Software Systems Engineer (Space Avionics)

Overview ARQUIMEA , a technology company operating globally providing innovative solutions and products in highly demanding sectors. Our areas of activity include Aerospace, Defense & Security, Big Science, Biotechnology and Fintech .

ARQUIMEA SPACE develops spaceflight parts and equipment for satellites and launchers, specializing in thermal control systems, structural panels, optical payloads, avionics, release and deployment mechanisms, and rad-hard microelectronics. We provide high-throughput smallsats and subsystems and operate a brand-new factory in Madrid capable of integrating satellites and constellations.

We are looking for a Software Systems Engineer to lead the development of avionics subsystem / system projects for space applications (data processing systems, imaging, communications / networks, and mechatronics). Actively lead and contribute to engineering activities throughout all phases of the solution lifecycle (technical proposal, development, qualification / validation / acceptance, and operation), acting as both a Systems Engineer and Technical Lead.

Responsibilities Lead the development lifecycle of systems and software products .

Specify and analyze system requirements and derive subsystem requirements (hardware, firmware, and software).

Design functional, logical, and physical system architectures .

Define and manage the system requirements (functional and technical).

Develop and oversee the Verification & Validation plan , ensuring compliance with applicable methodologies (ECSS or other standards).

Ensure all activities, processes, and deliverables meet program specifications, predefined plans, and quality strategies.

Lead the technical team , fostering continuous improvement and providing necessary resources and tools.

Ensure project execution aligns with client requirements and economic objectives.

Support project managers and technical teams in achieving their goals.

Supervise client interactions throughout the product lifecycle, from design to implementation and analysis.

Define and manage the technical budget and track expenditures .

Report project progress to management.

Plan and oversee all engineering activities within the project.

Identify and manage technical risks , addressing issues and controlling their impact on development plans.

Conduct conceptual and architectural system designs.

Define technical validation criteria for system designs.

Participate in project management meetings, development phase reviews, and risk assessments.

Monitor and close project actions, including change orders and design modifications.

Lead and contribute to the preparation and review of system technical documentation (e.g., requirement specifications, architectural descriptions, interface specifications, qualification and validation plans, compliance matrices, RAMS documents, and configuration management documents).

Define specifications for avionics subsystems and establish data interfaces and protocols.

Develop the Fault Detection, Isolation, and Recovery (FDIR) concept and architecture.

Support procurement by drafting Statements of Work, participating in technical meetings, and verifying documentation.

Assist in defining and overseeing system AIV and AIT processes.

Qualifications Master's degree in Telecommunication , Electronics , Aerospace Engineering , or related field.

• 10 years of experience in similar positions within the space industry (preferred), aeronautical, or defense sectors, with at least 4 years of experience in international projects.

Experience as an embedded systems development engineer (HW / FW / SW engineering), preferably in data processing and onboard distributed telematics solutions operating over IP networks (wired and wireless) with VoIP and IP video.

Proven experience in software requirements definition and software lifecycle management .

In-depth knowledge of aerospace or industry-equivalent standards (such as DO-178C, ECSS, MIL-STD , etc.).

Experience using requirements management tools (e.g., DOORS, Visure, or others).

Excellent interpersonal and communication skills.

Fluent in written and spoken English .

Proactive and solution-oriented personality, results-driven, with strong problem-solving skills.

Knowledge of avionics architecture .

Understanding of the FDIR concept and its architectural framework.

Understanding in the development cycle and processes of FPGA projects.

Understanding of real-time operating systems ( RTOS ) for spacecraft avionics.

Familiarity with data interfaces and communication protocols (CAN / CANopen, SpW, MIL-1553, PUS, etc.).

Knowledge of onboard computer HW and SW architecture .

Experience working with test environments and test equipment .

Desirable Skills Knowledge of electronics, with experience working closely with or within an electronic systems development team.

Experience in space environments , specializing in analog, power, or digital design .

Knowledge and / or certifications in systems / SW engineering standards (CMMI, IEEE, INCOSE, etc.) and project management (PMP, or others).

Experience in Model-Based Systems Engineering (MBSE) using SysML or Capella.

Knowledge of cybersecurity and experience implementing cybersecurity measures in embedded systems.

Familiarity with the Space Segment DDV and AIV processes as outlined by ECSS.

Basic understanding of key design features and performance metrics for Avionics AOCS units (e.g., magnetometers, magnetic torquers, star trackers, reaction wheels, CMGs, and sun sensors).

The position is located in our Headquarters of Torrejón de Ardoz (Madrid).

The candidate must be eligible to work in the EU and must be able to travel to the US.

We're looking for curious, creative, tenacious and collaborative people, eager to do things and unafraid to tackle challenges in order to contribute to improving the society in wich we live.

Think Big, Do the Job & Enjoy Life

At ARQUIMEA, we value diversity and inclusion. We do not discriminate on the basis of race, color, religion, gender, sexual orientation, gender identity, national origin, age, disability, or other protected factors by law. All candidates will be considered equally based on their skills and experience

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