About us: SRLabs is home to knowledge leaders securing critical infrastructures in finance, energy, and telecommunications. We focus on hands-on hacking resilience – not compliance –, which we shape by combining our hacking research with impactful consulting work for innovation leaders that have a natural thrive for cutting-edge technologies. What makes us unique? We come from diverse backgrounds from all over the world, and that's just the way we like it. From coding, reverse engineering, penetration testing, exploit scripting, process design, research and consulting skills, our mix of colleagues possesses a vast set of qualifications, that equips us to influence design decisions of large-scale organisations. We are currently looking for an IT System Administrator for our team (onsite in Berlin) to provide smooth running IT services for the organisation. Your Responsibilities: Manage and secure M365 tenant, including inter-tenant connectivity Administer our Linux based server infrastructure for research projects - both cloud-based and in-house Plan and supervise our network infrastructure (LAN & WAN) including open-source security (Firewall, IPS, Proxy, VPN gateway, SIEM) Maintain and optimize virtualized environments, including containers and virtual machines (VMs) Monitor our infrastructure to identify, optimise and resolve potential performance and security problems Be the go-to person for any MacOS / Linux / Hardware related requests from the team Guide the team and clients on questions of infrastructure and data security What do you bring: Significant experience (at least 3 years) as System Administrator Proficiency in managing M365 and Linux systems is essential Experience monitoring and maintaining server health and performance in production environments Hands-on experience with Proxmox, VMware ESX, or vCenter Ability to troubleshoot MacOS devices and network-related issues Familiarity with tools such as SSH, GIT, GPG, tcpdump, OpenVPN, and Ansible A strong security mindset You enjoy learning and be updated about new technologies Nice to have Experience with containerization tools such as Docker or Kubernetes. Familiarity with Infrastructure-as-a-Service (IaaS) platforms like AWS, GCP, or Azure. What awaits you with us: Unique opportunity to join the world of cyber security in Berlin Diverse team of motivated Security Experts with people from many countries Opportunity to contribute to research A wide range of benefits: discounts on gym membership, public transport (BVG pass) Annual company retreat (a week of working holiday, packed with fun, team building and knowledge sharing etc) Professional career development and internal training Competitive salaries Further education, training, and certificate opportunities Flexible home office Apply now: Apply now to join our team. We are looking forward to getting to know you