantum cryptography.
Qualifications
* At least 6–10 years’ experience in space and telecom systems engineering, ideally with multi-party delivery.
* Degree in Engineering (Systems, RF/Telecom, Electrical, or similar).
* Solid understanding of satellite communications fundamentals (link budgets, Doppler, interference) and ground network basics.
* Proven experience with requirements management, interface control, and system verification/validation.
* Comfortable coordinating industry partners/suppliers and leading technical discussions and reviews.
* Structured, analytical, and decisive; strong written and verbal communication skills.
* Working proficiency in English; French is a plus.
Reports to: Program Director / Project Manager
To learn more about WISeSat, please visit our website: https://wisesat.space/
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