The English-language job board for Spain
91,000+ live jobsSystems Engineer in Madrid
On-site in Madrid·Added 4 months ago (last checked 26 Oct)
99 open roles
Our summary
- Work mode
- On-site, Madrid
- Experience
- 4+ years
- Benefits
- Flexible pay plan



Visa options
The ad doesn’t mention sponsorship
Not a refusal, but not a yes. Worth asking in your first message.
Skills
Nice to have
Grupo Oesia is hiring for this role in several places. This vacancy is in Madrid.
Requirements
What we're looking for
- An/a Systems Engineer, with at least 4 years of experience.
- Availability to join a stable project in Rivas Vaciamadrid.
- Work Model: On-site
- Experience in defining and managing technical requirements
- Knowledge of systems engineering (systems, subsystems)
- Ability to derive requirements from customer needs
- Familiarity with the V-model
- Basic knowledge of systems architecture
- Basic understanding of cryptography
Nice to have
- Desirable: SysML/UML, DOORS, and modeling tools
Pay & benefits
What you'll get
- Work in a multinational company recognized as one of the best companies to work for in 2025, according to Actualidad Económica and Forbes.
- Stable and innovative technological projects for leading national and international clients.
- Career plan: we offer an attractive professional career based on experience and personal potential within a continuously evolving company with solid growth.
- Free access to various training platforms, providing you with a wide multidisciplinary catalog.
- Flexible compensation.
- An equal, diverse company with great Corporate Social Responsibility.
- A positive, healthy, and cooperative work environment. Teamwork is the cornerstone of the company's project successes.
The role
¡At Oesia Group, we are growing! We would like to count on you for our next job offer:
We are looking for a Systems Engineer to join an important Project located in Rivas Vaciamadrid in On-site job modality.
What you'll do
- Define and manage technical requirements
- Design system architecture
- Develop system models
- Ensure requirements traceability
- Participate in the full development cycle (V-model)
- Collaborate on validation and verification
- Contribute to the design of secure systems
About Grupo Oesia
Grupo Oesía is a Spanish multinational technology company dedicated to dual-use engineering, developing products and solutions for sectors such as aerospace, defense, cybersecurity, and digital transformation. Founded nearly 50 years ago, it operates in 42 countries across four continents and works through five brands: Oesía Networks, Tecnobit, Cipherbit, UAV Navigation, and Inster. Their core engineering focus spans optronics, tactical and secure communications, satellite communications, simulation, avionics, and space systems.
The company's activities in Spain include a significant engineering and technology presence, with roles spanning AI software, hardware and RF engineering, cybersecurity, project management, and consulting. Their roles highlight a strong focus on defense, space, and critical systems, with explicit opportunities for international professionals, including relocation to Spain. While Spain is a key operational hub, the company's global footprint across 42 countries underscores its international scope. Culture is rooted in innovation and contributing to Spain's technological sovereignty, often making roles attractive to engineering and tech professionals looking for impact in defense and space sectors.
- Industry
- Defence Electronics
- Employees
- Unknown
- Headquarters
- Madrid, Spain
- In Spain
- Madrid
Good to know if you are moving
- Roles with 'Relocation to Spain' in the title suggest the company actively recruits international hires.
- The group is a multinational tech company with projects in 42 countries, providing exposure to international environments.
- Spain is a central hub with roles across Madrid and possibly other locations, offering a gateway to working in Spain.
- Work focuses on defense, space, aerospace, cyber, and satellite communications sectors—high-specialization areas.
- As a 100% privately held Spanish company, it emphasizes sovereignty and national technology development for Spain.
In their own words
About the company & team
With over 3.800 professionals in 20 corporate offices across Spain, Brussels, Latin America, and Asia, it generates quality employment and helps people grow in technical careers.
More jobs like this
or browse Mid-level·Aviation & Aerospace·Defence & Dual-Use Technology·Community of Madrid·Defence Electronics
