Your mission
As IT Administrator and Information Security Responsible, you ensure the reliable, secure, and efficient operation of our IT infrastructure. You are responsible for maintaining our internal systems, managing cloud services, and supporting the continuous improvement of our IT security and business applications.
You will work closely with all departments to maintain high system availability, strong cybersecurity standards, and a modern IT environment.
Your Tasks
Information Security & Compliance
* Act as Information Security Responsible (ISR) for the company
* Implement and maintain ISO 27001 compliant processes and controls
* Monitor and improve IT security policies and procedures
* Coordinate vulnerability management, security audits, and risk assessments
* Ensure compliance with internal and external security requirements
IT Infrastructure & Network
* Manage and maintain WAN, LAN, and WLAN infrastructure
* Oversee network access control and protection mechanisms
* Ensure secure connectivity between internal systems and external services
* Maintain firewall, VPN, and network monitoring solutions
Hardware & Workplace IT
* Responsible for computer hardware lifecycle management
* Procurement, configuration, and maintenance of workstations and laptops
* Ensure reliable IT workplace setup for all employees
* Provide internal technical support and troubleshooting
Cloud & Systems Administration
* Manage Microsoft 365 tenant in cooperation with an external service provider (users, policies, security, licenses)
* Maintain and optimize virtualization infrastructure (Proxmox servers)
* Ensure system backups, updates, and high availability
Business Applications
* IT support of the ERP system
* Ensure stable operation and integration with other internal systems
* Support departments in improving workflows and digital processes
License & Software Management
* Manage software licenses and subscriptions
* Maintain license compliance and cost efficiency
* Track usage and optimize software deployment
Your profile
* Degree or vocational training in Computer Science, IT Systems Administration, or similar field
* Several years of experience in IT administration or IT infrastructure management
* Experience with:
o Microsoft 365 administration
o virtualization platforms (e.g., Proxmox, VMware, Hyper-V)
o network infrastructure and security
o IT security frameworks (ISO 27001)
* Familiarity with ERP systems and enterprise software
* Structured and security-oriented working style
* Strong problem-solving skills and ability to work independently
* Good communication skills in English (German is a plus)
Why us?
* Work in a dynamic and innovative high-tech environment
* High degree of responsibility and ownership
* Opportunity to shape the IT and security architecture of the company
* Modern tools and infrastructure
* Collaborative team culture and short decision paths
We offer
* Immediate and flexible start
* Real ownership of your work with the opportunity to actively shape processes and decisions
* Strong opportunities for professional growth, self-development, and career advancement
* Permanent full-time position (40 h/week)
* 30 days annual vacation and flexible working hours
* Bike leasing, EGYM Wellpass and subsidy for the Deutschlandticket
* Complimentary beverages, company events, and professional development opportunities
About us
We are deltaVision GmbH – a young, ambitious high-tech company based in Munich, driving the future of in-space mobility and infrastructure.
Since our founding in 2022, we have been developing, manufacturing, and qualifying advanced fluid control systems for the aerospace industry and H₂ aviation. Our expertise spans cryogenic and high-pressure propulsion systems as well as next-generation orbital refueling technologies, including couplers and fully integrated refueling systems designed for the harsh environment of space.
With our deep knowledge of fluid control for space systems, we are shaping the space economy towards refuelable and reusable spacecraft. We enable longer mission lifetimes, greater operational flexibility, and entirely new architectures for sustainable space operations.
What sets us apart?
* Innovative products enabling next-generation space infrastructure
* Exceptional cost efficiency through optimized design and manufacturing
* Rapid development and delivery cycles beyond traditional industry standards
We are rethinking spaceflight — enabling a future where spacecraft are not disposable, but reusable, refuelable, and built to operate sustainably in orbit.