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The web was created to help scientists collaborate and share knowledge. Today, we're carrying that mission forward by building technology that makes research more connected, more efficient, and more impactful.
Behind every great product is a great internal IT organization. To keep our teams productive, secure, and focused on what matters most, we rely on a modern, high-performing IT environment. We're looking for an experienced, hands-on IT professional with strong technical expertise, a pragmatic approach, and a passion for continuously improving infrastructure, automation, and the employee experience.
The Role
As our Senior System Administrator, you will play a key role in operating, maintaining, and continuously improving our internal IT environment. This is a full-time, on-site role based in our Berlin office at Chausseestraße, where you'll provide hands-on support, manage our workplace infrastructure, and ensure our systems remain secure, scalable, and reliable.
This is a role for someone who enjoys thinking strategically while remaining deeply involved in day-to-day operations. From end-user support and endpoint management to networking, infrastructure, automation, and security, you'll have the opportunity to make a meaningful impact across our entire IT landscape.
You'll be the go-to technical contact for internal IT, help establish and improve processes, drive continuous improvements, and step in wherever your expertise is needed.
What You’ll Do
Operativer Betrieb und kontinuierliche Weiterentwicklung unserer internen IT-Infrastruktur und Services
Operate, maintain, and continuously improve our internal IT infrastructure and services
Provide high-quality IT support to employees (hardware, software, account administration, access management, and workplace support)
Manage Windows and macOS endpoints, from provisioning and configuration to ongoing maintenance
Administer user accounts, permissions, and identity and access management (IAM)
Maintain and further develop our network infrastructure
Troubleshoot and resolve hardware, software, and infrastructure issues
Automate recurring administrative tasks and operational workflows
Strengthen our security posture by implementing and improving technical security controls and best practices
Coordinate with external vendors, service providers, and technology partners
Evaluate, introduce, and leverage modern technologies, including AI-powered tools that improve automation, operational efficiency, and employee productivity
What We're Looking For
Several years of hands-on experience in systems administration, internal IT, or IT infrastructure
Strong expertise in administering both Windows and macOS environments
Solid understanding of networking fundamentals (e.g. DNS, TCP/IP, HTTP) and IT security best practices
Experience with Identity and Access Management (IAM)
Experience with endpoint management and end-user IT support
Interest in modern AI-powered tools for IT operations, automation, and productivity
A pragmatic, hands-on, and solution-oriented approach to problem solving
A strong service mindset with excellent communication skills
Professional proficiency in English
German language skills are a plus
Our Tech Stack
You'll work with technologies including:
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Google Workspace and Google Cloud Platform (GCP)
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Atlassian (Jira and Confluence) and Slack
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Cisco Meraki and Ubiquiti UniFi
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Windows and macOS
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ManageEngine for endpoint and device management
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Modern AI tools that enhance productivity and automate IT operations
What We Offer
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A high-impact role with significant ownership and autonomy
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The opportunity to shape and influence our internal IT strategy and technology landscape
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Broad technical exposure across infrastructure, networking, security, cloud services, and end-user computing
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Close collaboration with talented, cross-functional teams in a technology-driven organization
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Fast decision-making, minimal bureaucracy, and a pragmatic, execution-focused culture
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A modern on-site workplace in the heart of Berlin