Job
- Level
- Experienced
- Location
- Chemnitz
- Working Model
- Hybrid, Onsite
- Job Field
- IT, Application, Security
- Employment Type
- Full Time
- Contract Type
- Permanent employment
Job Summary
In this role, you develop secure login methods for Windows, integrate identity solutions, and work on system-level filter drivers while analyzing complex issues in authentication and file access processes.
Job Technologies
Your role in the team
- Further develop authentication and Windows login: You develop and maintain system-level components for secure login and authentication processes. This also includes Windows Credential Provider and its interaction with other Windows components.
- Develop file system filter driver for HiCrypt: You will work on our filter drivers and their integration into the Windows file system stack - from implementation through debugging and testing to deployment.
- Integrate identity environments: They ensure the reliable interaction of our solutions with Active Directory, Microsoft Entra ID, and hybrid environments.
- Troubleshoot complex errors: You analyze issues related to login processes, file access, permissions, and the interaction of our software with Windows and other system components.
- Connecting application components: You collaborate with our developers of components based on C#/.NET Framework and Angular, taking into account their interfaces and dependencies.
- Ensuring security and stability: You assess the impact of changes on system behavior, data integrity, and performance, and document technical decisions transparently.
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Our expectations of you
Qualifications
- Deep Windows understanding: You are familiar with Windows internals and navigate confidently between Win32 API, COM, services, processes, threads, and the Windows security model. You are well-acquainted with the differences and interfaces between User Mode and Kernel Mode.
- Excellent C++ and secure C skills: You develop reliable native code and master memory management, concurrency, and working with system-level interfaces.
- In-depth knowledge of Active Directory: You understand domains, domain controllers, user and computer accounts, Group Policy, and permissions. You are familiar with Kerberos, NTLM, and LDAP. Additionally, you know Microsoft Entra ID and the fundamental concepts of hybrid identity and authentication environments.
- Basic knowledge of C#/.NET Framework and Angular: You can understand existing code and familiarize yourself with the relevant application parts if necessary.
- German at C2 level in speaking and writing: This language proficiency level according to the Common European Framework of Reference is mandatory. You are also able to explain and document complex technical contexts accurately.
- Technical English: You can confidently use English-language documentation and specifications.
Experience
- Experience with authentication and login on Windows: You understand the involved components and processes and have practical experience in developing corresponding solutions. Knowledge of Windows Credential Provider and their implementation is included.
- Experience in system-level driver development: You can develop and debug Windows drivers. For our work, knowledge of file systems, file system filter drivers, and the Windows file system stack are particularly relevant. You are familiar with terms such as I/O Manager, Cache Manager, Filter Manager, Redirector, IRP, and Fast I/O. The Windows Driver Kit and tools like WinDbg are well known to you.
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What we offer
- Professional exchange at your level: Our colleagues are familiar with Windows internals, authentication, and file system filter drivers from their own development experience. They can collaboratively brainstorm solutions, question technical decisions, and learn from each other.
- Technically demanding product development: You work on security software where your understanding of the operating system directly matters.
- Flexible working: A combination of office and home office, as well as flexible working hours.
- Targeted further training: Individual development opportunities through training sessions, conferences, and certifications.
- Independent working: A appreciative work environment with realistic timelines.
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Benefits
Work-Life-Integration
Topics You Will Work On
Job Locations
About Your Employer
Digitronic Computersysteme Gmbh
Digitronic Computersysteme GmbH is an established company in the field of IT security, active in the market for over 30 years. It specializes in cybersecurity and offers solutions for access protection and data encryption.
Description
- Company Type
- Established Company
- Working Model
- Hybrid, Onsite
- Industry
- Internet, IT, Telecommunication
Windows system developers
- Location
- Chemnitz
- Working Model
- Hybrid, Onsite
- Diversity
- Open for all genders
