secunet Security Networks AG | Germany | 01xxx, 10xxx, 81xxx, 14xxx, 13xxx, 12xxx, 98xxx, 80xxx Berlin, Dresden, Ilmenau, München | Permanent position | Part time - flexible / Full time / Home office | Published since: 09.01.2026 on stepstone.de
Senior Linux Low-Level Engineer (m/f/d)
secunet is Germany's leading cybersecurity company. In an increasingly networked world, the company, with the combination of products and advice, ensures robust, digital infrastructures and the highest possible protection for data, applications and digital identities. secunet is specialized in areas where there are special requirements for security – such as Cloud, IIoT, E-Government and E-Health. With secunet's security solutions, companies can maintain the highest security standards in digital projects and thus drive their digital transformation. For our development team in the Public Authorities Division, we are looking for your smart head for one of our locations in Berlin, Dresden, Ilmenau or Munich. Our highly secure mobile IT security solution is based on a self-built Linux operating system. For the support of the x86 hardware (Intel, AMD) and the corresponding components such as USB, Graphics, Driver, BIOS, WLAN, WWAN we are looking for you: a Senior Hardware Engineer (m/w/d) / a highly motivated hardware developer (m/w/d). Together with our strong team, you will support new hardware, develop new features and improve performance. Thanks to your analytical strength, you can also create challenging topics and actively promote the success of our IT security products. .
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Your tasks • Your profile • What we offer
New and advanced development and maintenance and maintenance of Linux-based software products taking into account the interactions with hardware, software and security Commissioning new hardware platforms Kernel and Driver Development (system-oriented programming) Development of applications for controlling system interfaces Analysis and debugging in the hardware environment System analysis, specification and configuration of security-relevant components on Linux platforms Configuration, minimalization / curing, patching and testing of open source components Support for testing, error analysis and troubleshooting Participation in architectural concepts and risk assessments
a successfully completed (special) university course, ideally in the field of computer science or comparable training corresponding professional experience in programming and Linux very good Linux skills with explicit experience in software development for Linux in C / C++ relevant system understanding of Linux (kernel, device drivers, boot and system processes, file systems, init frameworks, system-related libraries, Syscalls, POSIX functions) good knowledge of the composition and interaction of the components contained in a Linux system and their configuration Knowledge of security mechanisms under Linux desirable is a basic understanding of x86 hardware and UEFI Knowledge of protocols such as USB, PCI, I2C or ACPI a safe handling of the GNU Toolchain, Git, Shellscripts and Makefiles
ideally experience in one of Security (Secure Boot, TPM, Firmware Security), Hypervisor or Emulation a safe occurrence and good communication skills an independent and structured operation and a high problem-solving competence a high level of commitment, self-initiative and stress resistance in complex or time-critical tasks very good knowledge of German and good English in word and writing complete your profile
Real team spirit: teamwork in teams that drive changes – no matter how complicated and extensive projects are Social relevance: We work on solutions that have Gamechanger qualities – in all areas of IT security Individual development: Career is not a standard recipe for us. We develop together and support you with what you need for you to continue The focus is on the human being: the strength lies in our diversity. We respect each other as we are. We are also at the heart of the reconciliation of work, family and private life. Here we have been certified since 2025 Flexible work: Twelve locations in Germany, Mobile Office, Shared-Desk model, Trust work time and flexible part-time models. Here is the right model for everyone Sun, beach or mountains: Work in the EU outland? No problem – You can work remotely within the EU for up to 20 days per year Beautiful Benefits Top: Enjoy bike leasing, corporate fitness program, discounted job ticket, secudog and much more If you would like to work at the forefront of technological development in a climate characterised by trust and fairness, we should get to know each other. .
Location
 | secunet Security Networks AG | |
| Neue Brücke 3, 70173 Berlin, Dresden, Ilmenau, München | ||
| Germany |
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