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Firmware Security Engineer

Ascendion
Location 📍 sant cugat del vallès, Spain
Posted 📅 May 27, 2026
Work Type ⏰ Full-time

Position Overview

Industry: Telecom

Hybrid work model: 3 days onsite in office is required


We are looking for an experienced Firmware Security Engineer to develop and secure networking features for large-format printers. You will work on embedded Linux systems, implementing secure communication, authentication, and network protocols while ensuring high-quality firmware delivery.


Key Responsibilities:

  • Design, develop, and integrate firmware components using C/C++ on embedded Linux
  • Implement security features (TLS/SSL, certificates, authentication protocols like LDAP/Kerberos)
  • Develop and maintain secure networking services (HTTP/REST APIs, HTTPS)
  • Debug and analyze issues using tools like GDB, JTAG, and Wireshark
  • Support prototype builds and resolve issues in manufacturing environments
  • Collaborate with cross-functional teams (software, hardware, and production)


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Job Details

Employment Type
Full-time
📊
Category
Other-General
🏠
Work Arrangement
On-site
📍
Location
sant cugat del vallès, Spain