Senior Systems Engineer (Spacecraft)

Location: Hybrid roles based in Athens, Greece; Barcelona, Spain; Porto, Portugal; or Coimbra, Portugal. Applicants must have the legal right to work in their chosen location.

Company

hirify.global provides end-to-end satellite mission services, from spacecraft design and manufacturing through launch and operations, using space-based data and connectivity to address critical challenges.

What you will do

• Lead the technical delivery of spacecraft systems from concept and architecture through operations and deorbit.
• Own system-level architecture, performance, reliability, requirements, margins, and lifecycle traceability.
• Plan and execute system-level verification and validation, resolving technical issues across mission phases.
• Perform system analyses, trade studies, design optimisation, and develop MBSE methodologies and tools.
• Define FMECA and FDIR strategies while embedding resilience, fault tolerance, and appropriate system margins.
• Coordinate multidisciplinary engineering teams and act as the systems interface across AIT, mission management, operations, suppliers, and external partners.

Requirements

• Strong systems engineering capability across the full lifecycle of space missions and spacecraft development.
• Deep knowledge of spacecraft subsystems, including power, OBC, AOCS, communications, propulsion, and thermal/mechanical systems.
• Proficiency with MBSE tools and structured systems engineering methodologies.
• Strong understanding of requirements management, verification and validation, margins management, and mission assurance.
• Knowledge of FMECA, FDIR, CONOPS, and resilient spacecraft system design principles.
• Legal right to work in the chosen role location is required. Applications must be submitted in English.

Nice to have

• Awareness of frequency allocation, debris mitigation, export control, and insurance considerations.
• Experience supporting bids, customer engagements, technical reviews, and operational decision-making.
• Experience mentoring junior systems engineers and promoting engineering best practices.

Culture & Benefits

• Work on space technology and complex satellite missions.
• Contribute to a mission-driven effort to make space more accessible.
• Collaborate with customers and multidisciplinary teams around the globe.
• Join a diverse, ambitious, and supportive engineering environment.