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Embedded System Architect – IoT Connectivity

Remote from Spain·Full-time·Added 11 months ago (last checked 12 Oct)

Scalian

20 open roles

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Overview

Work mode: Remote from Spain
Contract: Permanent contract, full-time hours
Experience: 3+ years
Benefits: Private health insurance, flexible pay plan, meal vouchers, gym access

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Skills

This job advert was originally written in Spanish.

Requirements

What we're looking for

+3 years of experience in embedded systems and IoT design, especially in connectivity.
Proven experience launching commercial IoT products.
Mastery of wireless protocols (Wi-Fi, BLE, Zigbee, Thread, Matter).
Experience implementing secure OTA systems.
Deep knowledge of IoT platforms such as AWS IoT, Azure IoT Hub, or Google Cloud IoT.
Strong foundation in C/C++ and RTOS.

Nice to have

Experience with embedded Linux.
Knowledge of mobile apps for provisioning/control.
Familiarity with RF regulations (FCC, CE RED).
Experience with analytics or ML on IoT data.
Certifications in IoT security or cloud platforms.

Pay & benefits

What you'll get

🚀 Join a high-level team working with cutting-edge technologies on the market.
💻 Remote work.
⛱ 25 working days of vacation
📝 Permanent contract
📚 Ongoing training, certifications, meetups, and personalized professional development plans so we can keep growing together. We also provide access to internal platforms with open content for you to enjoy at your own pace.
🕐 Full-time position with flexible hours to help balance work and family life.
🎉 After-work events at the offices
🎂 Birthday afternoon off
🏋️‍♀️ Gym discounts
💲Flexible compensation programs: health insurance, restaurant card, transportation allowance, childcare vouchers.
🌏 As part of the Scalian group, we expand our borders and grow internationally.
♻️ Within the group, we are committed to sustainable initiatives.

The role

Do you want to lead the connectivity architecture of the next generation of smart appliances? We are looking for an Embedded System Architect – IoT Connectivity to define the technical foundations that will enable a secure, reliable, and scalable connected experience across our entire IoT product line.

What you'll do

Design and lead the complete connectivity architecture for IoT devices: hardware, firmware, network protocols, and cloud.
Evaluate and integrate wireless technologies (Wi-Fi, BLE, Zigbee, Thread, Matter, NFC, cellular), ensuring performance, energy efficiency, and regulatory compliance.
Define the communication architecture from appliance to cloud (MQTT, HTTPS, APIs, data models).
Design secure and fault-tolerant mechanisms for OTA firmware and software updates.
Develop provisioning processes, key and certificate management, and the complete lifecycle of the connected device.
Ensure end-to-end privacy and security by applying standards (OWASP IoT, PSA Certified, SESIP, GDPR).
Create clear architectural documentation: MBSE diagrams, data flows, specifications, and APIs.
Provide expert support in troubleshooting, performance analysis, and resolving connectivity issues.
Collaborate with embedded software, cloud, product, manufacturing, and quality teams; and provide technical leadership to junior engineers.

About Scalian

Scalian is a French engineering and consulting group specializing in digital transformation, operational excellence, and industrial performance. The company supports clients across sectors such as aerospace, energy, transportation, and manufacturing, offering services that range from data engineering and software development to project management and quality assurance. With a global footprint and a strong presence in Europe, Scalian positions itself as a partner for companies undergoing complex technological and organizational change.

In Spain, Scalian has established a growing delivery center that supports its international projects, particularly in areas like data engineering, backend development, and systems architecture. The Spanish offices are known for a collaborative, engineering-driven culture that values technical depth and continuous learning, making them an attractive option for international professionals with strong backgrounds in software development, DevOps, or industrial engineering.

Industry: Engineering
Founded: 1989
Employees: 1,000–5,000
Headquarters: Toulouse, France
In Spain: Madrid, Barcelona
Website: scalian.com

Good to know if you are moving

Scalian operates in several European countries, offering international mobility opportunities within the group.
The Spanish office works on high-demand technical stacks (Java, Node.js, Angular, DevOps), which are transferable skills in the Spanish market.
The company supports professional certifications and continuous training for its engineers.
Projects are often delivered in international, multicultural teams, with English as a common working language.
Scalian provides a structured career path from engineering roles to project management and architecture positions.

In their own words

About the company & team

Scalian is a company of more than 6,000 people with an international presence, with offices in Europe and North America. We specialize in providing services to different clients focused on Data, Cloud, and Artificial Intelligence.

All open roles at Scalian