Worker Sub-Type : Regular
Job Description : About Us
At Secusmart, we develop secure mobile communication solutions that protect sensitive government and enterprise communications. Based in Düsseldorf and part of BlackBerry since 2014, we are trusted by federal agencies across Germany and beyond. Our technology meets the strictest security requirements, including German VS-NfD classification for handling classified information.
The Role
We are looking for an experienced IT professional who combines strong infrastructure skills with a passion for security. You will work as part of a small, highly skilled IT team, taking ownership of security operations while contributing to day-to-day infrastructure management.
This is a hands-on role. You will not just define policies : you will implement them.
You will monitor our SIEM, patch our systems, harden our infrastructure, and respond to security incidents. At the same time, you will be a trusted generalist who can step in across our Windows, virtualization, and backup environments when needed.
What You’ll Do
Security Operations (Primary Focus)
- Operate and continuously improve our SIEM platform : Alert triage, tuning, and incident response
- Own vulnerability management : Scanning, assessment, prioritization, and remediation tracking
- Drive patch management processes from planning through deployment and validation
- Handle security incidents : investigation, containment, documentation, and lessons learned
- Support ISMS and BSI IT-Grundschutz compliance activities
Infrastructure Engineering
Administer and maintain Windows Server, Active Directory, and Exchange environmentsSupport virtualization infrastructure (VMware) and enterprise storage systemsContribute to backup operations (Veeam) and disaster recovery planningProvide 2nd and 3rd level support as part of a collaborative teamCreate and maintain technical documentationWhat We’re Looking For
Required
Self-starter who thrives working independently : You identify problems, propose solutions, and drive them to completion without needing constant directionStrong documentation discipline : You write things down, create runbooks, and ensure knowledge isn’t locked in your head5+ years of experience in IT infrastructure or systems administrationStrong knowledge of Windows Server, Active Directory, Group Policies, WSUS, and ExchangeHands-on experience with security operations : SIEM, vulnerability scanning, endpoint protection, or similarExperience with virtualization platforms (VMware vSphere preferred)Fluent German (written and spoken) : required for compliance documentation and communicationNice to Have
Experience with Wazuh or similar SIEM platformsKnowledge of BSI IT-Grundschutz or ISO 27001 frameworksVeeam Backup & Replication experiencePowerShell scripting for automationRelevant certifications (BSI IT-Grundschutz Praktiker, VMCE, Microsoft, or similar)Practical use of AI tools to automate tasks, accelerate workflows, and support learningWhat We Offer
A meaningful role in an organization that takes security seriously : not as an afterthoughtReal ownership and the ability to shape how we do securityA small, skilled team where your work has visible impact#LI-NR1
Scheduled Weekly Hours :
40