Senior Support Systems Engineer (France)

Simera Sense is a leading provider of Earth observation camera solutions for the global small satellite market. Committed to excellence and innovation, we deliver superior products and services to our worldwide customer base. We are seeking a technically confident engineer who enjoys working at the intersection of complex systems, customers, and real-world mission challenges. This position is ideal for someone who thrives on solving complex system‑level challenges, leading technical discussions with authority, and ensuring customers successfully integrate, operate, and gain maximum value from Simera’s products. You will take ownership of high-impact technical issues, contribute to continuous improvement across our support processes and products, and help build a strong, collaborative support culture as we deliver mission-critical solutions in real-world environments. This role is particularly suited to engineers who are comfortable operating beyond a single discipline and enjoy understanding how systems behave in real-world environments. Position Type: Full-time Remote Opportunity : Yes/Hybrid Report To: Systems & Mission Support Manager Location : Leuven, Belgium Job Purpose : Support successful customer mission outcomes by owning complex technical support and system-level integration activities for Simera Sense products, while contributing to the development of a scalable and effective Systems & Mission Support capability. Responsibilities : Financial : Enhance customer satisfaction and retention by resolving technical issues efficiently, reducing repeat problems and support costs, and minimising escalations through strong first‑time resolution. Customer : Serve as the primary technical interface for customers, confidently leading complex integration and performance discussions, guiding correct implementation, proactively identifying risks, and owning resolution of high-impact technical issues while communicating effectively across diverse technical audiences. Internal : Diagnose and resolve cross‑system issues, interpret performance data into actionable insights, and build a deep understanding of Simera product behaviour in real‑world mission environments. Take ownership of technically complex or ambiguous problems, driving them through to resolution even when system-level behaviour is not fully understood. Independently manage high‑impact technical issues, escalating with clear analysis when necessary, while owning technical direction and coordinating stakeholders to ensure structured resolution and anomaly investigation. Collaborate closely with engineering, production, and commercial teams to clearly communicate customer challenges and align customer needs with internal capabilities to support effective issue resolution. Improve customer support effectiveness by strengthening support, escalation, and knowledge‑management processes while documenting solutions, lessons learned, and recurring issues to build robust internal documentation and support materials. Provide technical leadership within the team by mentoring junior members, guiding problem-solving approaches, and strengthening shared ownership of customer support activities. Innovation and learning; Embed continuous improvement by capturing and sharing real‑world customer feedback with engineering and product teams to enhance product robustness and deliver better customer outcomes. Required Qualifications : Bachelor’s Degree in Engineering, Systems Engineering, Applied Science, Physics Required Experience : 5–8 years of experience in technical, systems, or engineering roles Experience working with complex, multidisciplinary systems (e.g. optics, electronics, software, or integrated products) Strong system-level understanding, including interfaces, requirements, and performance trade-offs Experience supporting customers or external stakeholders in technical environments Exposure to product integration into larger systems Experience diagnosing and resolving complex technical issues Cross-functional experience working with engineering and production teams Some experience mentoring or supporting junior engineers Recommendations: Postgraduate qualification (e.g. MSc, MEng, or equivalent) in Aerospace, Mechanical, Optical, or Systems Engineering, or a related field Experience with optical or imaging systems Exposure to high-reliability or safety-critical environments (e.g. aerospace, defence, advanced engineering systems) Experience operating in environments where system-level responsibility exists without full system ownership Experience in customer-facing technical roles Special requirement(s): Willingness to travel locally and internationally as required Flexibility to support time-critical customer or technical issues when needed What we offer : The opportunity to work on real-world space missions with global customers A technically challenging role at the intersection of engineering, systems, and customer application Exposure to complex system-level problems and mission-critical environments A collaborative team environment with direct impact on product and customer outcomes Competitive salary and benefits Ready to make an impact? Apply now by submitting your CV.